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Fisher™ Y610A, Y611A, and Y612A Series Vacuum Service Equipment and Relief Valves
Y610A, Y611A, and Y612A Series devices are used in a wide variety of vacuum and relief service applications.
Y610A Series devices are used as vacuum breakers, the Y611A Series devices are used as either vacuum breakers or relief valves, and the Y612A Series devices are used as vacuum regulators.
Fisher™ Y610A, Y611A, and Y612A Series Vacuum Service Equipment and Relief Valves

Specs

Body Sizes (Inlet x Outlet) and End Connection Styles
Type Y610A, Y610AP, Y611A, Y611AP, Y612A or Y612AP: NPS 1-1/2 x 1-1/2, 2 x 2, NPT or NPS 2 x 2 / DN 50 x 50 CL125A FF or CL250A RF Flanged
Maximum Inlet Pressure
0.25 to 3 psig / 17 to 207 mbar
Maximum Outlet Pressure (Casing)
0.25 to 3 psig / 17 to 207 mbar
Temperature Capabilities
-20° to 150°F / -29° to 66°C
Pressure Registration
Type Y610A, Y611A, or Y612A: Internal
Types Y610AP, Y611AP, and Y612AP: External
Approximate Weights
NPS 1-1/2 x 1-1/2: 25 pounds / 11 kg
NPS 2 x 2 / DN 50 x 50: 30 pounds / 14 kg
Additional Technical Data
For additional technical information, contact your local Sales Office or refer to technical documentation.

Features

  • Precision Control of Low Pressure Setting
  • Corrosion Resistance
  • Tamper-Resistant Adjustment
  • Rugged Construction

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