Edwards DRYSTAR GV Series, Instruction Manual

Page: 56 / 58

A705-74-880 Issue K
Page 50 © Edwards Limited 2009. All rights reserved.
Edwards and the Edwards logo are trademarks of Edwards Limited.
SERVICE, SPARES AND ACCESSORIES
7.4.1 Exhaust Silencers
Fit an exhaust silencer to attenuate the pulses in the exhaust pressure, and to reduce pump-induced resonance in
your exhaust-extraction system.
7.4.2 Exhaust-Purge Kit
Fit an Exhaust-Purge Kit to allow you to connect an air or nitrogen exhaust-purge to the GV pump.
7.4.3 Booster Connection Kits
Use a Booster Connection Kit to allow you to fit an EH mechanical booster pump to the inlet of the GV pump.
7.4.4 Indirect Cooling Kits
If the pump is to be used within an operating temperature in the range of 122 to 194°F (50 to 90°C) then an indirect
cooling kit will be required.
Fit an Indirect Cooling Kit to allow you to use indirect cooling on the GV600 pump. Two types of kit are available: fit
a Kit with TCV (Thermostatic Control Valve) when you want to control the operating temperature of the GV pump.
With either kit, it is recommended that the pump oil be changed from SHC629 to SHC630.
7.4.5 Other accessories
A number of other accessories are available for the GV pumps, as listed below; contact your supplier or Edwards for
details of these accessories:

Acoustic enclosure for the GV pump

Acoustic enclosure for the GV pump with mechanical booster pump

Pump motor acoustic jacket

Gas control system

Motor control module

Cooling-water control panel

Atmospheric shaft seal purge kit
Accessory Item Number
Exhaust Silencer A505-71-000
Accessory Item Number
Exhaust-Purge Kit A505-68-000
Accessory Item Number
EH250 Booster Connection Kit A505-70-000
EH500 Booster Connection Kit A505-73-000
EH1200/2600/4200 Booster Connection Kit A505-99-000
Accessory Item Number
Indirect Cooling Kit with TCV A505-66-000
Indirect Cooling Kit A505-67-000