High Voltage AC Withstand Tester

High Voltage AC Withstand Tester

High-Voltage Measuring Capacitor Rated Voltage: 500kV Rated Capacitance: 50pF Voltage Ratio: 5000:1 Measurement Accuracy: ±1% Partial Discharge at Rated Voltage: 1Pc ≤ Insulating Medium: SF6
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Description
Technical Parameters

Products Description

 

I.Test Transformer:

gtu 200KVA 500KV

 

                                                 Input: connect with ouput terminals of the cabinet

                                                 Meter: connect with the meter of the cabinet

                                                Signal: this is the HV current sigbal, connect with the HV current of the cabinet

                                                PE: earth, at the bottom, picture as below

 

gtu 200KVA 500KV

 

PE: at the base, bottom left corner, picture as below

gtu 200KVA 500KV 2

 

 

II. HV voltage divider

 

GTU 200KVA 500kv

Attention: After the pulse calibration is complete, wrap the grounding wire around the pole as shown in the figure above.

product-142-156

 

III.Coupling capacitor 

gtu 200kva 500kv

Please connect correctly according to the diagram 

 

Operation Description

 

1.Icon of GTU Test and Control System, and main interface:

GTU 200kva 500kv

2.Parameter setting of the system

gtu 200kva 500kv01

Setting Description:

Test voltage: testing voltage you need

Withstand Time: ≤10 minutes at rated current; Continuous operation for≤30 minutes at 2/3 rated current

Boost speed: 100-3000V / S Maximum

Step-down speed: 100-3000V/s Maximum

Alarm voltage: when the testing voltage value is over the setted voltage, the main contactor will be turned off, the setted voltage setting value is 1.1 times of required testing voltage value

Alarm current: when the low voltage current value is over the setted low voltage current value, the main contactor will be turn off, test stops.

Flashover factor: Suggest 30% input, activate protection when voltage drops by more than 30%.

 

Products Description

 

gtu 200kva 500kv01

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