Flanged Fire Pump Relief Valve

Connection: Flanged to B16.42 Class 150 / 300, B16.1 Class 125 / 250, or EN 1092-2 PN16 Pressure Rating: 250 / 400 psi, depending on model Operating Medium: Water, up to 82°C Adjustment Range: Multiple factory configuration ranges available Surface Protection: FBE coating according to AWWA C550

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Пожарный насос и комплектующие

Клапан сброса давления

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Сопутствующие товары

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Описание продукта

The Flanged Fire Pump Relief Valve is installed on the discharge side of a fire pump to release excessive pressure automatically. It helps maintain stable system pressure and allows the fire pump to stop without causing pressure surges.

Key Features

Designed for fire pump discharge pressure relief
Automatically releases excessive system pressure
Helps maintain constant pressure during pump operation
Reduces pressure surge when the fire pump stops
Globe-type valve structure with flanged connection
Multiple relief pressure ranges available
Suitable for Class 125 / 150 / 250 / 300 and PN16 flange options
Available from DN40 to DN400 depending on configuration

Product Configurations

Item	Details
Valve Structure	Globe-type pressure relief design
Application	Fire pump discharge pressure control
Operation	Automatic excess pressure relief
Size Range	1-1/2″ / DN40 to 16″ / DN400
Relief Pressure Options	20–200 psi, 100–300 psi, 65–300 psi, or 29–188 psi depending on configuration
Flange Class Options	Class 125 / 150 / 250 / 300 or PN16
System Function	Maintains pressure stability and helps prevent pump shutdown surge

FAQ
Q1: Who are we?
A: We are a fire fighting equipment manufacturer based in Fujian, China. Since 2004, we have supplied a wide range of fire safety products for domestic and international markets, including fire sprinklers, hydrants, valves, hoses and extinguishers.
Q2: How do we ensure product quality?
A: We follow strict quality control procedures from raw material inspection to production and final shipment. Pre-production samples and final inspections can be arranged according to order requirements.
Q3: What products do we supply?
A: We supply fire sprinklers, fire extinguishers, fire hydrants, fire valves, fire hoses, hose reels, fire cabinets, foam equipment and other fire fighting accessories.
Q4: Why choose Sunroom?
A: Sunroom has over 21 years of experience in fire fighting equipment manufacturing. We offer a wide product range, support customized production, and provide certificates or technical documents according to product and project requirements.

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