Safety Valves Automatically open or close in a variety of emergency conditions.
23WR - Pilot Operated Pressure Reducing Valve Purpose: Automatically throttles to prevent outlet pressure from exceeding a maximum setting. Primary Control: Hydraulic pilot valve Sizes: 1′′ - 3′′ Standard Materials: Cast Iron body, bronze and stainless steel internals, bronze controls End Connections: Flanged or Threaded (Female NPT) Pressures: Up to 300 psi standard (higher options available)
Standard Features:
Heavy duty pilot valve
Strainer (with stainless steel filter)
Speed control valve
1/4′′ rigid brass piping and isolation valves
Seat contour optimized for valve function
NSF Certified Epoxy coating
42AFCV-PT - Solenoid Operated (Throttling) Pressure Control Valve Purpose: Automatically throttles to prevent outlet pressure from exceeding a maximum setting. Primary Control: Electric Solenoid Valves (requires Control Panel and pressure sensing device) Sizes: 4′′ - 48′′ Standard Materials: Cast Iron body/cap(s), bronze internals and controls End Connections: Flanged Pressures: Up to 300 psi standard (higher options available)
Standard Features:
Manual valve control (in case of a power failure)
Strainer (with 7 sq. in. stainless steel filter)
Independent Opening and Closing speed control valves
1/2′′ rigid brass piping and isolation valves
Seat contour optimized for valve function
Valve position indicator
NSF Certified Epoxy coating
40WR - Pilot Operated Pressure Reducing Valve Purpose: Automatically throttles to prevent outlet pressure from exceeding a maximum setting. Primary Control: Hydraulic pilot valve Sizes: 4′′ - 48′′ Standard Materials: Cast Iron body/cap(s), bronze internals and controls End Connections: Flanged Pressures: Up to 300 psi standard (higher options available)
Standard Features:
Heavy duty pilot valve
Strainer (with 7 sq. in. stainless steel filter)
Speed control valve
1/2′′ rigid brass piping and isolation valves
Seat contour optimized for valve function
Valve position indicator
NSF Certified Epoxy coating
50RWR - Pilot Operated Back Pressure Sustaining Valve Purpose: Automatically throttles to prevent inlet pressure from falling below a minimum setting. Primary Control: Hydraulic pilot valve Sizes: 4′′ - 48′′ Standard Materials: Cast Iron body/cap(s), bronze internals and controls End Connections: Flanged Pressures: Up to 300 psi standard (higher options available)
Standard Features:
Heavy duty pilot valve
Strainer (with 7 sq. in. stainless steel filter)
Speed control valve
1/2′′ rigid brass piping and isolation valves
Seat contour optimized for valve function
Valve position indicator
NSF Certified Epoxy coating
23RWR - Internal Pilot Operated Pressure Relief Valve Purpose: Automatically opens to prevent inlet pressure from exceeding a maximum setting. Located off the main line, can be supplied with optional hydraulic or electric surge anticipation feature to further minimize water hammer. Primary Control: Hydraulic line pressure Sizes: 1′′ - 3′′ Standard Materials: Cast Iron body, bronze and stainless steel internals End Connections: Flanged or Threaded (Female NPT) Pressures: Up to 300 psi standard (higher options available)
Standard Features:
Heavy duty diaphragm
Internal Strainer / Speed control
Single adjusting screw for easy pressure changes
NSF Certified Epoxy coating
Pump Control Valve Reduces start/stop surges associated with pump operation.
Surge Control Valve Protects a line from excessive pressure by anticipating a pressure surge.
70SWR - Direct Acting Pressure Relief Valve for Wastewater Purpose: Automatically opens to prevent inlet pressure in the main line from exceeding a maximum setting. Primary Control: Hydraulic line pressure Sizes: 4′′ - 48′′ Standard Materials: Cast Iron body/cap(s), bronze and stainless steel internals End Connections: Flanged Pressures: Up to 300 psi standard (higher options available)
Watertamer Series Valve The Watertamer anti-cavitation feature is available as an option for nearly any type of Ross control valve. It provides excellent control characteristics, drip tight shut-off, and protection against cavitation damage.
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