Edwards EH250FX

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Contents
A301-05-880 Issue A
Tables
Table Page
1 Operating and storage conditions ..................................................................................... 5
2 Performance data ........................................................................................................ 5
3 Recommended primary (backing) pumps ............................................................................ 6
4 Mechanical data .......................................................................................................... 6
5 Electrical data ............................................................................................................ 7
6 Lubrication data ......................................................................................................... 7
7 Hydrokenetic drive/gearbox purge nitrogen supply data .......................................................... 7
8 Cooling water supply data: EH pumps ................................................................................ 8
9 Noise and vibration data ................................................................................................ 8
10 Connections ............................................................................................................... 8
11 Materials of construction ............................................................................................... 9
12 Item numbers ............................................................................................................. 9
13 Motor cable gland hole sizes ..........................................................................................20
14 Maintenance plan .......................................................................................................25
15 Spare item numbers ....................................................................................................33
16 EH250FX and EH500FX spare parts ...................................................................................33
17 EH1200 spare parts .....................................................................................................34
18 EH2600 and EH4200 spare parts ......................................................................................34
Associated publications
Publication title Publication number
Vacuum Pump and Vacuum Systems Safety Manual P400-40-100