Compact Sub Station

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.