Surge Relief Valves

Description: APCO SRA Surge Relief Angle Valves are designed to limit surge pressure and potential damage to the pump system. Pressure surges occur when fluid velocity changes. APCO Surge Relief Valves limit the surge pressure magnitude commonly

• Valve Type: Vacuum Relief / Anti-siphon Valves

Description: the set-point. Product Information: Relieve pressure, Sustain differential pressure, Anticipate surges, Plus more. Whatever your application is ISC offers valves that provide peace of mind, and give your application the protection it needs. Relief valves are used to

• Connection Description: Bolt Flange, Socket Weld / Solder, Threaded
• Features: Control Valves, ISO, Pressure Relief Valves
• Media: Water

Description: The Red Valve Series RSR Pressure Relief Valve is designed specifically for slurry applications. It is a reliable relief valve available for slurry service, venting surge pressures in the system, or to maintain system pressure. The valve operates very

• Valve Size: 1 to 12 inch
• Pressure Rating: 0 to 150 psi
• Connection Description: Bolt Flange
• Features: Control Valves, Other, Pinch Valves, Pressure Relief Valves

Description: Pressure Relief Valves are quick-opening, quick-closing valves used to protect equipment from gas pressure build up or pressure surges. Standard applications involve steam, gases, or liquids where a tight seating valve is required to prevent overpressure. Typical

• Pressure Rating: 150 to 300 psi
• Media Temperature: 150 to 500 F
• Media: Gas, Steam, Water
• Features: Pressure Relief Valves

Description: The CRV08-22 cross-port relief uses two RV08-22 cartridges in an in-line plumbed housing. It is typically used to protect a hydraulic cylinder or motor from load-induced pressure surges. The cartridges used are screw-in, differential area, poppet-type valves, intended for use in

• Pressure Rating: 2,610.6786 psi
• Controlled Pressure Range: 49.312818 to 2,600.525961 psi
• Number of Ports/Ways: 2
• Media Temperature: -40 to 248 F

Description: discharge header, and opens on either a high or low pressure signal If discharge header pressure exceeds the adjustable setpoint, the valve opens quickly to dissipate the high pressure surge. If discharge header pressure falls below the adjustable setpoint, the valve opens in

• Valve Size: 4 to 16 inch
• Features: Control Valves, Pressure Relief Valves
• Primary Material: Stainless Steel

Description: The WATTS ACV Combination Surge Anticipator and Pressure Relief Control Valve is designed to minimize the effects of water hammer and pressure surges resulting from: 1) Normal pump starting and stopping operations or 2) Mechanical or electrical power failure situations.

• Features: Control Valves, Pressure Relief Valves

Description: discharge header, and opens on either a high or low pressure signal. If discharge header pressure exceeds the adjustable setpoint, the valve opens quickly to dissipate the high pressure surge. If discharge header pressure falls below the adjustable setpoint, the valve opens in

• Valve Size: 1.25 to 16 inch
• Features: Control Valves, Pressure Relief Valves
• Primary Material: Ductile Iron

Description: Continuously bleeds off excess internal gas to maintain a safe positive pressure inside glove boxes Variable release mechanism automatically discharges any sudden surge of incoming gas Protects against accidental negative pressure by functioning as a check valve Extends life of doors

• Valve Size: 0.625 to 1 inch
• Number of Ports/Ways: 2
• Media: Air, Breathable Air, Compressed Air
• Features: Block and Bleed Valves, Check Valves, Other, Pressure Relief Valves

Description: Series FP53L Pressure Relief Valves for Fire Protection Applications are designed for use in fire protection grid systems to provide protection against excessive water pressure caused by thermal expansion or line surge. It consists of a bronze body construction with NPT threaded

• Valve Size: 0.5 inch
• Features: Pressure Relief Valves
• Media: Water

Description: SURGE ARRESTOR VALVE - Provides relief protection against pressure surges during pump start up, shut down, or power failure. 1 ¼"- 12" Consult factory for configuration Configurations: Model C - Full Port Globe Style (Flanged or Threaded) Model CF - Reduced Port Globe

• Valve Size: 1.25 to 36 inch
• Valve Type: Angle Valves, Control Valves
• Features: Threaded

Description: APCO AVR Vacuum Relief/Air Inlet Valves are proven reliable at preventing vacuum formation in pipelines and resulting damage from column separation and water hammer (pressure surges). They are normally closed, large orifice one-way valves. They permit air to enter the

• Media: Air
• Valve Type: Vacuum Relief / Anti-siphon Valves

Description: The check and pre-fill valves type F utilize a spring pre-loaded valve head. The check valves type F enable free flow in one direction and block the flow in the opposite direction. This valve is used as a high flow valve (check valve with hydraulic release)

• Pressure Rating: 5,801.508 psi
• Number of Ports/Ways: 2
• Valve Type: Check Valves
• Media: Hydraulic Fluid

Description: The Red Valve Series RSR Pressure Relief Valve is designed specifically for slurry applications. It is a reliable relief valve available for slurry service, venting surge pressures in the system or to maintain system pressure. The valve operates

• Features: Bolt Flange
• Valve Type: Control Valves, Pinch Valves
• Primary Material: Ductile Iron

Description: The check and pre-fill valves type F utilize a spring pre-loaded valve head. The check valves type F enable free flow in one direction and block the flow in the opposite direction. This valve is used as a high flow valve (check valve with hydraulic release)

• Pressure Rating: 5,801.508 psi
• Number of Ports/Ways: 3
• Valve Type: Check Valves
• Media: Hydraulic Fluid

Description: VariSTAR AZG4 Surge Arresters incorporate the latest in metal oxide varistor (MOV) technology. These arresters are totally gapless and are constructed of a single series column of 76 mm diameter MOV disks. The arrester is designed and tested exclusively to the requirements of the

• Mounting: Hard-Wired / Device Mount
• Device Type: Lightning Arrestor
• Technology: MOV

Description: VariSTAR AZG3 Surge Arresters offer the latest in metal oxide varistor (MOV) technology for the economical protection of medium-voltage class power and substation equipment. These arresters are gapless and are constructed of a single series column of 63 mm diameter MOV disks. The arrester is

• Mounting: Hard-Wired / Device Mount
• Device Type: Lightning Arrestor
• Technology: MOV

Description: These valves are externally pilot-operated, making one basic valve perform many different functions. Multiple pilot arrangements, easily modified, allow you to choose or change valve capability as required. Unique design features and unit-built construction assures positive

• Valve Size: 2 to 16 inch
• Pressure Rating: 15 to 1,480 psi
• Number of Ports/Ways: 2
• Media Temperature: -20 to 400 F

Description: protection system increases, the relief valve closes to direct more water to suppress fires. The relief valve maintains upstream pressure at the set pressure amount as long as maximum flow rates of the valve are not exceeded. It features quick opening and slow

• Media: Water

Description: Graduations, Safety Relief Valve ASME Approved, Long Lasting Flexible Brass Discharge Hose, Totally Enclosed Steel Belt Guard OPTIONAL EQUIPMENT : 5.25" x 8.25" Battery Tray, Vibration Pads, Foot-Operated Tank Drain, 4.5 Gallon Surge Tank (With Base Mount Unit). Battery and

• Flow Capacity: 8.9 to 36.03 SCFM
• Horse Power: 5.5 to 20 HP
• Features: 2 Stage, Integral Filter, Multistage Compressor
• Power Source: Gasoline

Description: membrane switch for on/off control and selection of units of measure to be displayed. A loading valve with fingertip control and an internal pressure relief system are standard features. Unique Features: Five flow ranges Front panel selectable US or metric readings Dynamometer reads

Description: tank Dial-type thermometer Dial-type liquid level gauge Pressure vacuum gauge Cover mounted automatic pressure relief device Pressure test connection 1” upper fill plug with filter press connection 1” drain valve with sampler combination (2500 kVA and below) 2” drain valve with

• Maximum Primary Voltage Rating: 2,400 to 43,800 volts
• Maximum Secondary Voltage Rating: 120 to 14,400 volts
• Power Rating (VA): 500,000 to 10,000,000 VA
• Output Type: AC

Description: available in metric versions. Unique Features: Large 3-1/2″ digit LCD for flow and temperature. One-way flow. Helical tube pressure gauge. Turbine flow sensor gives fast response. Pressure surge protection with internal pressure relief. Simple operation – one toggle switch controls