Zn12 Vcb

Product Name:

Zn12 Vcb

Current:

Structure:

Wall-Mounted

Installation:

Removable

Voltage Level:

Medium Voltage

Shell Material:

Steel Plate

Certification:

VDE, CCC, ISO9001

Trademark:

SASUN

Transport Package:

Wooden Cases

Specification:

12KV -630A / 1250A

Origin:

China

HS Code:

8535100000

Product Description

Product details:
Description:
12kv vacuum circuit breaker for indoor
1.Rated voltage 12KV
2.Rated current 630/1250/1600A
3.short-circuit breaking current
Technical data:

No.	Item	Unit	Value
1	Rated voltage	KV	12
2	Rated lighting impulse withstand voltage	KV	Inter phase or to ground 75, fructure 80
3	Rated short-time power frequency withstand voltage	KV	Inter phase or to ground 42, fructure 48
4	Rated short-circuit breaking current	KA	20,25	31.5	40
5	Rated current	A	630/1250/1600 /2000/2500/3150
6	Rated thermo stability current(valid)	KA	25	31.5	40
7	Rated dynamic stability current(peak)	KA	63	80	100
8	Rated short-circuit making current(peak)	KA	63	80	100
9	Rated operations of short-circuit breaking current	Times	50(40kA is 30)
10	Rated working current of over current and tripping coil	A	5
11	Rated operating sequence		0-0.3s-CO-180s -CO
12	Rated current of auxiliarate switch	A	AC10,DC5
13	Rated voltage of energy saving release	V	AC.DC220 AC.DC110
14	Closing time	Times	≤75
15	Opening time		≤60(40)
16	Power of energy saving motor	W	275
17	Energy saving time	S	≤15
18	Mechanical life	Times	20000