Wet Alarm Check Valve Assembly

Specification Details
Model SD-ECO-AVA
Type Wet Alarm Check Valve
Nominal Size 100 NB / 150 NB
End Connection Flange × Flange
Working Pressure 175 PSI
Test Pressure 350 PSI
Mounting Vertical
Material Grey Cast Iron
Application Wet Pipe Sprinkler Systems
Category Specification Details
Product Overview Model SD-ECO-AVA
Valve Type Wet Alarm Check Valve
Application Wet Pipe Fire Sprinkler Systems
Installation Vertical
Function Maintains System Pressure & Triggers Alarm Upon Flow
Alarm Activation Water Motor Alarm / Electric Pressure Switch
Design Features Alarm Port Grooved Seat Alarm Port
By-Pass External By-Pass
Hand Hole Cover Removable & Hinged to Clapper Assembly
Trim Package Includes Valves, Gauges, Pressure Switch, Fittings & Nipples
Retard Chamber Provided for Connection
Alarm Test By-Pass Line Included
Performance Rated Working Pressure 175 PSI
Working Pressure Range 21 PSI – 200 PSI
Test Pressure 350 PSI
Non-Actuating Flow Below 4 GPM
Max Flow Rate (150 NB) 790 GPM
Max Flow Rate (100 NB) 550 GPM
Connection Details Nominal Size 100 NB / 150 NB
End Connection Flange × Flange
Flange Standard ANSI B16.5 Class 150 / ANSI B16.1 Class 125
Flange Facing Flat Face
Hydraulic Data Frictional Loss (C-120) 40 ft Equivalent Length (100 NB & 150 NB)
Material Construction Body Material Grey Cast Iron
Weight 150 NB Approx. 37 Kg
100 NB Approx. 20 Kg
Ordering Information Required Details Specify Valve Size, Flange Type, Trim Details & Pipe OD
Key Benefits Reliability Prevents Pressure Fluctuations
Safety Ensures Timely Alarm Activation
Compliance Suitable for Non-Freezing Wet Pipe Installations

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