300 Kv Testing Transformer

We offer our customers a wide range of 300 KV Testing Transformer, which are available following Specifications :-
1,Voltage grades:200,250,300,400,500,750kV
2.Current:0.5-4A
3.partial-discharge on the rated voltage: less than2PC
Configuration of equipment
1.A set of high-voltage testing transformer(Contain in-set capacitive high voltage divider and partial discharge test coupling capacitors)
2.A piece of low-voltage compensating reactor
3.A piece of power separating transformer
4.A piece of voltage regulator
5.A piece of operating console
6. A piece of partial discharge measuring meter(option)
Technical parameter of equipment
Voltage grades
200-750KV
Current
0.5-4A
Impedance voltage
a 8%
Partial-discharge
rated voltagea 5pc (common circumstance)
Temperature rise
rated current operating 30 minutes, the temperature is less than 65K (50HZ)
Operating frequency
50a 200Hz
Accuracy of measurement
A 1%
Annual Insulating gas leakage
a 0.5%

Measuring control system:comprises voltage-raising control system, Compensation reactor adjustment system,display system, protection system, partial discharge measuring instrument, discharge wave recorder.