Smoke exhaust fire damper
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Smoke exhaust fire damper
Details One type of fire and smoke exhaust valve <> B name B performance B B Fire damper B r Normally open. When the fuse is activated, the valve automatically closes and is manually reset. B B Fire regulating valve B r Normally open. When the fuse is activated, the valve automatically closes and outputs an electrical signal, with six levels of air volume adjustment and manual reset. B B Smoke and fire damper B r Normally open. The input power valve automatically closes and outputs an electrical signal. It can also be closed manually, or it can be closed by r the fuse. Six levels of air volume adjustment, manual reset. B B Fully automatic smoke and fire damper B r Normally open. Input The power valve automatically closes and outputs an electrical signal. It can also be closed manually, or the fuse can be closed and the DC motor driver can be reset. B B Smoke exhaust fire damper B r Normally closed. Input The power valve opens automatically or manually, outputs electrical signals, r the fuse closes again and is reset manually. B B Fully automatic smoke exhaust fire damper B r Normally closed. Input The power valve opens automatically or can be opened manually, r The fuse closes again, Outputs electrical signal, The DC motor driver resets . B B Smoke exhaust valve B r Normally closed. Input The power valve opens automatically, or it can be opened manually. r The fuse operates to close again, Outputs electrical signal, Manually resets. B B Fully automatic smoke exhaust valve B r Normally closed. Input The power valve opens automatically or manually, outputs an electrical signal, and resets the DC motor drive. A total of0articles Related Comments: |
