Description

FYH-SFVD Main functions and features: Fuse Action at *0 â��, valves shut down automatically Manual closed and opened, the opening angle is not adjustable Closed signal outputs to chain-closed ventilation equipment Specifications (L * W * H): **0 * **0 * **0 ~ **0 * **0 ** **0 mm Structure: Valve, bushings, control unit Technical parameters: Temperature sensor movements at *0 ï¿&frac*2; C Refractory time: 1.5 hours Air volume: **0 CBM / H * SM standard state Full drag coefficient at: <0.4 PYK-SMD Normally closed, DC*4V signal to open Closed signal outputs to chain-closed ventilation equipment Specifications (L * W * H): **0 * **0 ~ ***0 * ***0 mm The main structure: Valve and the valve, the implementing agencies Technical parameters: Open the voltage / current: DC*4V/0.5A Close voltage / current: DC*4V/0.6A after *0s Reset Torque: ***0 N / cm SFVWD Main functions and features: Fuse Action at *0 â��, valves shut down automatically Manual closed and opened, the opening angle is not adjustable Closed signal outputs to chain-closed ventilation equipment Specifications (L * W * H): **0 * **0 * ***0 ~ ***0 * ***0 ** **0 mm Structure: Valve, bushings, control unit Technical parameters: Temperature sensor movements at *0 ï¿&frac*2; C Refractory time: 1.5 hours Air volume: **0 CBM / H * SM standard state Full drag coefficient at: <0.4 PY-SFD Main functions and features: Fuse Action at **0 â��, valves shut down automatically Manual closed and opened, the opening angle is not adjustable Closed signal outputs to chain-closed ventilation equipment Specifications (L * W * H): **0 * **0 * **0 ~ ***0 * ***0 ** ***0 mm Structure: Valve, bushings, control unit Technical parameters: Working voltage / current: DC*4V 0.7A Refractory time: 1.5 hours Air volume: **0 CBM / H * SM standard state Full drag coefficient at: <0.4