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HCJ3-7.2/630 VACUUM INTERRUPTER FOR VACUUM CONTACTOR

HCJ3-7.2/630 VACUUM INTERRUPTER FOR VACUUM CONTACTOR

China
OriginChina
CategoryElectrical
Product groupCircuit Breakers
Bikudo ID866170

Description

TJC-7.2-630
1. Brief introduction
The interrupter adoption porcelain and ceramics makes to insulate the outer shell. Contact is WCCu metal alloy material advanced technique of adoption Including bulk small. Breaking the abiliting strong the life span is long maintenance is simple .no explosion dangerous no contaminate and the noise is low . The pack vacuum contactor can operate the ebery kind of electric appliances equipments, and fuse match f-c cabinet

2. Vacuum Tube main technique parameter
No. Parameter name Unit Value
1 Rated voltage kV 7.2
2 Rated current A 630
3 Rated frequency Hz 50
4 Rated making current kA 6.3
5 Rated breaking current kA 5.04
6 Limiting breaking current kA 6.3
7 Rated short-time withstand current kA 6.3
8 Rated short-time withstand voltage kV 32
9 Rated lighting impulse voltage kV 60
10 Circuit resistance at lowest rated contacts force μΩ ≤80
11 Electrical life Times 250000
12 Mechanical life times 500000
13 Closing force due to bellows and atmosphere N 70±20
14 Force required to hold contacts open at full stroke N 100±30
15 Limiting abrasion of contacts mm 3
16 Internal gas pressure Pa ≤1.33×10-3
17 Storage life years 20
HCJ3-7.2/630 VACUUM INTERRUPTER FOR VACUUM CONTACTOR

Company information

Address: 4th Road Xiannv, Zhijiang City, Hubei Province, China
Phone: 18162974229
Year established
2014
Business type
Manufacturer
Number of employees
11-50
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