YHFD Motors
YHFD Motors
- For Ceiling-slide Roller Shutters
- Load: 300kg, 400kg, 500kg
- Voltage: 220V
- Wattage: 240W, 380W, 500W
- Temperature: 0 - 80 degree Celsius
- Average Open/close Speed: 5cm/sec
SDS Automatic closing system
When a fire signal is received by SDS, the door will close down completely
Closing Timer TTM (Twice Timer)
TTM receives a fire signal, the shutters will close down for a period of time (according to the setting) then stop (for the emergency time) and then will continue to close down.
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