排煙防火閥II

產(chǎn)品描述：

排煙防火閥安裝在有防火要求的通風、空調(diào)系統(tǒng)的風管上，常開，自動或手動關閉，手動復位開啟。

Product description:

Smoke fire exhaust motorized value is installed in the duct of ventilation or air-conditioning systems which have requirements for fire fighting,and opened as usual. The regulating valve can be closed automatically or manually and can be reset to turn on by hand.

產(chǎn)品特點：

1.煙感信號或手動拉繩使閥門關閉。

2.70℃或280℃易熔片動作使閥門自動關閉。

3.微動開關輸出閥門關閉信號及聯(lián)動線由控制中心聯(lián)動控制通風、空調(diào)機停止。

Product features:

1.Pull the rope by hand to close the valve on smoke sesing signal.

2.At 70℃ or 280℃，the strip fuse operates to close the valve automatically.

3.The microswitch outputs the valve closure signal and the linked line, and the control center controls the ventilation and air-conditioner.

產(chǎn)品認證：

本公司所生產(chǎn)的防火閥產(chǎn)品均已通過消防產(chǎn)品認證證書，質(zhì)量保證。