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Bermad Model 130 - 3 way Pressure Sustaining Valve

The BERMAD Pressure Sustaining Valve is a hydraulically operated, diaphragm actuated control valve that sustains minimum preset upstream (back) pressure and opens fully when line pressure is in excess of setting.

40-150 mm

Features and Benefits

  • Line Pressure Driven, Hydraulically Controlled
    - Prioritizes pressure zones
    - Controls system fill-up
    - Opens fully upon line pressure rise
  • Engineered Plastic Valve with Industrial Grade Design
    - Highly durable, chemical and cavitation resistant
    - No internal bolts and nuts
  • hYflow ‘Y’ Valve Body with "Look Through" Design
    - Ultra-high flow capacity – Low pressure loss
  • Unitized Flexible Super Travel (FST) Diaphragm and Guided Plug
    - Accurate and stable regulation with smooth closing
    - Requires low opening and actuation pressure
    - Prevents diaphragm erosion and distortion
  • Simple In-Line Inspection and Service

[1] BERMAD Model IR-130-XZ sustains supply system pressureand prevents system emptying.
[2] BERMAD Pressure Reducing Valve Model IR-220-XZ
[3] BERMAD Vacuum Breaker Model ½"-ARV

Typical Applications

  • Line Fill-Up Control Solutions
  • Line Emptying Prevention
  • Systems Subject to Varying Supply Pressure
  • Infield Filters Backwash Pressure Sustaining
  • Energy Saving Irrigation Systems

Technical Specifications

Dimensions and Weights

Bermad Model 130 - 3 way Solenoid Valve - Dimensions and Weights

Technical Data

Valve Configurations & Size:

Oblique: 2, 2½, 3, 3L, 4 & 6”; DN50, 65, 80, 80L, 100 & 150

Angle: 3”; DN80

End Connections:

Threaded: 2, 2½, 3 & 3”L; DN50, 65, 80 & 80L

Flanged: 3, 3L, 4, & 6”; DN80, 80L, 100 & 150

Grooved: 6”; DN150

Pressure Rating:

10 bar; 145 psi

Operating Pressure Range:

0.35-10 bar; 5-145 psi


Body, Cover and Plug: Glass-Filled Nylon

Diaphragm: NR, Nylon Fabric Reinforced

Seals: NR

Spring: Stainless Steel

Cover Bolts: Stainless Steel

Control Accessories: Plastic

Tubing and Fittings: Plastic

Flow Chart

Bermad Model 130 - 3 Way Solenoid Valve - Flow chart


Bermad Model 130 - 3 Way Solenoid Valve - Operation

The Pressure Sustaining Pilot [1] commands the main Valve to throttle closed should Upstream Pressure [P1] drop below setting, and to open fully when [P1] rises above setting. The Manual Selector [2] enables local manual closing.

How to Order

Please specify the requested valve in the following sequence: (for more options please contact us)

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Product code

Bermad Model 130 - 3 way Pressure Sustaining  Valve

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