Surge Protection Capacitors

 Drop hammer test for bushing seal.

 Verification of container protection against corrosion.

 Short circuit discharge test.

 Impulse voltage test.

 Thermal stability test.

Type Tests :

 Sealing test.

 Test for efficacy of discharge device.

 Voltage test.

 Dielectric loss angle test & Capacitor losses test.

 Measurement of capacitance.

Routine Tests Conducted :

All Surge Capacitors are tested in accordance with IS : 115481986.