Control Panel

Vaccum Circuit Breaker

  • Maintenance free design.
  • Horizontal Draw out and Isolation.
  • Positive racking mechanism.
  • Interlocks to prevent insertion / withdrawal of closed CB.
  • CB can operate in test or service position only.
  • Identically rated CBs are fully interchangeable.
  • Easy retro fitting with Cassette System.
  • Fully type tested as per IEC60056 / IS 13118 / IEC 62271-100.
 
 
11kV
22kV
33kV
Type
 
VCB C500
VRK 12-4
VRK 24
VRK 36
Rated Voltage
kV
12
12
24
36
Insulation level
kVrms/kVp
28/75
28/75
50/125
70/170
Rated Current
A
1250
2500
1600
1600
Braking Capacity
kA
26.2
40
40
26.2
Making Capacity
kAp
65.5
100
100
78.75
Short Time  Current (1 or 3 Sec)
kA
26.2
40
40
26.2
Operating Sequence
 
O - 0.3 Sec - CO - 3 min - CO
Auxiliary Switch Contacts
 
8NO + 8NC
Spring Charging Motor Power
W
250
Spring Charging Motor Voltage
V
230V AC, 110V DC, 220V DC
Closing / Tripping Coil Power
W
180
Closing / Tripping Coil Voltage
V
24, 30, 48, 110, 220DC
Weight (approx)
kG
150
140
140
360
  • Proven Spring operated Mechanism.
  • Designed to closed and latch.
  • Manual / Motorised Option.
  • In built trip free mechnism.
  • In built anti pumping feature.
  • Mechanical ON/OFF indication.