HOSF-40.5 型戶內高壓六氟化硫斷路器交流 50HZ 三相系統中的戶內裝置。可供工礦企業、發電廠及變電所作為保護和控制之用。并可用于頻繁操作場所。也可作為聯絡斷路器和切合電容器組斷路器。

HOSF-40.5 型配用 CT10-A 型彈簧操動機構也可配用 CD10 Ⅲ G 電磁操動機構。

The indoor device of SFM-40.5 indoor high-voltage sulfur hexaoxide circuit breaker in AC 50HZ three-phase system. It can be used for protection and control in industrial and mining enterprises, power plants and substations. And can be used in frequently operated places. 

It can also be used as contact circuit breaker and capacitor bank circuit breaker.

SFM-40.5 can be used with CT10-A spring operating mechanism or CD10 ⅲ G electromagnetic operating mechanism.

使用環境條件 Environmental conditions of use

環境溫度不高于 +40℃，不低于 -10℃。

海拔高度不超過 3000m。

相對溫度不大于 90%（+20℃）。

沒有火險、爆炸危險、嚴重污穢、化學腐蝕及劇烈振動的場合。

The temperature is not higher than +40 ℃ 

and not lower than -10℃ . 

The altitude does not exceed 3000m.

The relative temperature is not more than 90%(+20℃ ). 

No fire danger, explosion danger, serious pollution, chemical corrosion and violent vibration