6 ZW215 FIRE PUMP SUCTION CONTROL VALVE, CLASS 300, FLG X FLG
Item Number: 6-ZW215FPYBrand - Wilkins
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- Model: ZW215FP
- Valve Size: 6 inch
- Connections: ANSI Class 300 Flanged
- Main Valve Body: Ductile Iron ASTM A536
- Coating: Red Epoxy Coated, FDA Approved
- Temperature Rating: 33°F to 140°F
- Pilot Spring Range: 10-30 psi
- FM Approved
Description
Description
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Compatibility & Connections
- The Zurn Wilkins ZW215FP Fire Pump Suction Control Valve is specifically designed for integration into fire suppression systems.
- This valve features 6-inch ANSI Class 300 Flanges for secure connection within your piping network.
- It is designed to connect to the suction side of a fire pump to regulate incoming water supply pressure.
Installation Guidance
- For optimal performance and ease of maintenance, the manufacturer recommends installing this valve horizontally with the valve cover positioned upward.
- For 6-inch and larger valves, horizontal installation with the valve cover up is particularly important to facilitate proper air bleeding and maintenance.

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Additional Details
The Zurn Wilkins Model ZW215FP Fire Pump Suction Control Valve is engineered for fire suppression systems, preventing fire pumps from over-drawing from the water supply and maintaining stable suction pressure.
This 6-inch valve automatically modulates to ensure suction pressure remains at a set point, protecting both the pump and the supply network from damage due to very low or negative pressures.
Primary Function
- Prevents fire pumps from over-drawing water supply
- Modulates to keep suction pressure at a set point
- Closes if suction pressure drops below set point and opens when pressure rises
Construction Materials
- Main Valve Body: Ductile Iron ASTM A536
- Main Valve Bonnet: Ductile Iron ASTM A536
- Disc Guide: Stainless Steel
- Seat: Stainless Steel
- Disc: Buna-N Rubber
- Diaphragm: Nylon Reinforced Buna-N
- Stem: Stainless Steel
- Spring: Stainless Steel
Key Features
- Red epoxy coated internally and externally for corrosion protection
- Test cock on sensing port for quick bleeding of sensing line
- Pilot Assembly includes "Wye" Type Strainer, Sensing Line Test Cock, Visual Position Indicator, 3/8" Flare Sensing Line Connection, Copper Tubing and Brass Fittings
Connections and Body Type
- This specific valve features 6-inch ANSI Class 300 Flanges for both inlet and outlet connections.
- Available in globe or angle pattern bodies.
Caution: The recommended installation orientation for Automatic Control Valves (ACVs) is horizontal, with the valve cover up. 6-inch and larger valves should only be installed horizontally, with the valve cover up, due to the difficulty of properly bleeding air out of the cover and performing maintenance on valves installed in the vertical orientation.
Specifications
General
- Model: ZW215FP
- Valve Size: 6 inch
- Body Type: Globe or Angle Pattern
- Connections: ANSI Class 300 Flanged
- Coating: Red Epoxy Coated, FDA Approved
Performance
- Temperature Rating: Water 33°F to 140°F
- Pilot Spring Range: 10-30 psi
- Maximum Continuous Flow (6 inch): 1800 GPM
- Maximum Intermittent Flow (6 inch): 2250 GPM
Materials
- Main Valve Body: Ductile Iron ASTM A536
- Main Valve Bonnet: Ductile Iron ASTM A536
- Disc Guide: Stainless Steel
- Seat: Stainless Steel
- Disc: Buna-N Rubber
- Diaphragm: Nylon Reinforced Buna-N
- Stem: Stainless Steel
- Spring: Stainless Steel
Certificates & Approvals
- FM Approved