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11 KV - HT Panel
- APPLICATION - Control & Protection of Transformer Power/Feeder
- REFERENCE STANDARD - IEC 62271-200(2003)/ IS:3427(1997)
- OPERATIONAL VOLTAGE - 12KV
- OPERATIONAL CURRENT - 630,800,1250,1600,2000Amps
- PHASE/ FREQUENCY - 3 Phase/ 50 Hz
- INSULATION LEVEL - 28KV rms/ 75KV Peak
- SHORT TIME RATING - 26.3/ 31.5KA
- PEAK WITHSTAND CURRENT – 80 KA peak
- DEGREE OF PROTECTION - IP-54 (Indoor)/ IP-55 (Outdoor)
- INTERNAL COMPARTMENT - IP-2X
- MAX. TEMP. RISE - 40 deg C over ambient 45 deg C
- RELATIVE HUMIDITY - 95%
- OVERALL DIMENSION - UP TO 1250A - 800x1800x2300mm (WxDxH)
- Designed & tested in accordance with IEC 62271-200/IS-3427.
- Vacuum used as insulation and arc interruption medium.
- Independent exhaust vents for all HT compartments.
- Operationally safe and reliable in a wide range of ambient temperatures.
- Live parts covered by automatic shutters when breaker is racked out.
- Removable fuses mounted on the PT.
- Apparatus customized as per requirement.
- Features of operating mechanism:
- Closing spring charged by motor in less than 15 seconds.
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