Pressure Reducing Landing Valve

Specification Details
Product Pressure Reducing Valve (PRV)
Models NWR 123 / NWR 124
Valve Type Bib Nose – Threaded / Flanged
Inlet 2½″ Male BSP / 3″ ANSI 150 FF
Outlet 1½″ NH Male
Working Pressure 232 PSI
Outlet Pressure 7 kg/cm²
Flow Rate 250 GPM @ 7 Bar
Application Fire Protection Hydrant Systems
Category Specification Details
Product Overview Product Name Pressure Reducing Valve (PRV)
Application Fire Hydrant & Fire Protection Systems
Function Maintains Uniform Firefighting Pressure
Benefit Eliminates Need for Relief Piping Systems
Adjustment Easily Adjustable On-Site
Models NWR 123 Bib Nose, Threaded Inlet
NWR 124 Bib Nose, Flanged Inlet
Connection Details Inlet (NWR 123) 2½″ Male BSP
Inlet (NWR 124) 3″ ANSI Class 150 FF
Outlet 1½″ NH Male
Nominal Size DN 2½″
Performance Pressure Rating 7 kg/cm²
Working Pressure 232 PSI
Test Pressure 64 kg/cm² (Body Test)
Flow Rate 250 GPM (946 LPM) @ 7 Bar Outlet
Inlet Pressure Range 10–12 Bar
Key Features Pressure Stability Uniform Pressure at All Hydrants
Cost Efficiency Reduces Installation Cost
Reliability Not Affected by Inlet Pressure Variations
Installation Suitable for Multi-Level Fire Protection Systems

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