Variable frequency anti-interference dielectric loss automatic measuring instrumentPerformance Characteristics

1, possessingCVTSelf excitation method test, one-time wiring, simultaneous measurementC1TheC2The capacitor andtgδ。

2Equipped with reverse wiring low-voltage shielding function, inCVTWhen the busbar is grounded, forC11Can be done without disconnecting the wires10kVReverse wiring dielectric loss measurement.

3Equipped with external voltage and external applicationCNThe measurement function.

4HavingCVTVariable ratio measurement function, meeting the requirements35～500kVlevelCVTMeasurement of device transformation ratio.

5The instrument has high measurement accuracy and can meet the requirements of oil dielectric loss measurement. Therefore, only a standard oil cup and a dedicated testing line are needed to achieve oil dielectric loss measurement.

6Using frequency conversion technology to eliminate on-site issues50HzPower frequency interference can provide reliable data even in environments with strong electromagnetic interference.

7The overcurrent protection function ensures that the instrument is not damaged in the event of a short circuit or breakdown of the test sample.

8Comes with standard capacitors and high-voltage power supply for easy on-site testing and reduces on-site wiring.

9The instrument adopts a large screen LCD display, and the testing process is prompted by Chinese character menus.

Variable frequency anti-interference dielectric loss automatic measuring instrumenttechnical indicators

（1）Accuracy:Cx：±(Reading X1%+1pF)

tgδ:±(Reading X1%+0.00040)

（2）Anti-interference index:Variable frequency anti-interference,In200%Can still achieve the above accuracy under interference

（3）Range of capacitance:Apply high pressure internally: 3pF～60000pF/10kV 60pF～1MF/0.5kV

Apply high pressure externally: 3pF～1.5MF/10kV 60pF～30MF/0.5kV

resolution: highest0.001pF,4Significant digits

（4）tgRange of δ: unlimited, resolution0.001%，CTheLTheRThree types of samples are automatically identified.

（5）Test current range:10MA～5A

（6）Internal high voltage: Set voltage range:0.5～10kV

Maximum output current:200mA

Pressure rise and fall method: continuous smooth adjustment

voltage accuracy:±(1.5%X Reading+10V)

（7）External high voltage: maximum test current when connected positively1A, power frequency or frequency conversion40～70Hz

Maximum test current during reverse wiring1A/10kV, power frequency or frequency conversion40～70Hz

（8）CVTSelf excited low voltage output: output voltage3～50V,output current3～30A

CVTVariable ratio measurement:35～500kVlevelCVTTransformation ratio of the device

（9）Measurement time:about40sRelated to the measurement method

（10）Input power supply:180V～270VAC,50Hz/60Hz±1%,Powered by mains or generator

（11）Environmental humidity:-10℃～50℃

（12）Relative humidity: <90%