HCJ5 1.14kv 125A vacuum interrupter for vacuum contactor

HCJ5 1.14kv 125A vacuum interrupter for vacuum contactor

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. It is extensive to used for coal mine , chemical engineering, Petroleum metallurgy etc. department, more than keeping with at the multifarious operation with the bad place usage of environment

  

  1. Vacuum Tube main technique parameter

Rated voltage: 1.14 kv

Rated current: 125A

Rated making current: 1250A

Rated breaking current: 1000A

Limiting breaking current: 1250A

Rated short-time withstand current: 1000A

Rated short-time withstand voltage: 10 kv

Mechanical life: 1000000 times

Breaking operations AC3: 150000 times

Breaking operations AC4: 6000 times

Automatic closing force of the contacts: 25±10 N

Force required to hold contacts open at full stork: 40±10 N

Circuit resistance at lowest rated contacts force: ≤120μΩ

Limiting abrasion of contacts: 2 mm

Storage life: 20 years

Internal gas pressure: ≤1.33×10-3 Pa




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