1.14kV 630A 12.5kA 30

Product ID: 269ab1-2
 
 
1.14kV 630A 12.5kA 30 Circuit breaker ceramic vacuum interrupter
 
 
Technical parameters:

 

Rated voltage

1.14kV

Rated current

630A

Rated making current /

12.5kA/30

Limit breaking current /

12.5kA/4

Short time (1min) Power frequency withstand voltage

10kV

Fixed contact pressure limit circuit resistance

≤40μΩ

Rated short circuit breaking current breaking times

30 times

Rated short circuit duration

4s

Mechanical life

10000 times

Contact the largest open away from the

7mm

Contact Closing Force

95±15N

Contact anti-force

120±20N

Contact to allow the wear thickness

1.5mm

Rated operating sequence

O—0.3s—CO—180s—CO




Supporting the vacuum switching equipment shall meet the mechanical parameters

 

Contact opens the distance

4±1mm

Contact ultra-travel

1.5±0.2mm

Average opening speed

1±0.2m/s

The average closing speed

0.6±0.1m/s

Nominal contact pressure

200±100N

Contact closing bounce time

≤1.5mS

Contact switch and different periods of sub-gate

≤1mS




Installation dimension
 
 
1.14kV 630A 12.5kA 30 Circuit breaker ceramic vacuum interrupter installation
 
 
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