该页无缩略图
ON-BOARD?INTEGRATED?AC?WITHSTAND?VOLTAGE?TEST?PLATFORM
SF6?OIL-IMMERSED,?NO?PARTIAL?DISCHARGE?VARIABLE?FREQUENCY?SERIES?RESONANT?DEVICE
SF6?OIL-IMMERSED,?NO?PARTIAL?DISCHARGE?TEST?TRANSFORMER
MSXB(F)?SERIES?VARIABLE?FREQUENCY?SERIES?RESONANT?DEVICE
POWER?TEST?
EQUIPMENT?MANUAL
CONTENT
01 Ac?Withstand?Voltage?Equipment
02 Transformer?Test
03 High?Voltage?Test?Series
04 Transformer?Test
05 SF6?Gas?Measurement?And?Detector
06 Insulating?Oil?Test?Equipment
07 HV?Switch?Test
08 Secondary?Injection?Relay?Tester?
09 CT?PT?Analyzer
10 Battery?Testing?Series
03
17
19
26
32
36
42
43
45
46
FOCUS ON POWER TESTING EOUIPMENT
30 YEARS
Since?its?establishment?in?1996,?it?has?been?committed?to?the?research?and?development?and?
production?of?substation?power?testing?equipment?and?transmission?line?testing?equipment,?
focusing?on?power?testing?products?and?services.
01
Company?Profile
Quality?You?See.?Service?You?Feel.?Integrity?You?Trust.?Brand?You?Choose
Wuhan? Musen? Electric? Co.,? Ltd.,? established?in? 1996,?is?located?in?the? Wuhan? East? Lake? New?
Technology? Development? Zone? (Wuhan? Optics? Valley),? enjoying? convenient? transportation.? As? an?
OEM/ODM?manufacturer?with?30?years?of?experience,?we?specialize?in?the?research,?development,?
manufacturing,? sales,? and? service? of? high-voltage? testing? equipment? and? systems.? Our? products?
include?AC/DC? high-voltage?testers,?resonance?test? systems,?frequency?resonance?test? systems,?
transformer?test?equipment,?transformer?dielectric?loss?testers,?and?partial?discharge?high-voltage?
testers.? These? products? are? widely? used? in? power,? energy,? transportation,? metallurgy,? chemical?
industry,? mining,? and? water? conservancy? projects.? All? products? comply? with? international? CE?
standards? or? Chinese? national? standards.? Our? products? are? exported? worldwide,? and? our? services?
are? recognized? and? highly? praised? by? major? global? clients.? Adhering? to? the? 12-word? principle? of?
quality,?excellent?service,?integrity,?and?brand,?we?specialize?in?power?testing?products?and?services?
and?have?successfully?partnered?with?nearly?10,000?companies.
02
MS?GTU GIS?Pressure?Test?Chamber
SCOPE?OF?APPLICATION
MAIN?FEATURES
TECHNICAL?PARAMETERS?
The? 100-1200kV? gas-filled,? non-partial? discharge? combined? electrical? test? device? is? suitable? for?
conducting? insulation? withstand? voltage? tests,? partial? discharge? tests,? and? GIS? transformer? accuracy?
tests? on? high-voltage,? large-capacity? GIS? and? GIL? power? equipment.? It? is? an? essential? device? for? GIS?
substations,? GIS? and? GIL? power? equipment? manufacturers,? and? manufacturers? of? pot? insulators? and?
insulating?structural?components?for?preventive?and?factory?testing.
Adding? a? high-voltage? bushing? port? to? the? device? allows? high? voltage? to? be? extracted,? enabling?
various?high-voltage?tests?on?conventional?high-voltage?equipment.
1.?High?voltage?is?fully?enclosed?in?a?shielded?space,?ensuring?safe?and?reliable?testing.
2.?Overall?partial?discharge?can?be?controlled?within?1-3?pcs.
3.?Compact?size?minimizes?space?requirements?and?lightweight?components.
4.?Built-in?high-voltage?disconnect?switch?enables?multi-purpose?use.
5.?Easy?connection??Direct?connection?to?the?test?object?makes?testing?more?convenient.
6.?Rugged?and?durable?structure?capable?of?withstanding?long-distance?transportation.
7.?Reduced?system?power?capacity?requirements
≤5%
≤65K
Rated?capacity 50-2000kVA
Output?voltage 100kV、200kV、250kV、300kV
500kV、750kV、1000kV、1200kV
Runtime ≤5min
Impedance?voltage
Temperature?rise
03
AC?withstand?voltage?equipment
MS?GTU Variable?Frequency
?NO?PD?Withstand?Voltage?Test?System
SCOPE?OF?APPLICATION
MAIN?FEATURES
TECHNICAL?PARAMETERS?
1.?High?voltage?is?fully?enclosed?in?a?shielded?space,?ensuring?safe?and?reliable?testing.
2.?Overall?partial?discharge?can?be?controlled?within?5?pc.
3.?Compact?size?minimizes?space?requirements?and?lightweight?components.
4.?Built-in?high-voltage?disconnect?switch?enables?multi-purpose?use.
5.?Easy?connection??Direct?connection?to?the?test?object?makes?testing?more?convenient.
6.?Rugged?and?durable?structure?capable?of?withstanding?long-distance?transportation.
7.?Reduced?system?power?capacity?requirements.
145kV?power?system?GlS?non-partial?discharge?Ac?withstand?voltage?test,?applicable?to?
test? productmaximum? capacitance? s? 0.0001jF/bay? (based? on? 3? bays? +? 9m? GlS? internal?
busbar? s? 0.001uF)? and? testproduct? total? capacitance? <? 0.004uF,? test? frequency? 100Hz,?
maximum?test?voltage?235kV.
Output?power 50kW
Input?voltage 380V+10% three-phase; 50Hz
Output?waveform Single-phase?0~350V
Frequency?adjustment?range 20~300Hz
Frequency?Resolution 0.01Hz
Partial?discharge <10pC
04
MS?GTU GIS?Pressure?Test?Chamber?Project?Case
600kV SF6 gas non-partial discharge test transformer (mouth to mouth) 800kV SF6 gas non-partial discharge test transformer (mouth to mouth)
600kV SF6 gas non-partial discharge test transformer (mouth to mouth) 600kV SF6 gas non-partial discharge test transformer (bushing)
Workshop equipment site Workshop commissioning site
05
?MS?YDQW
In tegra ted??Sf6?Gas?No?Par tial?Discharge
?Tes t??Transformer?(bushing )
The?device?integrates?a?transformer,?voltage?divider,?and?protective?resistor,?and?is?equipped?with?
safetyprotection?measures?such?as?overcurrent?protection?and?overvoltage?protection?to?ensure?a?safe?
and?reliabletest?process.?lt?also?features?a?user-friendly?interface?and?data?display?function,?making?it?
easy?for?users?toperform?test?operations?and?view?results.
SCOPE?OF?APPLICATION
TECHNICAL?PARAMETERS?
<4%
<9%
Rated?capacity 30-1000kVA Customizable
Rated?voltage AC 100-1200kV
Runtime <5min
No-load?loss
Load?loss
Partial?discharge <5PC
Small?footprint,?less?on-site?wiring
no?fear?of?bumpy?transportation
AC?withstand?voltage?equipment
06
MS?YDOW
Sf6?Gas?No?PD?Test?Transformer?(bushing)
SCOPE?OF?APPLICATION
TECHNICAL?PARAMETERS?
Rated?capacity 50-1200kVA ≤1.5%
Input?voltage 380V
Output?voltage 50-1200kV
accuracy
The?non-partial?discharge?gas-filled?test?transformer?is?designed,?developed?andmanufactured?by?
our? company? by? introducing? and? absorbing? advanced? foreign? technologieslt? is? widely? used? in?
manufacturers? of? electrical? appliances,? cables,? motors,? transformers,? mutua谄inductors,? insulation?
materials? and? related? high-voltage? components,? as? well? as? high-voltagetest? laboratories? in? power,?
scientific?research?and?colleges?and?universities.?lt?can?performpartial?discharge?and?power?frequency?
withstand?volt-…?tests?on?their?products.
≤5Pc
Overcurrent and voltage protection alarms
automatically return to zero
Partial?discharge
Protection?function
MAIN?FEATURES
1.?Filled?with?high-insulation?SF6?gas?as?the?insulating?medium;
2.?Compact?size,?light?weight,?high-grade?craftsmanship,?beautiful?appearance,?and?easy?
transportation;
3.?Due?to?the?arc-extinguishing?properties?of?SF6?gas?and?its?unique?process?structure,?partial?
dischargeis?minimal,?≤5?PC?at?rated?voltage;
4.?The?test?process?is?simple?and?intuitive,?and?the?operation?is?convenient?and?easy;
5.?Effectively?eliminates?noise?interference?from?the?power?supply;
6.?Utilizes?automatic?control?technology,?with?a?high?degree?of?automation?and?strong?antiinterferencecapabilities?
7.Utilizes?fast?electronic?protection?devices?for?high?reliability.
07
MS?YDJW No PD?Test?Transformer
Suitable? for? manufacturers? of? electrical? appliances,? cables,? motors,? transformers,? instrument?
transformers,? insulation? materials,? and? related? high-voltage? components,? this? tester? can? perform?
partial?discharge?and?power?frequency?withstand?voltage?tests?on?their?products.
SCOPE?OF?APPLICATION
TECHNICAL?PARAMETERS?
<5 PC
Overcurrent and voltage protection
alarms with automatic reset
Rated?capacity 50-1200 kVA (customizable)
Output?Voltage AC 50-1200 kV, including 50, 100,
150, 200, 250, 300, 500, and 1000 kV
Transformation?Ratio?Accuracy <1.5%
Partial?Discharge
Protection
Transformer?Losses No-load?loss??<4%;?Load?loss??<9%
MAIN?FEATURES
1.?Filled?with?high-insulation?transformer?oil?as?the?insulating?medium;
2.?Low?partial?discharge?(≤5?PCD)?at?rated?voltage;
3.?Simple?and?intuitive?test?process,?easy?to?operate;
4.?Effectively?eliminates?power?supply?interference;
5.?Utilizes?automatic?control?technology,?offering?a?high?degree?of?automation?and?strong?antiinterference?capabilities;
6.?Utilizes?fast?electronic?protection?devices?for?high?reliability.
AC?withstand?voltage?equipment
08
Non-PD? Inductive? Withstand? Resonant? Test? SystemThis? device? utilizes? a? linearly? amplified?
variable-frequency? power? supply? with? reactor-coupled? compensation,? making? it? suitable? for?
inductive?withstand?voltage?and?partial?discharge?testing?of?power?transformers?of?various?capacities?
and?voltage?levels.
SCOPE?OF?APPLICATION
MSWJXZ?
No?Partial?Discharge?Induction?Voltage?
Withstand?Resonance?Test?System
MAIN?FEATURES
1.?GIS,?circuit?breakers,?transformers,?cables,?insulators,?and?other?equipment?at?voltages?up?to?
220kV?can?simultaneously?perform?partial?discharge?(PD)?measurements?during?AC?withstand?
voltage?testing.?The?system's?own?partial?discharge?level?is?less?than?10pc,?enabling?precise?
measurement?of?the?system's?insulation?condition.
2.?AC?withstand?voltage?testing?can?be?performed?at?a?fully?simulated?power?frequency.?Test?
conditions?more?closely?resemble?those?of?the?equipment?in?grid?operation,?providing?a?more?
realistic?reflection?of?its?operating?conditions.
3.?In?variable-frequency?mode,?the?frequency?can?vary?from?50Hz?to?300Hz,?adapting?to?higher?
capacity?requirements?and?providing?greater?flexibility?in?test?environments?and?operating?
conditions.
4.The?non-PD?power?supply?can?also?be?used?as?a?test?power?source?for?long?cables,?suitable?for?
AC?withstand?voltage?and?partial?discharge?testing?of?cables.
09
TECHNICAL?PARAMETERS?
Rated Inductance 435H
30-300Hz
Rated?Voltage 750kV
Rated?Current 6A
Rated?Output?Power 4500kVA
Resonant?Reactor
Operating?Frequency
Rated?Capacitance
1) System Operating Low Pressure 3MPa±1MPa
2) System Operating Medium Pressure 8MPa±1MPa
3) System Operating High Pressure 16MPa±1MPa
MAIN?FEATURES
1.?On-board?Mobile?Integrated?Platform??The?entire?750kV?series?resonance?test?system?is?highly?
integrated?into?a?dedicated?vehicle,?enabling?flexible?deployment?of?testing?capabilities.
2.?Hydraulic?Accumulation?and?Reduction?System??Core?components?(such?as?reactors)?are?
automatically?raised?and?lowered?via?an?on-board?voltage?platform,?eliminating?lifting?and?manual?
handling,?significantly?improving?efficiency?and?safety.
3.?Rapid?On-site?Deployment??Testing?begins?immediately?after?the?hydraulic?outriggers?are?
leveled,?eliminating?complex?lifting?procedures?and?significantly?reducing?preparation?time.
4.?Fully?Automated?Test?Process??Automatic?tuning?locks?the?resonance?point,?allowing?one-click?
completion?of?the?entire?voltage?step-up,?timing,?and?voltage?step-down?process?based?on?preset?
parameters.
5.?Remote?and?Secure?Operation??Supports?fiber-optic?remote?control,?ensuring?operators?can?
complete?tests?from?a?safe?distance.
6.?Intelligent?Protection?and?Monitoring??Multiple?real-time?protections?(overvoltage,?overcurrent,?
flashover,?etc.)?combined?with?key?parameter?monitoring?and?data?logging?ensure?safe?and?reliable?
testing.
7.?Reliable?Grounding??Integrated?large-section?grounding?devices?and?ground?detection?ensure?
reliable?equipment?grounding?during?testing.
750kV AC?Withstand?Voltage?Test?Platform
Duty ≥30min Hydraulic?System
8000pF
Multiple?specifications??500kV,?750kV,?and?1000kV?
integrated?AC?auxiliary?voltage?test?platform.
11
MS?CZ Vehicle?mounted?High?pressure?
Inflatable?No?partial?Discharge?Combined?Test?Device
TECHNICAL?PARAMETERS?
1-3pc at rated voltage (normal environment)
No?more?than?65kV?(50Hz)?after?60?minutes?of?operation?at?rated?current
Voltage?Levels 100kV, 200kV, 250kV, 300kV, 500kV, 800kV, 1000kV
Capacity 50-2000kVA
0.35-10kV (primary voltage)
Input?Voltage
Partial?Discharge
Temperature?Rise
High?Voltage?
Generation?Method
MAIN?FEATURES
1.?A?vehicle-mounted?hydraulic?lift?mechanism?allows?for?easy?mobility?and?facilitates?on-site?testing.
2.?High?voltage?is?fully?enclosed?within?a?shielded?enclosure,?ensuring?safe?and?reliable?testing.
3.?The?overall?PD?level?can?be?controlled?to?within?1-3?pcs.
4.?Compact?size?minimizes?space?requirements?and?lightweight?components.
5.?A?built-in?high-voltage?disconnector?enables?multi-purpose?use.
6.?Easy?connection??Direct?connection?to?the?test?product?facilitates?testing.
7.?Rugged?and?durable?construction?withstands?long-distance?transportation.
High-voltage?transformer?step-up?and?series?resonance(power?frequency,
variable?frequency).?All?step-up?methods?are?single-stage,?no?cascade?step-up?required.
13
MAIN?FEATURES
MS?CZWJ Vehicle?mounted?
No PD?Withstand?Voltage?Test?System
1.?A?large?27-inch?LCD?display?provides?clear?and?intuitive?readings?for?voltage,?current,?time,?status?information,?
and?prompts.
2.?An?all-Chinese?interface?provides?simple?and?straightforward?operation,?adaptable?to?a?variety?of?applications.
3.?Touchscreen?operation?allows?all?functions?to?be?preset,?enhancing?product?safety?and?reliability.
4.?Status?reminder?function?with?fully?Chinese-guided?operation.
5.?Alarm?function??A?5-second?buzzer?alerts?when?a?combination?alarm?is?triggered;?a?buzzer?alert?sounds?when?
voltage?signal?acquisition?is?abnormal.
6.?Emergency?stop?function??In?automatic?control,?this?function?allows?for?an?emergency?stop?at?any?point?during?
voltage?increase?or?decrease.
7.?Automatic?timing?function??In?automatic?control,?the?device?automatically?starts?timing?when?the?voltage?rises?
to?the?set?value.?When?the?timer?expires,?the?device?automatically?decreases?the?voltage?and?returns?to?zero.
8.?Manual?control?mode??Similar?to?traditional?electric?voltage?increase/decrease,?voltage?increase/decrease?is?
controlled?by?touch?buttons,?the?device?automatically?determines?upper?and?lower?limits,?and?provides?highvoltage?overvoltage,?low-voltage?overcurrent,?and?high-voltage?overcurrent?protection.
TECHNICAL?PARAMETERS?
1-3pc at rated voltage (normal environment)
No?more?than?65kV?(50Hz)?after?60?minutes?of?operation?at?rated?current
Voltage?Levels 100kV, 200kV, 250kV, 300kV, 500kV, 800kV, 1000kV
Capacity 50-2000kVA
0.35-10kV (primary voltage)
Input?Voltage
Partial?Discharge
Temperature?Rise
High?Voltage?
Generation?Method
High-voltage?transformer?step-up?and?series?resonance?(power?frequency,?variable?
frequency).?All?step-up?methods?are?single-stage,?no?cascade?step-up?required
AC?withstand?voltage?equipment
14
Common?specifications?(kVA/kV)：
135/108、270/108、270/270、540/270、1620/540、400/800、8100/500
SCOPE?OF?APPLICATION
1.AC?withstand?voltage?test?for?0.8km?of?220kV/630mm2?cable,?2km?of?110kV/630mm2?cable,?and?3km?of?
35kV/240mm2?cable
2.AC?withstand?voltage?test?for?the?neutral?point?of?a?220kV?main?transformer?and?the?line?end?of?a?110kV?
main?transformer
3.AC?withstand?voltage?test?for?circuit?breakers,?PTs,?CTs,?insulators,?and?GIS?components?up?to?220kV
Applicable?to?10-220kV?substation?equipment?and?cable?AC?withstand?voltage?test
MSXB?F?Series?Variable?
Frequency?Series?Resonant?Device
MSXZ(f)?-1620kVA/540kV?
Variable?Frequency?Series?Resonance
15
MSXB-F-4000kVA/800kV?
High?Voltage?Series?Resonance?Test?Device
SCOPE?OF?APPLICATION
SCOPE?OF?APPLICATION
1.AC?withstand?voltage?test?for?1.2km?of?220kV/630mm2?cable?
and?3.5km?of?110kV/630mm2?cable
2.AC? withstand? voltage? test?for? the? neutral? point? of? a? 220kV?
main?transformer?and?the?line?end?of?a?110kV?main?transformer
3.AC? withstand? voltage? test? for? circuit? breakers,? PTs,? CTs,?
insulators,?GIS,?etc.,?220kV?and?below
MSXZ(f)-8100kVA/500kV?
variable?frequency?series?resonant?transformer
1.AC?withstand?voltage?test?for?4km?of?220kV/1000mm2?cable,?10km?of?110kV/1000mm2?cable,?and?
13km?of?35kV/240mm2?cable
2.AC?withstand?voltage?test?for?the?neutral?point?of?a?220kV?main?transformer?and?the?line?end?of?a?
110kV?main?transformer
3.AC?withstand?voltage?test?for?circuit?breakers,?PTs,?CTs,?insulators,?GIS,?etc.,?220kV?and?below
AC?withstand?voltage?equipment
16
SCOPE?OF?APPLICATION
TECHNICAL?PARAMETERS?
MS?101G?Series?
High?Voltage?Dielectric?loss?Tester
Upgrade?8?major?functions?to?fully?meet?test?reguirements
The? dielectric? loss? insulation? test? can? effectively? detect? the? overall? moisture? deterioration? and?
deterioration? of? the? insulation? of? electrical? equipment,? as? well? as? local? defects.? It? is? widely? used? in?
electrical?manufacturing,?electrical?equipment?installation,?handover?and?preventive?testing.
The? variable? frequency? power? supply? adopts? a? high-power? switching? power? supply,? outputting?
single-frequency? 45Hz~65Hz? and? dual-frequency? 47.5Hz\\52.5Hz,? 45.0Hz\\55.0Hz,? 57.5Hz\\62.5Hz,?
55.0Hz\\65.0Hz?pure?sine?waves,?automatically?increasing?voltage,?and?can?provide?a?maximum?voltage?
of? 12kV;? it? automatically? filters? out? 50Hz? interference? and? is? suitable? for? on-site? testing? with? large?
electromagnetic?interference?such?as?substations.
Four channels/forward and reverse measurementCVT measurementCVT ratio polarity errorLCR function/
insulation resistance functio
custom madel Output voltage 12kV, tgd-f curve, various data analysis, etc.
Model
MS-101G1 Four channels / simultaneous forward and reverse measurement / English program / CVT measurement
MS-101G2 Four channels/forward and reverse measurementCVT measurement/CVT ratio polarity error/LCR function
MS-101G3
MS-101G4
Function
Simultaneous?forward?and?reverse?measurement
Four-channel?simultaneous?measurement
CVT?ratio?polarity
CVT?self-excitation?method
LCR?measurement
Bluetooth?and?data?transmission
17
Transformer?Test
MAIN?FEATURES
1.Frequency?conversion?and?anti-interference
Automatically?identifies?50Hz/60Hz?system?voltage and?can?accurately?measure?under?
200%?interference
2.4-channel?forward?connection
Internal/external?standard?capacitanceinternal/external?high?voltage
3.Reverse?wiring?low?voltage?shielding?function
220kV?VCT?busbar?grounding,?C11?performs?10kV?reversewiring?dielectric?loss?
measurement?without?disconnectingthe?line
4.C1/C2?simultaneous?measurement
CVT?self-excitation?measurement,C1/C2?simultaneous?measurement
5.Measures?ratio,?polarity?and?phase?errors
CVT?ratio?measurement?function,?can?measure?ratio,polarity?and?phase?error
6.Can?be?connected?to?an?external?40Hz~70Hz
high?voltage?power?supply
7.Wireless?Bluetooth?interface?and?datareturn?function
8.?Built-in?computer?interface
APPLICABLE?SCENARIOS
18
YDQ/YDJZ/GTB?
AC/DC?Voltage?Withstand?Tester
????The?scope?of?application?is?mainly?used?for?conducting?insulation?strength?tests?on?various?electrical?products,?
electrical?components,?insulation?materials,?etc.?under?specified?voltages,?to?assess?the?insulation?level?of?the?
products,?discover?insulation?defects?of?the?tested?products,?and?measure?the?ability?to?withstand?overvoltage.
?It?is?the?preferred?product?for?voltage?withstand?testing?equipment?required?by?departments?related?to?power?
operation,?electrical?and?appliance?manufacturing?enterprises,?metallurgy,?coal?mines,?electrified?railways,?scientific?
research?institutions,?and?universities
?It?is?an?essential?testing?equipment?for?power?equipment?inspection?and?preventive?testing
SCOPE?OF?APPLICATION
Fully automatic Manual Fully automatic Manual
19
High?Voltage?Test?Series
TECHNICAL?PARAMETERS?
Test?transformer?specifications?
and?parameters
capacity
（kVA）
High?voltage?
output?voltage（kV）
High?voltage?
output?current（mA）
Low?voltage?input
V A
transformation?
ratio
5
5kVA
50 100 200
25
500
5 100 50 200 1000
10
10
50
100
200
100
220/380
200/380
50/26
500
1000
10kVA
20kVA
30kVA
20
20
20
50
100
150
400 380
200 380
133 380
53
500
1000
1500
30
30
30
30
30
50 600
100 300
150 200
200 150
250 120
380
380
380
380
380
79
500
1000
1500
2000
2500
50kVA
50
50
50
50
50
50 1000
100 500
150 333
200 250
250 200
380
380
380
380
380
132
500
1000
1500
2000
2500
1000kVA
100
100
100
100
150
200
1000 3000
666 3000
500 3000
33
1000
1500
2000
Gas-filled transformers Oil-immersed transformers Dry-type transformers
20
MAIN?FEATURES
TECHNICAL?PARAMETERS?
1.?Advanced?technology??adopting?digital?frequency?conversion?technology,?microcomputer?control,?
fully?automated?testing?processes?such?as?boost,?buck,?measurement,?and?protection;
2.?Equipment?operation??simple?wiring?and?convenient?use;
3.? Comprehensive? protection?? multiple? protections? (overvoltage? protection,? high? and? low? voltage?
side?overcurrent?protection),?quick?action?(action?time?≤?10ms),?instrument?safety?and?reliability;
4.?Safe?and? reliable??The?controller?and?high-voltage?generator?are?connected?at?low?voltage,?with?
photoelectric?control,?ensuring?safe?and?reliable?use;
5.?Adopting?high?and?low?voltage?closed-loop?negative?feedback?control?circuit,? the?output?has?no?
capacitance?rise?effect.
MSVLF?80kV/1.1uF?
Ultra?Low?Frequency?0.1Hz?Test?Device
1%
≤3%
Rated?Output?Voltage 80kV
Output?Frequency 0.1Hz, 0.05Hz, 0.02Hz
0.1Hz, maximum 1.1μF; 0.05Hz, maximum 2.2μF;
0.02Hz, maximum 5.5μF Load?Capacity
Measurement?Accuracy
Positive?and?Negative
?Voltage Peak?Erro
Voltage?Waveform?Distortion ≤5%
MSVLF?101G?Ultra?Low
?Frequency?Cable?Dielectric?Loss?Tester
A?single?unit?performs?insulation?resistance,?dielectric?loss,?and?AC/DC?withstand?voltage?tests?on?
10kV/35kV?cables.
TECHNICAL?PARAMETERS?
Yes
0.5μF at rated voltage 0.1Hz; 12μF at low
frequency or low voltage
Power?Supply 100-240V 50/60Hz, ±10%
Input?Power 400VA
Output?Frequency 0.01Hz - 0.1Hz in 0.01Hz increments
Frequency?Optimization
Output?Load?Capacity
21
Designed?for?leakage?current?and?DC?withstand?voltage?tests?of?water-cooled?generators
ZGS?80kV?300mA?Water?cooled?
Generator?DC?Withstand?Voltage?Test?Equipment
Testing with Blowing Water
Advantages?? A? standard? DC? high-voltage? generator? can? be? used? for? testing.? The? equipment? is?
lightweight,?easy?to?operate,?and?provides?accurate?readings,?unaffected?by?water?quality.
TECHNICAL?PARAMETERS?
1.0% ± 2 digits
1.0% ± 2 digits
Output?voltage?(kV) 80kV
Output?current?(mA)? 300
Output?power?(kW)? 24
Voltage?measurement?error
Total?current?measurement?error?
Leakage?current?measurement?error 2.0%（±1uA）
MAIN?FEATURES
High?Voltage?Test?Series
MS?3126A?Insulation?Resistance?Tester
It?features?five?measurement?ranges??500V,?1000V,?2500V,?5000V,?and?10000V,?and?can?test?
resistances?up?to?10TΩ.It?is?powered?by?a?lithium-ion?battery?that?can?be?charged?while?in?use.
1.? Insulation? resistance? range?? 10TΩ? @? 10kV,? with? an? adjustable?
short-circuit?current?up?to?10mA.
2.? Automatically? displays? polarization? index? (PI)? and? dielectric?
absorption?ratio?(DAR)?values,?and?can?measure?leakage?current?and?
capacitance.
3.? Excellent? anti-interference? performance?? the? instrument?
maintains?test?accuracy?even?with?interference?currents?up?to?2mA.
4.? Rapid? discharge? of? capacitive? test? pieces.? When? testing?
c a b l e s ,? m a n u a l? d i s c h a r g e? i s? u n n e c e s s a r y ;? t h e? i n s t r um e n t?
automatically?discharges?quickly
MAIN?FEATURES
22
TECHNICAL?PARAMETERS?
ZGF?Series?DC?High?Voltage?Generator
The?instrument?is? suitable?for? DC? withstand? voltage?test? and?leakage?test? of? zinc? oxide?lightning?
arrester,?magnetic?blowout?lightning?arrester,?power?cable,?transformer,?generator?and?other?equipment?
in?the?power,?railway,?chemical,?mining,?metallurgy,?steel?and?other?departments.?It?can?also?be?used?as?
power?source?for?electrostatic?dust?collection?and?spraying.
Integrated Split body
SCOPE?OF?APPLICATION
specifications
structure
Rated?voltage?
(kV)
Rated?current?
(mA)
Rated?power?(W)
Voltage?accuracy
current?accuracy
60/2 60/3 60/5 120/2 120/3 120/5 200/2 200/3 200/5 300/2 300/3
300/5
300/5
Integrated Split body
60 120 200 300
2 3 5 2 3 5 2 3 5 2 3 5
120 180 300 240 360 600 400 600 1000 600 900 1500
±?(1.0% reading+2 words)
±?(1.0% reading+2 words)
23
High?Voltage?Test?Series
It? is? an? essential? equipment? for? electrical? tests? where? high? current? is? required,? and? is? used? in?
power? plants,? distribution? substations,? electrical? appliance? manufacturing,? scientific? research,?
laboratories?and?other?units.
SCOPE?OF?APPLICATION
TECHNICAL?PARAMETERS?
MSDDG Series?High?Current?Generator
Capacity?(kVA) Output?Current?(A) Weight(kg) Notes
Can?be?made?
into?split?or?
integrated?
structures
3 500 24
5
10
12
15
1000
2000
2500
3000
40
60
68
75
20 4000 110
30
40
60
75
5000
6000
8000
10000
160
180
240
280
split?type
Capacity?(kVA) Output?Current?(A) Weight(kg) Notes
24
This? instrument? is? widely? used? for? partial? discharge? measurement,? product? type? testing,? and?
insulation? operation? monitoring? of? various? high-voltage? electrical? products,? including? transformers,?
mutual? inductors,? high-voltage? switches,? zinc? oxide? arresters,? and? power? cables.? It? offers? high?
sensitivity,?covers?a?wide?range?of?sample?capacitance,?and?is?suitable?for?a?wide?range?of?test?products.?
It?also? features?a?comprehensive? range?of?input?units? (detection?impedance)?and?offers?nine? frequency?
band?combinations.?After?proper?calibration,?it?can?directly?read? the?discharge?capacity?of?a?discharge?
pulse.
Common?specifications
10kVA/50kV?is?used?for?10kV?level
15kVA/150kV?is?used?for?35kV?level
25kVA/250kV?is?used?for?110kV?level
Inflatable non-partial discharge pressure-resistant device
system?composition
1.?Transformer?without?partial?discharge?test
2.?Non?partial?discharge?transformer?control?console
3.?Non?partial?discharge?isolation?filter?transformer
4.?Non?partial?discharge?coupling?capacitor?(with?
built-in?voltage?divider?function)
5.?No?partial?discharge?protection?resistor
6.?Partial?discharge?tester
150kV
less than
5pc
250kV
less than
5pc
Fully automatic oil-immersed non-partial discharge pressure-resistant device
High?Voltage?Test?Series
25
Non?partial?Discharge?Power?Frequency?
Withstand?Voltage?Test?Device
YDQ(W)/YDJZ(W)
Transformer?Test
MSJF?3001B?Ultrasonic?Partial?Discharge?Tester
SCOPE?OF?APPLICATION
Used? to? detect? partial? discharge? in? operating? switchgear,? transformers,? cables,? GIS,? overhead?
lines,? and? more.A? built-in? two-in-one? ultrasonic? and? geomagnetic? wave? sensor? allows? for? PD?
detection?in?switchgear?without?the?need?for?external?sensors.
MAIN?FEATURES
Non-invasive? detection? eliminates? the? need? for? power? outages,? making? operation? simple? and?
versatile.Configurable? with? different? sensors,? it? can? detect? partial? discharge? in? virtually? any? highvoltage?electrical?equipment.Provides?various?discharge?patterns,?including?time-domain?waveforms,?
PRPD,? and? PRPS,? enabling? analysis? of? different? discharge? types.The? test? bandwidth? ranges? from?
30kHz?to?2.0GHz,?enabling?detection?principles?applicable?to?various?frequency?bands.
26
MSBR?II Transformer?
Winding?Deformation?Tester
TECHNICAL?PARAMETERS?
1MΩ
50Ω
Amplitude?measurement?range? (-100dB) to (+20dB)
Amplitude?measurement?accuracy +20dB ~ -60dB ±1dB
Sweep?frequency?accuracy
Signal?input?impedance
In-phase?test?repetition?rate 99.5%
internal?structural?fault?detection?of?63kV~500kV?power?transformers
-60dB ~ -100dB ±2dB
0.01%
Signal?output?impedance
MS?560 Transformer?
Capacity?Characteristics?Tester
Used?to?measure?no-load?current,?no-load?loss,?impedance?voltage,?load?loss,?and?zerosequence?impedance?of?various?types?of?transformers.
1.? Automatically? performs? waveform? distortion? and? temperature?
correction.
2 . M e a s u r e s ? t h r e e - p h a s e ? v o l t a g e / c u r r e n t , ? a v e r a g e?
voltage/current,?and?two-phase?active?power.
3.? Measures? harmonics? and? total? distortion? for? each? phase? of?
voltage?and?current.
4.? Displays? real-time? waveforms? for? each? phase? of? voltage? and?
current.
MAIN?FEATURES
TECHNICAL?PARAMETERS?
Voltage?measurement?range 0-750V (wide range)
Current?measurement?range 0-5-100A All?internal?ranges?are?automatically?switched
27
Transformer?Test
MS?103 Transformer?
Short?Circuit?Impedance?Test?System
TECHNICAL?PARAMETERS?
0-80A AC
1Ω-200Ω
Basic?measurement?accuracy Voltage, current, and impedance 0.2% ± 3 digits
Power
Voltage?measurement?range
Current?measurement?range
Capable?of?measuring?transformer?short-circuit?impedance,?
short-circuit?reactance,?short-circuit?resistance,?and?three-phase?impedance?voltage.
0-800V AC
Impedance?measurement?range
MS?100D??Transformation?Ratio?Tester
This instrument overcomes the shortcomings of traditional ratio bridge testing,
completing three-phase ratio testing in one go, with fast testing speed and high
accuracy, greatly improving testing efficiency.
1. Wide testing range, up to 10000.
2.?Displays?hexagonal?vector?diagram?and?group?number
3.?Blind?measurement?of?transformation?ratio?and?group?number
4.?Phase?angle?measurement
5.?High?and?low?voltage?reverse?connection?protection,?transformer?
short-circuit?protection,?and?inter-turn?short-circuit?protection
6.?AC?and?DC?power?supply?options?to?meet?diverse?site?requirements
MAIN?FEATURES
TECHNICAL?PARAMETERS?
Measuring?range 0.9 to 10,000
Phase?angle?measurement?accuracy 0.1°
0.5% ± 3 digits (cosφ > 0.1),
1.0% ± 3 digits (0.01 < cosφ ≤ 0.1)
Phase?angle?measurement?range 0 to 360°
28
MS?100ES Handheld?Three?Phase
?Transformer?Turns?Ratio?Tester
TECHNICAL?PARAMETERS?
0.1%
0.0001
Turns?ratio?measurement?range 0.9 to 10,000
Measurement?speedt Complete three-phase test in 35 seconds
Measurement?accuracy
Low-voltage?side?voltage?
measurement?accuracy
Turns?ratio?measurement?accuracy
High-voltage side voltage measurement
accuracy? 0.05%
Turns?ratio?resolution
Single-phase? measurement,? automatic?testing? of?three-phase? windings.? No? power?
supply?is?required?on?site?to?complete?the?test?work.?A?full?charge?can?perform?more?than?
500?measurements?continuously.
0.1% (0.9-200), 0.2% (200-2000), 0.3% (2000-10,000)
Full-range 0.1-level equipment available upon request
1.?Single-phase?and?three-phase?measurements
2.?Displays?hexagonal?vector?diagram?and?group?number
3.?Blind?measurement?of?transformation?ratio?and?group?number
4.?Turns?ratio?and?operating?voltage?ratio?measurements
5.?Demagnetization?function?eliminates?residual?magnetism?in?the?transformer?core
6.?AC?and?DC?power?supply?options?to?meet?diverse?field?requirements
MAIN?FEATURES
MS?100B(E)?Transformer?
Turns?Ratio?Testing?Equipment
MAIN?FEATURES
TECHNICAL?PARAMETERS?
The? instrument? offers? fast? testing? speeds,? completing? a?
three-phase ratio test in just 10 seconds with a single?
connection.?It? also?features? a? blind?test?function,? allowing? you?
to? perform? ratio? and? group? tests? even? when? the? high? and? low?
voltage? connection? configurations? are? unknown.? It? is? suitable?
for?testing?distribution?transformers?up?to?1000kV?transformers,?
single-phase?transformers,?and?current?transformers.
Range
Accuracy
Resolution
0.9 to 10,000
±(reading × 0.2% + 2 digits) (≤ 500)
(reading × 0.5% + 2 digits) (greater than 500)
0.9 to 9.9999 (0.0001)
29
Transformer?Test
MS?207T??Transformer?On?load?Switch?Tester
Used? to? measure? the? transient? waveform,? transient? time,? transient? resistance,?
and?three-phase?synchronicity?of?transformer?on-load?tap-changers.
TECHNICAL?PARAMETERS?
10 kHz/s
Transition resistance? 0.5Ω to 20Ω
Output?current ≥?1A, 3 channels
Data?sampling Sampling
channels
Sampling?frequency
6 channels
Measurement?range
MS?510S2 Three?Channel?
Winding?DC?Resistance?Tester
This?device?integrates?magnetizing?method?testing,?three-phase?testing?(Yn,?Y,?Δ),?
and? demagnetization? functions.? It? completes? all? DC? resistance? tests? with? a? single?
connection,?offering?fast?testing?speed.
MAIN?FEATURES
1.? Th ree-phase? measu remen t? me thod,? calcula tion? o f? th ree-phase?
imbalance?rate.
2.25kΩMaximum?output?current?20A,?test?range?up?to?25kΩ
3.Automatically? calculates? the? resistance? change? rate?over?5,? 15,? and?30?
seconds.
TECHNICAL?PARAMETERS?
Single-Phase??20A,?10A,?5A,?1A,?0.1A,?10mA,?<1mA
Three-Phase?10A+10A,?5A+5A,?1A+1A,?0.1A+0.1A
Output?Current
30
MS?520S??Three?channel?DC?Resistance?Tester
Integrates?three-phase?testing,?magnetizing,?and?demagnetizing?functions.
TECHNICAL?PARAMETERS?
20A+20A；10A+10A；5A+5A；1A+1A；
200mA+200mA；20mA+20mA；
Three-phase?test
Single-phase?test 40A; 20A; 10A; 5A; 1A; 200mA; 20mA;
MAIN?FEATURES
1.Mainly?suitable?for?measuring?inductive?resistance?in?transformers,?
instrument?transformers,?and?other?devices.
2.Measures?three-phase?DC?resistance?on?star-connected?windings?
and?automatically?calculates?three-phase?imbalance.
MS?520 DC?Resistance?Tester
Offers? six? output? current? settings,? with? a? maximum? of? 20A? and? a? minimum? of?
<5mA,? making? it? suitable? for? measuring? the? DC? resistance? of? a? wide? range? of?
transformers?and?instrument?transformers.
TECHNICAL?PARAMETERS?
Output?current 20A, 10A, 5A, 2A, 100mA, <5mA
Measurement?range
100μΩ to 1Ω (20A), 500μΩ to 2Ω (10A),
1mΩ to 4Ω (5A), 5mΩ to 10Ω (2A),
100mΩ to 200Ω (100mA), 200Ω to 100kΩ (<5mA)
MAIN?FEATURES
1.Wide?measurement?range?(100μΩ?to?100kΩ)
2.Discharge?alarm?function,?clear?discharge?indication
3.On-load?tap-changer?can?be?directly?switched?during?measurement
Accuracy 0.2%±2μΩ
31
MS?401 SF6 Gas?Density?Relay?Calibrator
TECHNICAL?PARAMETERS?
Measures?the?alarm?value,?latch?value,?alarm?return?value,?and?latch?return?value?
of? SF?? gas? density? relays.? Both? single? latch? and? double? latch? measurements? are?
available.? The? instrument? also? features? normal? temperature? pressure? gauge?
calibration?and?20°C?pressure?gauge?calibration.
50W
Class?0.2
Ambient?temperature -20°C to 70°C
Relative?humidity 90% RH
Power?supply AC220V, 50Hz
Power?consumption
Accuracy
Pressure?display?resolution 0.001MPa
Pressure?calibration?range 0 to 1MPa
Ambient?temperature?display?resolution 0.1°C
Single alarm, single latch,
single alarm and single latch,
single alarm and double latch
Calibration?options
SF6?Gas?Measurement?and?Detector
MS?403 SF6 Gas?Leak?Detector
TECHNICAL?PARAMETERS?
±2% FS (0-1000 ppm)
≤±?1%
Detection?range 0-1500 ppm
Resolution 0.1PPmv
Detection?range 0?1500PPmv
Accuracy
Repeatability
Performs?qualitative?and?quantitative?leak?detection?in?SF??electrical?equipment.
1.?Accurately?locates?leak?points?in?SF??gas-filled?electrical?equipment.
2.Displays?multiple?parameters?simultaneously,?including?SF??concentration,?
temperature?and?humidity,?battery?indicator,?time,?and?diaphragm?pump?status.
3.Utilizes?non-dispersive?infrared?(NDIR)?technology?and?a?German-made?sensor.
MAIN?FEATURES
32
MS?405? SF6 Trace?Moisture?Tester
Integrates?three-phase?testing,?magnetizing,?and?demagnetizing?functions.
TECHNICAL?PARAMETERS?
TECHNICAL?PARAMETERS?
MAIN?FEATURES
1.?Chilled?mirror?balance?principle?eliminates?measurement?errors?caused?by?
hysteresis,?resulting?in?high?measurement?accuracy.
2.?Excellent?repeatability,?fast?response,?high?sensitivity,?and?excellent?stability.
3.?Conversion?between?dew?point?and?moisture?concentration?is?possible.
SCOPE?OF?APPLICATION
Applications?
1.?Trace?moisture?monitoring?in?SF??gas-fired?electrical?equipment
2.?SF??gas?cylinder?quality?testing
3.?High-purity?gas?manufacturing
4.?Dry?gas?supply?for?the?semiconductor?industry
5.?R&D?applications
6.?Cleanroom/dryroom?monitoring
7.?Humidity?testing?of?industrial?gases?in?metal?heat?treatment?sites?and?laboratories.Examples?
include?air,?CO?,?N?,?H?,?O?,?SF?,?He,?Ar,?and?other?inert?gases.
Measurement?Method RC?measurement?principle
Ambient?Temperature -20°C?to?+60°C
Measurement?Range
-80°C?to?+20°C(When?the?dew?point?is?below?0°C,?
the?sensor?output?is?frost?point)
Response?Time??63%?[90%]
+20°C?to?-20°C??Td??5s?[45s]
-20°C?to?-60°C??Td??10s?[240s]
Measurement?Error Better?than?±2°C?
Repeatability ±0.5°C,?Resolution??0.01°C
MS?405B?SF6??Dew?Point?Analyzer
Dew?point?measurement?range -60°C to +20°C (at 20°C atmospheric pressure)
Dew?point?accuracy
Dew?point?repeatability ±0.05°C
±0.1°C to ±0.2°C
33
MS?406 SF6 Purity?Tester
TECHNICAL?PARAMETERS?
0 ~ 100 Kpa
Measuring?range 90% ~ 99.99%
Measuring?accuracy
Response?time
Inlet?pressure
<?2 minutes
By?simultaneously?monitoring?SO?,?H?S,?and?CO?decomposition?products,?it?can?quickly?
detect?and?diagnose?early-stage?faults?within?SF??electrical?equipment?(circuit?breakers,?
instrument?transformers,?transformers,?GIS,?bushings,?etc.)?on-site.
TECHNICAL?PARAMETERS?
Measuring?range 0-100ppm
Minimum?detectable?level ≤?0.1ppm
±?0.3%
Accuracy ±?0.5%
MAIN?FEATURES
1.The?sensor?probe?can?automatically?calibrate?the?zero?point,?automatically?
eliminate?the?system?error?introduced?by?zero?point?and?drift,?and?ensure?the?
accuracy?of?each?measurement.
2.Quick?and?gas-saving??After?the?instrument?is?turned?on?and?enters?the?
measurement?state,?each?purity?measurement?takes?about?2?minutes.
3.Self-locking?connector??Uses?original?imported?self-locking?connector,?which?is?
safe,?reliable?and?leak-free.
MS?407 SF6 Gas?Decomposition?Analyzer
H?S
So?
Repeatability ≤?1%
Measuring?range 0-100ppm
Minimum?detectable?level ≤?0.1ppm
Accuracy ±?0.5%
Repeatability ≤?1%
Measuring?range 0-1000ppm
CO
Minimum?detectable?level
Measuring?range
Measuring?range
≤?1ppm
±?0.5%
≤?1%
34
Combining? an? SF?? moisture? meter,? SF?? purity? meter,? and? SF?? decomposition?
product? analyzer,? this? single?instrument? combines? the? functions? previously? required?
three? instruments.? A? single? on-site? measurement? allows? you? to? test? all? three?
indicators.
TECHNICAL?PARAMETERS?
SF??Gas?Trace?Moisture
①?-80?to?+20°C?(supports?ppmv,?etc.)
②?Response?Time?63%?[90%]
③?+20?to?-20°C?Td?5s?[45s]
④?-20?to?-60°C?Td?10s?[240s]
SF??Gas?Purity 1.?Purity?Accuracy??±0.5%?FS
2.?Repeatability??±0.5%
Decomposition?
Product?Parameters
H2S：1～200PPmv
SO2：1～100PPmv
CO：1～500PPmv
MS-408?SF??Gas?Analyzer
35
MS?408 SF6 Gas? Analyzer
MS?409 Insulating?Oil?Gas?Content?Tester
For? transformers? with? voltage? levels? of? 330-750? kV,? samples? are? taken? after? a?
specified?rest?period?to?measure?the?gas?content?(volume?fraction)?in?the?oil.
Insulating?Oil?Test?Equipment
TECHNICAL?PARAMETERS?
Better than the permissible reproducibility of the DL/T-703
<?40?mL/time?(including?flushing?oil)
Range 0.05-10.00% (gas content)
Accuracy 0.5%
Repeatability Better?than?the?permissible?repeatability?of?the?Dl423
Reproducibility
Oil?usage
1.?Wide?detection?range?and?accurate?testing.
2.?On-site?measurement,?complementing?the?limitations?of?
chromatographic?instruments.
3.?Simple?operation,?convenient?maintenance,?and?calibration.
4.?Minimizes?insulating?oil?usage.
MAIN?FEATURES
MSKS?403 Fully?Automatic
Open?Cut?Flash?Point?Tester
Utilizes?a?high-performance?ion?ring?to?detect?sudden?changes?in?flame
conductivity?resistance.
TECHNICAL?PARAMETERS?
0.1°C
Temperature?measurement 40-400°C
Measurement?accuracy ±1°C
Repeatability 0.5%
Resolution
1.?Automatic?measurement?process?including?detection,?ignition,?alarm,?
cooling,?and?printing.
2.?Platinum?heating?wire?with?selectable?electric?and?gas?ignition?modes.
3.?Automatic?atmospheric?pressure?detection?and?correction?of?test?results.
4.?Power-off?memory?function?automatically?saves?test?results.
MAIN?FEATURES
36
MSQN?601 Transformer?Oil?Pour
Point?Automatic?Tester
TECHNICAL?PARAMETERS?
+10°C to -70°C
20ml?per?test
Temperature?Measurement Platinum Resistance Temperaturet
Accuracy ±?1°C
Resolution 0.1°C
Measuring?Range
Test?Oil?Quantity
Featuring?self-diagnostic?capabilities,?it?analyzes?samples?quickly,?accurately,?with?
excellent?repeatability,?stability,?and?reliability.?This?instrument?is?a?specialized?
instrument?for?the?power,?petroleum,?and?chemical?industries,?replacing?imported?
products.?When?testing?the?pour?point?of?petroleum?products,?the?display?shows?the?pour?
point?temperature?when?the?sample?cools?to?the?lowest?temperature?at?which?it?can?flow?
(the?pour?point),?an?audible?prompt?sounds,?and?the?test?results?are?printed.
MAIN?FEATURES
Cooling?Water?Requirement??Pressure 4.9×101?to?4.9×105?Pa
Flow?Rate 1.5?L/min
MSWS?2 Karl?Fischer?Titrator
Constant?pressure?detection,?high?accuracy,?fast?measurement?speed,?stable?and?reliable
TECHNICAL?PARAMETERS?
0.1μg
Measuring?range 1μg-200mg
Measuring?accuracy 3μg-1000μg ≤ ± 3μg, ≥ 1000μg ≤ ± 0.3%
Electrolysis?current 0-400mA
Resolution
MAIN?FEATURES
1.?Real-time?electrolysis?curve?graph,?monitor?reagent?status?at?any?time;
2.?Power-off?memory?function?automatically?saves?results,?with?a?capacity?of?100?data?sets;
3.?Touchscreen?LCD?display,?simple?operation,?and?user-friendly?interface;
4.?High?measurement?accuracy,?fast?measurement?speed,?and?stable?data
37
MSYN?1301 Kinematic?Viscometer
TECHNICAL?PARAMETERS?
±?0.01°C
Number?of?bath?wells 4
Temperature?control?range
Constant?temperature?accuracy
Measurement?accuracy
±?0.1°C
Imported?sensor?and?digital?PID?temperature?control?technology?provide?a?wide?
temperature?control?range?and?high?accuracy.
Room temperature to 130°C
MAIN?FEATURES
1.?Power-off?memory?function?automatically?saves?results?and?can?store?up?to?100?sets?of?data.
2.?Touchscreen?LCD?display?for?simple?operation?and?a?user-friendly?interface.
3.?High?measurement?accuracy,?fast?speed,?and?stable?data.
Power?supplyt AC 220 V, 10%
MSZL?203 Transformer
?Oil?Interfacial?Tension?Meter
TECHNICAL?PARAMETERS?
0.1 mN/m
Measurement?range 0-200 mN
Accuracy
Sensitivityt
Resolution
0.1 mN/mt
Unique?fast-response?electromagnetic?force?balance?sensor?improves?measurement?
accuracy?and?linearity.
0.1% of reading ± 0.1 mN/mt
MAIN?FEATURES
1.?Calibration?requires?only?one?point,?eliminating?the?need?for?multiple?
calibration?points.
2.?Real-time?display?of?equivalent?tension?and?current?weight.
3.?Integrated?temperature?detection?circuitry?for?automatic?temperature?
compensation?of?measurement?results.
38
MSSZ?2006
Insulating?Oil?Acid?Value?Tester
TECHNICAL?PARAMETERS?
Acid?value?range 0.001 to 1 mg KOH/g
Minimum?resolution
Repeatability 0.002 mg KOH/g
Three-cup?and?six-cup?integrated?design,?suitable?for?testing?the?acid?value?of?transformer?
oil?and?turbine?oil.
0.001 mg KOH/g
MAIN?FEATURES
1.?Automatically?completes?extractant?addition,?neutralization?
titration,?endpoint?determination,?and?acid?value?calculation.
2.?No?need?to?prepare?extractant,?neutralization?solution,?or?other?
working?solutions.
3.?Average?oil?sample?testing?time?is?approximately?2?minutes.
4.?Automatic?standard?acid?calibration?minimizes?system?errors.
5.?Large-capacity,?high-efficiency?carbon?dioxide?and?water?
purification?system.
6.?Guaranteed?neutralization?solution?concentration?stability.
YJJ?II Insulating?Oil?
Dielectric?Strength?(BDV)?Tester
TECHNICAL?PARAMETERS?
0-80?kV?(0-100?kV?customizable)?Single-cup
MAIN?FEATURES
1.Automatically?performs?voltage?boosting,?holding,?stirring,?settling,?and?calculations
Features?data?storage?and?printout?functions
2.Power-off?memory?function?automatically?saves?test?results
3.Overvoltage,?overcurrent,?limit,?and?ground?fault?alarms
Waveform?conditioning?function?eliminates?harmonic?interference?that?can?interfere?with?accurate?
measurements
Output?voltage 0-80 kV (0-100 kV customizable)
Voltage?distortion?rate <2%
Boosting?rate 2.0-3.5 kV/s (Δ = 0.5 kV/s)
Booster?capacity 1.5 kVA
Measurement?accuracy ±(2% + 2 digits)
39
YJJ?3S Insulating??Oil?
Dielectric??Strength??(BDV)??Tester
TECHNICAL?PARAMETERS?
1.5 kVA
Output?voltage 0-80 kV (0-100 kV customizable)
Voltage?distortion?rate
Boosting?rate
Booster?capacity
2.0-3.5 kV/s (Δ = 0.5 kV/s)
0-80?kV?(0-100?kV?customizable)?Three-Cup?Integrated
<2%
MAIN?FEATURES
1.Automatically?performs?voltage?boosting,?holding,?stirring,?settling,?and?calculations
2.Features?data?storage?and?printout?functions
3.Power-off?memory?function?automatically?saves?test?results
4.Overvoltage,?overcurrent,?limit,?and?ground?fault?alarms
5.Waveform?conditioning?function?eliminates?harmonic?interference?that?can?interfere?with?
accurate?measurements
Measurement?accuracy ±(2% + 2 digits)
MSPH??3003
Insulating?Oil?Acidity?Tester
TECHNICAL?PARAMETERS?
0.1 PH
Measuring?range 3.6-7.0 PH
Measurement?error
Constant?temperature?accuracy
Resolution
±2°C
Three-in-one?design?offers?fast?measurement?cycles?and?high?efficiency.
≤±0.1 PH
MAIN?FEATURES
1.?Automatically?completes?heating,?constant?temperature,?oscillation,?sampling,?testing,?
cleaning,?and?printing.
2.?Power-off?memory?function?automatically?saves?test?results.
3.?Flexible?selection?between?direct?and?standard?tests?for?convenient?testing.
4.?Programmable?cleaning?function?allows?for?convenient?line?cleaning.
Power?supply AC 220 V, 10%
40
MSBS?303A?
Closed?Cup?Flash?Point?Tester
TECHNICAL?PARAMETERS?
Temperature?measurement Room temperature to 300°C
Measurement?accuracy
Repeatability 0.5%
Automatically?completes?the?test?process??testing,?opening?the?lid,?ignition,?alarm,?cooling,?
and?printing.
≥110°C ± 2°C, ≤110°C ± 1°C
MAIN?FEATURES
1.?Platinum?heating?wire,?selectable?ignition?modes??electric?and?gas.
2.?Power-off?memory?function?automatically?saves?test?results.
3.?Automatic?atmospheric?pressure?detection?and?correction?of?test?results.
4.?High-power,?high-frequency?switching?power?supply?heating?technology?for?high?heating?efficiency.
5.?PID?control?algorithm?automatically?adjusts?the?heating?curve.?Detection?stops?and?alarms?
automatically?when?the?temperature?exceeds?the?specified?value.
Resolution 0.1°C
41
MSGK?E Circuit? Breaker? Analyzer
TECHNICAL?PARAMETERS?
Vacuum?circuit?breaker? range? 50.0mm; resolution? 0.1mm; error? ≤1% rdg ±0.1
SF6?circuit?breaker?
Oil?circuit?breaker range? 1000.0mm; resolution? 0.1mm; error? ≤1% rdg ±0.1
Equipped?with?an?industrial?computer?architecture,?it?is?suitable?for?all?models?of?SF6?
switches?with?metal?contacts,?GIS?combination?switches,?vacuum?switches,?and?oil?switches?
manufactured?domestically?and?internationally.
range? 300.0mm; resolution? 0.1mm; error? ≤1% rdg ±0.1
MAIN?FEATURES
1.?Accelerometers,?rotational?speed?sensors,?and?linear?travel?sensors?are?extremely?
easy?and?simple?to?install.
2.?Triggering?modes??internal,?external,?sensor,?and?manual.
3.?Energy?storage?power?supply?output??An?adjustable?energy?storage?power?supply?
with?a?maximum?starting?current?of?20A.
TECHNICAL?PARAMETERS?
Measuring?range 50A - 0-10mΩ, 100A - 0-5mΩ
Resolution
The?MSHL-100A?Micro-Ohmmeter?is?suitable?for?high-precision?measurement?of?contact?
(loop)?resistance?of?high?and?low?voltage?switches?and?DC?resistance?of?cable?lines.?It?is?also?
suitable?for?other?applications?requiring?high?current?and?micro-resistance?measurements.
0-99.99μΩ - 0.01μΩ, 100.0-10000.0μΩ - 0.1μΩ
MAIN?FEATURES
1.?Latest?switching?power?supply?technology?enables?long-term?
continuous?high?current?output.
2.?Stable?readings?within?±1?digit?even?under?severe?interference?
conditions.
3.?Highest?resolution?up?to?0.01μΩ.
4.?Imported?high-performance?CPU?with?automatic?range?switching?
ensures?test?accuracy.
5.?Powerful?functions??Optional?current?selection?between?50A?and?100A.
42
The?MSHL?100A Micro?Ohmmeter
HV?Switch?Test
MS?208V? Vacuum? Tester
TECHNICAL?PARAMETERS?
Test?Objects Various types of vacuum switch tubes
Test?Method
Scope?of?Application Multi-purpose unit capable of measuring various types of
vacuum switches
Widely?applicable?to?industries?using?vacuum?switches,?such?as?power,?steel,?petrochemicals,?
textiles,?coal,?and?railways.
Non-disassembly measurement using a new excitation coil
MAIN?FEATURES
1.?Quantitatively?measures?the?vacuum?level?within?the?arc?extinguishing?chamber?of?
various?vacuum?switch?models.
2.?No?need?to?disassemble?the?vacuum?switch?for?on-site?measurement.
3.?Accurate?and?reliable?test?results.
4.?Simple?and?convenient?operation.
Measuring?Ranget 10-5 to 10-1 Pa
43
It?can?calibrate?various?relays?(such?as?current,?voltage,?inverse?time,?power?direction,?
impedance,?differential,?low-frequency,?synchronous,?frequency,?DC,?intermediate,?and?
time)?and?microcomputer?protection?devices.?It?can?also?simulate?a?variety?of?complex?
transient,?permanent,?and?switching?faults?to?conduct?complete?tests.Accuracy
MAIN?FEATURES
1.?Features?4-phase?voltage?and?3-phase?current?outputs,?enabling?convenient?output?combinations?
for?various?types?of?protection?tests.
2.?Each?phase?can?output?120V?voltage,?and?all?three?phases?can?output?120A?current.
3.?The?fourth?phase?voltage,?Ux,?is?a?multi-function?voltage?setting.
4.?Outputs?can?be?set?to?four?different?values??3U0,?sync?check?voltage,?or?any?other?voltage?value.
(Three-Phase Single-Chip Computer, Class 0.2 Accuracy) (Three-Phase Industrial Computer, Class 0.2 Accuracy)
MS?702C/802C Relay?Protection?Tester
MS?1200C?Six?phase?Relay?Protection?Tester
TECHNICAL?PARAMETERS?
AC?current?output? 6 channels, 30A/450VA each, 180A in six-phase parallel connectiont
AC?voltage?output?
Output?accuracy 0.2% (within the main range)
(Six-phase, Class 0.2 Accuracy)
6 channels, 120V/80VA each, 240V line voltage
MAIN?FEATURES
1.?Outputs?up?to?6?voltage?and?6?current?phases,?which?can?be?combined?to?achieve?conventional?4-phase?
voltage?and?3-phase?current?modes.
2.?6-phase?voltage,?6-phase?current,?and?12-phase?output?modes?are?compatible?with?various?traditional?
test?methods.
It?can?calibrate?various?relays?(current,?voltage,?inverse?time,?power?direction,?impedance,?
differential,?low-frequency,?synchronous,?frequency,?DC,?intermediate,?and?time)?and?microcomputer?
protection?systems.?It?can?also?simulate?a?variety?of?complex?transient,?permanent,?and?switching?faults?
for?complete?testing.
DC?current?output 3 channels, ±10A/200VA each
DC?voltage?output
Output?accuracy 0.5% (within the main range)
3 channels, ±160V/70VA each
44
Secondary?Injection?Relay?Tester?
MS?601G?CT/PT?Transformer?
Comprehensive?Tester??
TECHNICAL?PARAMETERS?
Output 0-180Vrms, 12Arms, 36A (peak)
CT?ratio?measurement?range
PT?ratio?measurement?range 1-40000, accuracy? ±0.2%
Test?Applications??Protection?CTs?and?Pts
1-40000, accuracy? ±0.2%
MAIN?FEATURES
1.?Meets?the?requirements?for?testing?the?excitation?characteristics?(i.e.,?volt-ampere?characteristics),?turns?ratio,?
polarity,?secondary?winding?resistance,?secondary?load,?ratio?difference,?and?angular?difference?of?various?CTs?(e.g.,?
protection,?metering,?and?TP).
2.?Tests?the?excitation?characteristics,?turns?ratio,?polarity,?secondary?winding?resistance,?ratio?difference,?and?
angular?difference?of?the?electromagnetic?units?of?various?Pts.?
3.?Automatically?generates?knee?point?voltage/current?and?10%?(5%)?error?curves.
4.?Low-frequency?testing?principle,?capable?of?testing?CTs?with?knee?points?up?to?45kV.
5.?One-click?CT?DC?resistance,?excitation,?ratio,?and?polarity?testing.
Phase?measurement??accuracy ±5min, resolution? 0.5min
CT?PT?Analyzer
MS?601D?CT/PT?Analyzer
TECHNICAL?PARAMETERS?
????????????????CT?(Protection,?Metering)??????????????????????????????????????????????????????????????PT
Volt-ampere?characteristic?(excitation?characteristic)?curve????Volt-ampere?characteristic?(excitation?characteristic)?curve
Automatic?inflection?point?value???????????????????????????????????????????????Automatic?inflection?point?value
Automatic?5%?and?10%?error?curves?????????????????????????????????????????Turns?ratio?measurement
Transformation?ratio?measurement??????????????????????????????????????????Polarity?determination
Ratio?difference?measurement?????????????????????????????????????????????????Ratio?difference?measurement
Phase?(angle?difference)?measurement????????????????????????????????????Phase?(angle?difference)?measurement
Polarity?determination?????????????????????????????????????????????????????????????AC?withstand?voltage?test
Primary?current?test????????????????????????????????????????????????????????????????Secondary?load?test
AC?withstand?voltage?test???????????????????????????????????????????????????????Secondary?winding?test
Secondary?load?test????????????????????????????????????????????????????????????????Core?demagnetization
Secondary?winding?test?
Core?demagnetization
45
Battery?Testing?Series
MS?3982?Battery?Discharge?Tester
TECHNICAL?PARAMETERS?
DC110V,?220V,?88-264V,?100A
MAIN?FEATURES
When?the?battery?is?offline,?it?acts?as?a?discharge?load,?continuously?regulating?the?discharge?current?to?achieve?
a?set?constant?current?discharge.?During?discharge,?the?instrument?automatically?stops?discharging?when?the?battery?
pack?terminal?voltage?or?cell?voltage?drops?to?the?set?lower?limit,?when?the?set?discharge?time?or?discharge?capacity?
is?reached,?and?records?all?valuable,?continuous,?real-time?process?data.
Discharge?voltage????????????DC88V-264V
Discharge?current????????????0-100A
Operating?mode????????????
Standalone? mode,? parallel?master?mode,?
parallel?slave?mode,?remote?control?mode
Cell?voltage?acquisition????
Multi-band?RF?wireless?module,?communication?distance
?can?reach?more?than?100?meters,?compatible?with
?2V/4V/6V/12V?single?battery?voltage?monitoring,?1?to?25?
groups?of?RF?wireless?monitoring?modules,?can?monitor?up
?to?300?batteries,?a?single?wireless?monitoring?module?can?
monitor?12?single?batteries
MS?3985?Battery?Charge
?And?Discharge?Tester?Load?Group?
TECHNICAL?PARAMETERS?
220V,?40A?Charge
100A?Discharge
MAIN?FEATURES
This?product?integrates?constant?current?discharge,?intelligent?charging,?cell?monitoring,?and?activation.?
1.?DC?220V?charge?and?discharge?function
2.?Constant?current?discharge?function?for?battery?packs
3.?Intelligent?charging?function?for?battery?packs
4.?Activation?function
Charge?voltage? DC190V-300V
Charge?current
Discharge?voltage DC176V-270V
0-40A
Discharge?current 0-100A
Current?accuracy
Voltage?accuracy 0.5%
1%
46
MS?3986?Load?Capacity?Battery?Tester
TECHNICAL?PARAMETERS?
?DC?48V/110V/220V?Charge?40A?Discharge?50A
MAIN?FEATURES
When?the?battery?is?offline,?the?instrument?acts?as?a?discharge?load,?continuously?controlling?the?discharge?current?
to?achieve?a?set?constant?current?discharge.?During?discharge,?the?instrument?automatically?stops?discharging?when?
the?battery?pack?terminal?voltage?or?cell?voltage?drops?to?the?set?lower?limit,?when?the?set?discharge?time?or?capacity?
is?reached,?and?records?all?valuable,?continuous,?real-time?process?data.
1.?DC?220V?charge?and?discharge?function?
2.?High-precision?resistors?are?used?to?avoid?red-heating.
3.?The?cell?monitoring?module?uses?long-distance?RF?wireless?communication?to?transmit?voltage?data.
4.?The?wireless?data?acquisition?box?monitors?each?battery?cell.
5.?Data?is?transmitted?between?the?cell?monitoring?module?and?the?main?unit?of?the?charge?and?discharge?
instrument.
Charging?voltage? DC10-300V
Discharging?voltage? DC10-300V
Charging?current 0-40A
Discharging?current??
Standalone?mode,?parallel?master?mode,?
parallel?slavemode,?remote?control?mode
0-50A
Operating?modes??
MS?3006?Battery?Internal?Resistance?Meter
TECHNICAL?PARAMETERS?
Measures?internal?resistance?and?performance?evaluation?of?single-cell?batteries,?battery?
packs,?and?batteries?with?connection?resistors?(optional).
MAIN?FEATURES
1.?Intelligent,?digital?design?for?accurate?measurement?and?simple?operation.
2.?Weighs?less?than?0.45?kg?and?is?handheld.
3.?Meets?various?battery?internal?resistance?testing?standards.
4.?Four-terminal?multi-purpose?test?clip?combines?the?functions?of?a?test?clip?and?a?probe.
Internal?resistance 0.0mΩ?to?120mΩ
Voltage? 0.000V?to?25V
Connection?resistance?
measurement?range 0.0mΩ?to?65.0mΩ
Minimum?measurement Internal?resistance?0.001mΩ
47
