508 pressure vacuum relief valve is arranged at the top of dust storage silo. When dust silo inlet air, exhaust air is over pressure and the temperature is unormal, protect dust silo from over minus pressure and positive pressure, is a kind of necessary protection device.
Main technical parameter
Main technical parameter
|
Inlet size（mm)
|
Standard ventilated valve(Pa)
|
The Max. ventilated value(Pa)
|
Applied temperature
|
Weight
|
|||||
|
Pressure
|
Vacuum
|
Pressure
|
Vacuum
|
（℃）
|
（Kg）
|
||||
|
508
|
769
|
220
|
2636
|
880
|
≤80
|
98
|
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|
|
|
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