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12KV Metal-clad Indoor Vacume Switchgear

Silent Features
Sheet Metal Enclosure-Pre-treated & Power Coated
Bolted Construction
Extendable from both sides of panel
PVC Insulated Busbar
No live parts accessible & exposed
In-built safety shutter
All switching operations performed with front door closed
Circuit Breaker withdrawable type with interlock & fixed type
Separate compartment for Breaker, Busbar, CT/Cable & Instrument chamber
Access to cable terminals from the rear
 
Maintenance & Operation
Maintenance free vacuume interrupters and low maintenance drive machanism
front access door fully integrated with interlock system
complete machanical interlocking provided
 

Type Test Reports Available On Request
Fully type tested at CPRI as per IEC-62271-100-2003/IEC-62271-200-2003/IEC-60694-2002
 
Technical Data
Properties Requirements
Rated voltage and insulation 12 KV
Rated maximum current of the feeders 1250A
Rated maximum current of the busbar 2000A
Rated short-time current for 3 second 25 KA
Rated short circuit breaking current(effective value) 25 KA
Rated short circuit making current(peak value) 62.5 KA
Rated operating sequence O-0.3sec-CO-3min-CO
Power frequency withstand voltage(effective value) 28 KV
Lighting impulse withstand voltage(peak value) 75 KV
Dimension of panel : Width
  Depth
  Height
630mm(approx)
1735mm(approx)
2450mm(max)
Weight of panel with breaker 700-1000Kg.
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