Distribution vacuum chamber for indoor circuit breaker 36KV

Product Overview

Description

Company advantages:
1.professtional in producing vacuum interrupters from 1.14~40.5KV of more than 100 types
2.Professional experts and technicians
3.strict quality controll system and got 18 national patents

4. enjoys tax preferential policy as a hi-tech enterprise Product advantages:

 

 Product advantages:
1.Once Seal-Exhaust Technique
2.Free painting technology
3.316L Stainless steel, easy-welding and environmental friendly .

 4.Good quality &competive price

 

vacuum interrupter for indoor circuit breaker 24KV

VS1 ZKTD2000/24-40

VS1 ZKTD2500/24-40

 

 

1) Main Technical Data 

Main Technical Specification	Unit	Specification
Rated voltage	kV	12
Rated current	A	2000/2500
Rated frenquency	HZ	50
Rated short-time power frequency withstand voltage(1min)	kV	48
Rated lightning impulse withstand voltage	kV	85
Rated short-circuit breaking current	kA	40
Rated short-time making current(Peak)	kA	1000
Rated opreations of short-cicuit breaking current interruption	times	30
Rated cloaed-loop breaking current	A	630
Rated active load breaking current	A	630
Rated cable charging breaking current	A	10
Rated single capacitor bank breaking current	A	630
Rated duration of short-circuit	s	4
Mechanical life	Times	20000
Contact closing force due to bellows and atmosphere	N	250±50
Counterforce at rated contact stroke	N	330±60
Circuit resistance at rated contact force	μΩ	≤15
Shelf life	Years	20
Contact erosion limit	mm	3
Weight of moving parts	Kg	≤2.3

  2) Mechanical Data Required For Matched Vacuum Switchgear

Main Technical Specification	Unit	Specification
Rated contact stroke	mm	9±1
Average opening speed	m/s	1.1±0.20
Average closing speed	m/s	0.7±0.2
Added contact force	N	4500±200
Contact bouncing duration at closing operation	ms	≤2
Contact bouncing bank amplitude of opening operation	mm	≤2
Three-pole simultaneity	ms	≤1

 

 

 

Dimension Drawing:

 

 

 

 

 

Company introduction:  

 

Workshop and testing room

 

 

 

Packages:

 

 

 

 

Certification:

 

 

 

 

Company website: //www.vtdq.com.cn/

 

 

Professional, Creative, Good quality and Excellent service

 

 

 

Welcome your inquiry, Welcome our cooperation!