HVD32 ZW32 vacuum circuit breaker VCB

Model:	HVD32
Brand:	JUCRO
Origin:	Made In China
Category:	Electronics & Electricity / Switch / Other Switches
Label:	12 kv VCB , VCB , outdoor VCB
Price:	US $1434 / pc
Min. Order:	1 pc

Product Description

General
HVD32 ZW32 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.

Rated voltage: 12 kv

1 minute rated power frequency withstand voltage: Phase to Phase, to Ground 42 kv / Fracture 48 kv

Rated current: 630A / 1250A

Rated short circuit breaking current: 12.5KA, 16KA, 20KA / 25KA

Rated short-circuit current (peak): 31.5KA, 40KA, 50KA / 63KA

Rated peak withstand current: 31.5KA, 40KA, 50KA / 63KA

4s rated short time withstand current: 12.5KA, 16KA, 20KA / 25KA

Rated operating sequence: O-0.3s-CO-180s-CO(Electric operation)

Closing time: 30-60 ms

Opening time: 20-40 ms

Rated short circuit breaking current breaking times: 30 times

Mechanical life: 10,000 times

Secondary circuit 1 minute power frequency withstand voltage: 2000 v

Energy storage motor rated power: 40 w

Energy storage motor rated voltage V: DC220/110

Rated closing operation voltage v: DC220/110, AC220/110

Rated switching operation voltage v: DC220/110, AC220/110

Electric energy storage time: ≤8 s

2.1Circuit breakers rated parameters

No.	Name	Unit	Value
1	Rated voltage	KV	12
2	The 1min rated power frequency withstand voltage		Phase to Phase, to Ground42 / Fracture 48
3	Rated lightning impulse withstand voltage(peak)		Phase to Phase, to Ground42 / Fracture 48
4	Rated current	A	630	1250
5	Rated frequency	Hz	50
6	Rated short circuit breaking current	KA	12.5 16 20	25
7	Rated short-circuit current (peak)		31.5 40 50	63
8	Rated peak withstand current		31.5 40 50	63
9	4s rated short time withstand current		12.5 16 20	25
10	Rated operating sequence		O-0.3s-CO-180s-CO(Electric operation)
11	Closing time	ms	30-60
12	Opening time	ms	20-40
13	Rated short circuit breaking current breaking times	times	30
14	Mechanical life	times	10000
15	Secondary circuit 1min power frequency withstand voltage	V	2000
16	Energy storage motor rated power	W	40
17	Energy storage motor rated voltage	V	DC220/110
18	Rated closing operation voltage		DC220/110, AC220/110
19	Rated switching operation voltage		DC220/110, AC220/110
20	Electric energy storage time	S	≤8

2.2The main technical parameters of the isolation switch

No.	Project		Unit	Parameter
1	Rated voltage		KV	12
2	Rated current		A	630
3	Frequency		Hz	50
4	4s rated short time withstand current (rms)		KA	16/20
5	Rated peak withstand current			40/50
6	1min power frequency withstand voltage	To ground, P to P	KV	42
		Fracture		48
7	Loop resistance (breaker panel between to isolation switch into the line of board)		μΩ	≤120
8	Three-phase closing of the knife center runout		mm	≤2
9	The three-phase knife points, closing bias over the same period			≤2
10	Conductive parts of the insulation isolation			≥160
11	Fracture open distance			≥200