Quick Details
- Processing Time:-
- Port:Shanghai or Ningbo
- Supply Ability: -
- Brand Name:JUCRO
- Model Number:HVD32
- Place of Origin:Hubei
- Poles Number:3
- Type:HVD32-12
- Brand Name:JUCRO
Vacuum Circuit Breaker VCB HVD32 12KV 630A VCB from Hubei JUCRO Electric
1.General
HVD32 12KV This vacuum circuit breaker VCB is three-phase AC 50Hz, rated voltage 12 kV outdoor high voltage switch equipment. It is mainly used to opening(closing) load current, overload
current and short-circuit current. It is suitable to protect or control the city or village electrical power distribution system.
No.
item
unit
Parameter
1
Rated voltage
KV
12
2
Rated frequency
Hz
50
3
The 1min rated power frequency withstand voltage
KV
Phase to Phase, to Ground42 / Fracture
48
4
Rated lightning impulse withstand voltage(peak)
KV
Phase to Phase, to Ground42 / Fracture
48
5
Rated short-circuit breaking current
KA
12.5
16
20
6
Rated current
A
630
7
Rated peak withstand current
KA
31.5
40
50
8
4s rated short time withstand current
KA
12.5
16
20
9
Rated operating sequence
O-0.3s-CO-180s-CO(Electric operation)
10
Rated short circuit breaking current breaking times
times
30
11
Mechanical life
times
10000
12
Secondary circuit 1min power frequency withstand
voltage
V
2000
13
Opening time(rated voltage)
ms
30-60
14
Closing time(rated voltage)
ms
20-40
15
Energy storage motor rated power
W
40
16
Energy storage motor rated voltage
V
DC220/110
17
Rated closing operation voltage
V
DC220/110, AC220/110
18
Rated switching operation voltage
V
DC220/110, AC220/110
19
Electric energy storage time
≤8
