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HCJ3 7.2kv 630A vacuum interrupter for vacuum contactors

Price: 49.00 USD
4#Rd Hubei Province,China, Yichang City 443201, Zhijiang City, Hubei, China
Type:
27 August 2018 - 27 August 2019
Categories
Switches
Business Details
Hubei Jucro Electric CO., LTD.
Hubei Province,China 4#Rd Xiannv,Zhijiang City,Yicahng City, Hubei Province,China, Hubei, Yichang City 443201, Hubei, Hubei, China
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  • Model No::
  • HCJ3 7.2kv 630A
  • Product Country of Origin::
  • China

HCJ3 7.2kv 630A vacuum interrupter for vacuum contactors

  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

        

  1. Vacuum Tube main techniqueparameter

Rated voltage: 7.2 kv

Rated current: 630A

Rated making current: 6.3KA

Rated breaking current: 5.04KA

Limiting breaking current: 6.3KA

Rated short-time withstand current: 6.3KA

Rated short-time withstand voltage: 32 kv

Rated lighting impulse voltage: 60 kv

Circuit resistance at lowest rated contacts force: ≤80μΩ

Electrical life: 250,000 times

Mechanical life: 500,000 times

Closing force due to bellows and atmosphere: 70±20 N

Force required to hold contacts open at full stroke: 100±30 N

Limiting abrasion of contacts: 3 mm

Internal gas pressure: ≤1.33×10-3 Pa

Storage life: 20 years

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

27 August 2018 27 August 2019

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