Edwards Drystar EDP80 Series User Manual

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Contents
A705-40-880 Issue B
Contents
Section Page
1 Introduction .......................................................................................1
1.1 Scope and definitions ................................................................................................... 1
1.2 The EDP pumps ........................................................................................................... 1
1.3 Shaft-seals purge ........................................................................................................ 2
1.4 Temperature control system ........................................................................................... 2
1.5 Pressure relief valve (EDP250 and EDP400 only) .................................................................... 3
1.6 Drive operation ........................................................................................................... 3
1.6.1 Introduction ..............................................................................................................3
1.6.2 Drive coupling operation ............................................................................................... 3
1.6.3 Torque limiter operation ............................................................................................... 3
1.7 Pump frame ............................................................................................................... 4
1.8 Pump motor applicability ............................................................................................... 7
1.9 Hazardous area and safe area versions of the pump ............................................................... 7
1.10 Accessories ................................................................................................................7
1.11 Ordering options ......................................................................................................... 7
1.12 Normal/abnormal operation ........................................................................................... 7
1.12.1 Normal operation ........................................................................................................ 7
1.12.2 Abnormal operation ..................................................................................................... 8
2 Technical data ....................................................................................9
2.1 Operating and storage conditions ..................................................................................... 9
2.2 Performance .............................................................................................................. 9
2.3 Mechanical data .........................................................................................................10
2.4 Electrical data ...........................................................................................................10
2.5 Shaft-seals purge nitrogen supply data ..............................................................................10
2.6 Temperature control system ..........................................................................................11
2.7 Cooling-water data .....................................................................................................11
2.8 Coolant type .............................................................................................................12
2.9 Lubrication data ........................................................................................................12
2.10 Noise data ................................................................................................................12
2.11 Connections ..............................................................................................................13
2.12 Materials of construction ..............................................................................................16
3 Installation ....................................................................................... 17
3.1 Safety .....................................................................................................................17
3.2 Unpack and inspect .....................................................................................................17
3.3 Locate the pump ........................................................................................................18
3.4 Check the coolant level ................................................................................................18
3.5 Check the gearbox oil-level ...........................................................................................20
3.6 Electrical connections ..................................................................................................20
3.6.1 Introduction .............................................................................................................20
3.6.2 Connect the electrical supply to the pump-motor ................................................................21
3.6.3 Connect the pump coolant jacket temperature sensor: introduction ..........................................21
3.6.4 Connect the thermal snap-switch (if fitted) ........................................................................22
3.6.5 Connect the temperature transmitter (if fitted) ..................................................................22
3.7 Check the direction of pump rotation ...............................................................................23
3.8 Connect the cooling-water supply ...................................................................................25
3.9 Connect the shaft-seals purge nitrogen supply ....................................................................25
3.10 Connect the pump-inlet and outlet ..................................................................................27
3.10.1 Connect the pump-inlet to your process system ...................................................................27
3.10.2 Connect the pump-outlet to your exhaust system .................................................................28
3.11 Leak test the installation ..............................................................................................28
gea/0152/04/11

Edwards Drystar EDP80 Series Specifications

General

Brand	Edwards
Model	Drystar EDP80 Series
Category	Water Pump
Language	English