We are offering compact sub station. Compact sub station ranges from 100 kva to 2000 kva, upto 33 kv. Tested by cpri, bangalore.
Tech. Specification - upto 22 kv
standard rating - 100, 160, 200, 250, 315, 400, 500, 630
indoor type load break switch with ht hrc fuse & earth switch
for mv compartment :
- rated voltage 11 kv 22 kv
- power frequency withstand voltage- 28 kvrm s 50 kvrms
- impulse withstand voltage - 75 kvp 125 kvp
- rated current - 400 amp
- short time current - 25 ka
- making current - 62.5 kap
- relevant standard - is 9920
transformer component :
- indoor type oil cooled hermetically sealed distribution transformer.
- voltage ratio - 110.433kv, 220.433kv
- seperate source voltage test at power freq (hvlv) - 283 kvrns , 503 kvrms
- impulse withstand voltage - 75kvp, 125 kvp
- tapping details - offload tap changer on hv winding
- tapping range - +5% to -5%@2.5%
- winding material - copper
- freq - 50hz
- vector group - dyn 11
- relevant standard - is2026iec60076
lv component :
- mccb,3p with thermal magnetic release for over load & short circuit with rotary handle.
- earth fault relay with cbct
- vaf meter with suitable current transformers
- indication lamps
- space heater with thermostat, panel lamp with limit switch, control wiring etc.

We are offering compact sub station. Compact sub station ranges from 100 kva to 2000 kva, upto 33 kv. Tested by cpri, bangalore.
Tech. Specification - upto 22 kv
standard rating - 100, 160, 200, 250, 315, 400, 500, 630
indoor type load break switch with ht hrc fuse & earth switch
for mv compartment :
- rated voltage 11 kv 22 kv
- power frequency withstand voltage- 28 kvrm s 50 kvrms
- impulse withstand voltage - 75 kvp 125 kvp
- rated current - 400 amp
- short time current - 25 ka
- making current - 62.5 kap
- relevant standard - is 9920
transformer component :
- indoor type oil cooled hermetically sealed distribution transformer.
- voltage ratio - 110.433kv, 220.433kv
- seperate source voltage test at power freq (hvlv) - 283 kvrns , 503 kvrms
- impulse withstand voltage - 75kvp, 125 kvp
- tapping details - offload tap changer on hv winding
- tapping range - +5% to -5%@2.5%
- winding material - copper
- freq - 50hz
- vector group - dyn 11
- relevant standard - is2026iec60076
lv component :
- mccb,3p with thermal magnetic release for over load & short circuit with rotary handle.
- earth fault relay with cbct
- vaf meter with suitable current transformers
- indication lamps
- space heater with thermostat, panel lamp with limit switch, control wiring etc.