◆ A new type of contact
The contact of this product is designed as a new "auto-force” type one. The nozzle is made of special material and introduced advanced processing.
◆ Advanced spring operating mechanism
We are able to provide advanced spring operating mechanism which had been introduced to many projects, and is approved by many customers.
◆ Others
The product is save-area, easy installation, reliable operation, long time period life (20 years), low noise operation, larger breaking capacity and so on. It can do reliability test operation under rated breaking current 5000 times without repair and reliability test operation 10000 times.

Rated voltage

kV

126

Rated current

A

3150

Rated frequency

Hz

50

Rated short circuit breaking current

kA

40

Rated SF6 gas pressure ( at 20 ℃ gauge pressure )

MPa

0.5

Rated Dielectric level

1min power freq.with-stand voltage test kV

Phase to earth

230

Between poles

230

Across gaps

230 +70

Lightning Impulse with-stand voltage test ( peak )kV

Phase to earth

550

Between poles

550

Across gaps

550+100