HCJ3 12KV 630A vacuum interrupter for vacuum contactor

Model:	HCJ3 12KV 630A
Brand:	JUCRO
Origin:	Made In China
Category:	Electronics & Electricity / Switch / Other Switches
Label:	vacuum interrupter , VI , 12KV VI
Price:	US $54 / pc
Min. Order:	1 pc

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Product Description

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, maintenanle 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

Rated voltage: 12 kv

Rated cureent: 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: 42 kv

Rated lighting impulse voltage: 75 kv

Circuit resistance at lowest rated contacts force: ≤80μΩ

Electrical life: 250,000 times

Mechanical life: 5000,000 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	12
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	42
9	Rated lighting impulse voltage	kV	75
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