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5.3Mpa FM200 System Liquid Flow Check Valve Prevent Backflow Of Fire Extinguishing Agent

Categories Fire Extinguisher Accessories
Brand Name: Air Giant
Model Number: QYD40/5.3
Place of Origin: China
MOQ: 50 pieces
Price: negotiation
Payment Terms: L/C , D/P, T/T, Western Union, Paypal, Credit card
Supply Ability: 500 pieces per week
Delivery Time: 10-15 working days
Packaging Details: Plywood outer box with bubble bag or paper
Model No.: QYD40/5.3
Nominal diameter: Ф40mm
Nominal working pressure: 5.3Mpa
Equivalent length: 2.63m
Opening pressure: ≤0.4MPa
Inlet thread: M52*2mm
Connecting thread: M58*1.5mm
Weight: 2.5kg
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5.3Mpa FM200 System Liquid Flow Check Valve Prevent Backflow Of Fire Extinguishing Agent

FM200 System Liquid Flow Check Valve Prevent Backflow Of Fire Extinguishing Agent


It is installed between the fire-fighting circulation pipe connecting pipe and the collecting pipe to prevent the fire extinguishing agent from flowing back from the collecting pipe to the storage device.


Parameter


Model No.QYD40/5.3
Nominal diameterФ40mm
Nominal working pressure5.3Mpa
Equivalent length2.63m
Opening pressure≤0.4MPa
Inlet threadM52*2mm
Connecting threadM58*1.5mm
Weight2.5kg

Components


It is composed of a valve body, a valve core, a valve seat, etc., and the valve body is made of a copper alloy.



Installation instructions


After installation, carefully check each other to ensure a tight connection with the connecting pipe and the seat. When installing, the check valve has a " " mark on it, indicating the direction of gas flow. It must not be reversed during installation. Please note that the direction of the airflow is consistent with the direction of the arrow!


Maintenance instructions


Visual inspection should be carried out every month, no collision deformation and mechanical damage, no corrosion on the surface can continue to be used.

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