Fire Pressure Reducing Valve For Hydrant Systems
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Fire Pressure Reducing Valve For Hydrant Systems

Fire Pressure Reducing Valve For Hydrant Systems

Slide this self-powered valve into any line and high city pressure drops to your chosen level—then stays there, drip or full flow. It needs no wires, batteries or extra pipes; install it sideways, upright or upside-down. Sizes DN50-350 share one simple cartridge, so spares are easy. A tough epoxy shell shrugs off water, glycol and weather, while the built-in strainer stops grit before it can bite. Set the dial once, enjoy quiet taps, longer heaters and lower bills for the next twenty-five years.

Description

Ca-Fire Protection Co.,Ltd is one of the most credible manufacturers and suppliers of fire pressure reducing valve for hydrant systems in China. Welcome to wholesale custom made fire equipment products at competitive price from our factory. Contact us for more cheap products.

 

 

Products Description

 

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CA-FIRE Fire Pressure Reducing Valve

Serving as a critical sentinel in hydraulic fire protection, the Pressure Reducing Valve (PRV) is engineered to mitigate excessive water stress within high-rise complexes and extensive firefighting grids. By autonomously transforming turbulent inlet forces into a calibrated, safe discharge pressure, it ensures that downstream hardware-such as sprinklers and hydrant stations-operates with maximum reliability. This dual-action stabilization functions seamlessly under both static and peak-flow conditions, effectively neutralizing the threat of pipe ruptures or mechanical failures triggered by overpressure. Constructed from high-tenacity ductile iron or corrosion-resistant stainless steel, our valves are built to survive harsh industrial environments, offering a long-life solution for municipal, commercial, and heavy-duty water supply infrastructures.

Specifications

 

Size DN50 DN65 DN80 DN100 DN125 DN150 DN200 DN250 DN300 DN350
Height (mm) 270 270 330 340 415 415 530 650 770 850
Working Pressure 1.6 MPa 1.6 MPa 1.6 MPa 1.6 MPa 1.6 MPa 1.6 MPa 1.6 MPa 1.6 MPa 1.6 MPa 1.6 MPa
Seal Test 3.2 MPa 3.2 MPa 3.2 MPa 3.2 MPa 3.2 MPa 3.2 MPa 3.2 MPa 3.2 MPa 3.2 MPa 3.2 MPa
Strength Test 6.4 MPa 6.4 MPa 6.4 MPa 6.4 MPa 6.4 MPa 6.4 MPa 6.4 MPa 6.4 MPa 6.4 MPa 6.4 MPa
Outlet Set Range 0.3–1.0 MPa 0.3–1.0 MPa 0.3–1.0 MPa 0.3–1.0 MPa 0.3–1.0 MPa 0.3–1.0 MPa 0.3–1.0 MPa 0.3–1.0 MPa 0.3–1.0 MPa 0.3–1.0 MPa

How to Choose a Fire Water Pressure Reducing ValveValve

System Pressure Requirements
Before selecting a Fire Water Pressure Reducing Valve, it is important to know the inlet pressure and required outlet pressure of the fire protection system.

Valve Size and Flow Capacity
The valve size should match the pipeline diameter and ensure sufficient water flow during firefighting operations.

Material and Durability
Ductile iron or stainless steel valves are commonly used for fire water systems due to their strength and corrosion resistance.

Control Type
Choose between proportional type or pilot-operated Fire Water Pressure Reducing Valves depending on system accuracy requirements.

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Why Pressure Control Is Important in Fire Protection Systems

In fire protection systems, maintaining proper water pressure is essential for effective firefighting performance. Excessive pressure may damage pipelines, valves, sprinkler heads, and other system components, while insufficient pressure can reduce the efficiency of firefighting equipment and delay emergency response. A Fire Water Pressure Reducing Valve helps maintain stable and controlled pressure throughout the pipeline network, ensuring that fire hydrants and automatic sprinkler systems operate safely and reliably during emergencies.

By regulating the pressure between different sections of the fire water pipeline, the valve protects equipment from overpressure and improves the overall stability of the system. It is especially important in high-rise buildings, where water pressure can increase significantly due to pump output and elevation differences. Installing a Fire Water Pressure Reducing Valve allows the system to maintain balanced pressure zones, ensuring consistent water flow and reliable firefighting performance when it is needed most.

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Fire Pipeline Pressure Control in Fire Protection Systems

In fire protection systems, proper pressure control in the fire pipeline system is essential to ensure reliable firefighting performance. If the water pressure in the pipeline is too high, it may cause damage to pipes, valves, fire hydrants, and sprinkler heads. On the other hand, insufficient pressure can reduce water flow and affect the efficiency of firefighting operations.

To maintain stable pressure throughout the system, devices such as Fire Water Pressure Reducing Valves are commonly installed in fire protection pipelines. These valves help regulate water pressure between different sections of the pipeline, especially in high-rise buildings or large industrial facilities where pressure differences can be significant.

By controlling pipeline pressure effectively, the fire protection system can operate safely and ensure that fire hydrants and sprinkler systems deliver the required water flow during emergencies. Proper pressure control also helps extend the service life of fire protection equipment and improves overall system reliability.

FAQ

 

Q1: What is a Fire Water Pressure Reducing Valve used for?
A Fire Water Pressure Reducing Valve is used to reduce high inlet water pressure and maintain a stable outlet pressure in fire protection systems such as hydrant and sprinkler networks.

Q2: Where is a Fire Water Pressure Reducing Valve commonly installed?
It is typically installed in fire hydrant systems, sprinkler systems, standpipe systems, and high-rise building fire water supply pipelines.

Q3: Can the outlet pressure be adjusted?
Yes, the outlet pressure of a Fire Water Pressure Reducing Valve can be adjusted according to system requirements to ensure safe and stable operation.

Q4: What materials are commonly used for Fire Water Pressure Reducing Valves?
Most Fire Water Pressure Reducing Valves are made from ductile iron, carbon steel, or stainless steel for strength, durability, and corrosion resistance.

Q5: Does a Fire Water Pressure Reducing Valve require maintenance?
Yes, regular inspection and maintenance are recommended to ensure the Fire Water Pressure Reducing Valve operates correctly and maintains stable pressure in the fire protection system.

 

How To Cooperate With Us?
 

Our address

NO.8, YUANFENG ROAD, MEIYUAN VILLAGE, KANGMEI TOWN, NANAN CITY, QUANZHOU CITY, FUJIAN CHINA

 
WhatsApp

+86 18160950625

 

E-mail

miki@ca-fire.com

product-943-596

 

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