Semi-Automatic Smoke & Fire Damper
Semi-Automatic Smoke & Fire Damper
Product details
Product Introduction
1. Standard Model: PFHF WSDc-K  
2. Performance: The valve is normally open in daily use, with an activation temperature of 280℃. It can be closed manually or electrically and reset manually on the valve. It outputs a closing signal (if two groups of signals are required, please specify when placing an order).  
3. Microswitch Capacity: AC380V/3A

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