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UVA Overflow Valves

Back pressure dependent, spring-operated overflow valves. All overflow valves can also be used for refrigerator oil applications.

AWP overflow valves are dependent on back pressure and are spring-operated, their components have not been tested individually. The lifting stem is sealed by two chloroprene o-ring seals. AWP overflow valves are suitable for installation as:

safety devices for controlling the high pressure side of compressors,
safety devices in combination with two safety pressure control valves whose components have been tested,
safety device for protection of closed pipe systems.

Available in steel or stainless steel
Selection of body material as per German DIN EN12284, AD2000 Series W
Working mediums: refrigerants as per EN 378 p. 1, e. g. NH3, R134a, R290 (propane), R507 and blends with refrigerator oil; neutral, gaseous and liquid media; glycol-based cold brine
Installation position: vertical and horizontal
Available valve seat seals: UVAA: PTFE seal, can be used at temperatures of -60 °C to +180 °C UVAB: elastomer seal, can be used at temperatures of -50 °C to +110 °C

UVA Overflow Valves

Design

angle type

Material

steel or stainless steel

Nominal Size

DN 10-32

Nominal Pressure Level

PS 25, PS 40, PS 63

Temperature Range for Standard Valves

UVAA: -60 °C to +180 °C

UVAB: -50 °C to +110 °C

Temperature Range for HT Valve Series

-10 °C to +200 °C

Connections

butt welding and flanged ends as per DIN and ANSI, brazed ends, threaded ends

Response Pressure Range

1-25 bar

Get in touch

GEA AWP GmbH
Armaturenstr. 2
17291 Prenzlau
Germany

Phone: +49 3984 8559-0
Fax: +49 3984 8559-18

As part of the global operating GEA group, GEA AWP is the specialist for the development and manufacture of valves and components used in industrial heating and refrigeration plants and machinery. The company is based in the town of Prenzlau, located near Berlin and employs about 100 employees.

GEA AWP GmbH
Armaturenstr. 2
17291 Prenzlau
Germany

Visit GEA AWP GmbH

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