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Anderson Greenwood Safety Selector Valve

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Aleksei Seleznev
Inside Sales Engineer
Phone. 040 530 2017

Tommi Penttilä
Sales Manager Conventional Power
Phone. 0207 416 208

A dual pressure relief device system that provides a safe, efficient method of switching from an active PRV to a standby, maintaining system overpressure protection.

Anderson Greenwood KEMIA & PETROKEMIA SÄHKÖ & LÄMMITYS

Tekniset tiedot
Ominaisuudet

Sizes	1"- 8"
Pressure rating	ANSI #150 - #2500
Material valve body	WCB, CF8M, Duplex, Inconel, Hastelloy, Monel etc (also NACE)
Material in trim	PTFE, graphite, PEEK

Provides high Cv values, resulting in less than 3% pressure drop to the active PRV inlet, reducing destructive valve chatter.
One minimally sized penetration into the vessel or pipe reduces costs.
Reduces field installation costs and space requirements through preassembled and compact design.
Provides process isolation of standby PRV.
Allows PRV maintenance without process shutdown.
Bleed valve under each PRV vents entrapped process effectively and safely prior to removal for maintenance.
Clear, positive indication of active PRV.
Foolproof provisions for dual padlocking in either PRV position.
Tested packing design and minimal leak points reduce fugitive emissions.
No seat lapping required for maintenance. Minimal spare parts reduce cost of ownership.
Simple operation with built-in seat equalization and no special tools minimizes total valve operating time.
Tandem system available for dual PRV's discharging to a closed header system.

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Anderson Greenwood Safety Selector Valve

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