Zn63 (VS1) Vcb1

Product Name:

Zn63 (VS1) Vcb1

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:
ZN63 (VS1) -12Series type indoor high voltage vacuum circuit breaker is rated voltage 12kV, three-phase AC 50Hz Indoor high-voltage switchgear ,apply for power stations, substations, and industrial and mining enterprises to control or protection transmission and distribution systems , especially for the important high altitude breaking load and frequent operation place.
Circuit breaker operating mechanism for the spring energy storage type, can use AC and DC energy storage operations, can also be used manually.
Circuit breaker can be equipped with long life permanent magnetic actuator, mechanical life can reached 60000 times ,can be used for extremely Frequent operation place.
Technical data:

NO	Item	Units	parameters
1	Rated voltage	KV	12
2	Rated Frequency	HZ	50
3	Rated Current	A	630.1250.1600.2000.3150
4	Rated short-circuit breaking current	KA	20 25 31.5
5	Rated short-circuit closing current (peak)	KA	50 63 80
6	Rated short-circuit duration	S	4
7	Rated short-circuit breaking current breaking number	nos	50s
8	Rated operating sequence		0-0.3s-CO-180s-CO
9	Rated lightning impulse withstand voltage	kv	125
10	1min power frequency withstand voltage	KV	65
11	Closing time	ms	≤ 70
12	opening time	ms	≤ 50
13	Mechanical life	Times	20000
14	Rated Storage and operation voltage	V	AC DC 220/110
15	Breaking life	ms	≤ 80
16	Storage life	s	≤ 10
Adjust the parameters of mechanical properties:
No	Item	Unit	Parameters
1	Contact distance	mm	14±1
2	Contact Over-travel	mm	3.5±1
3	Closing speed	m/s	1.0±0.2
4	Opening speed	m/s	1.3±0.2
5	Contact closing spring time	ms	≤2
6	Rated contact pressure	N	20KA(2400±200) 25KA(2400±200) 31.5KA(3100±200)
7	Three phase closing opening asynchrony	ms	≤2