CLA-VAL Fire Protection Pressure Relief 2050B, 4″, Class 150- 250 PSI Max – DB-2050B1145-C

CLA-VAL Fire Protection Pressure Relief 2050B, 4″, Class 300 – 300 PSI Max – DB-2050B1145-300-C

The Cla-Val Model 50B-4KG1 Globe / 2050B-4KG1 Angle Pressure Relief Valve is designed specifically to automatically relieve excess pressure in fire protection pumping systems. Pilot controlled, it maintains constant system pressure at the pump discharge within very close limits as demands change. The 50B-4KG1 and 2050B-4KG1 can be supplied with optional internal and external epoxy coating of the main valve wetted surfaces. On ductile iron valves, epoxy coating is standard.

Factory Mutual Approved
Fast Opening to Maintain Steady Line Pressure
Accommodates Wide Range of Flow Rates
Closes Gradually for Surge-Free Operation
Adjustable Pressure Settings, Not Affected by Pressure At Valve Discharge
Now Available in Grooved Ends Sizes 3″-6″
UL / ULC Listed

Specifications

Model	2050B
Sizes	Globe: 3″ – 8″ flanged or grooved
	Angle: 3″ – 8″ flanged
	Angle: 3″ – 6″ grooved
End Details	150, 300 ANSI B16.42 and Grooved Ends
Pressure Rating	Class 150 (250 psi Max)
	Class 300 (300 psi Max)
	Water, to 180?F Max.
Main Valve Body & Cover	Ductile Iron ASTM A536 Grade 65-45-12
Standard Main Valve Trim	Stainless Steel Seat
Standard Main Valve Trim	Stainless Steel Dura-Kleen Stem
Standard Pilot Control System	Cast Bronze with Stainless Steel Trim
Adjustment Range	20-200 psi (150 Class)
Adjustment Range	100-300 psi (300 Class)

Shipping Info

Order by 2PM to get delivered next working day! We use 24 hours service with carriers in most cases so that you can get your order delivered on time.

There is £4.99 charge for delivery under £50 Orders. Additional charges will be imposed by our couriers for delivery to remote area, a surcharge may be levied to cover carriage to these areas.

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