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E2M80
Edwards E2M80 User Manual
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A344-02-880
Issue J
Page 50
© Edwards Limi
ted 2007.
All rights res
erved.
Edwards and the
Edward
s logo are trademarks of Edwards
Limited.
Appendix A
Figure A2 - External fittin
gs, connections and controls
3
2
4
1
5
AA/5012/A
1.
Gas-ballast so
lenoid-valve
2.
Shaft-seal pre
ssure monitoring-point
3.
Shaft-seal lea
kage viewing-tube
4.
Inle
t-union
for dry ni
trogen
gas-ballast to shaft-seals
5.
Inlet-union
and non-return valv
e for dry nitrogen
oil-box purge
55
57
Table of Contents
Default Chapter
3
Table of Contents
3
Introduction
7
Scope and Definitions
7
The Rotary Vacuum Pump (E1M40 Shown)
8
Description
9
Gas-Ballast
9
Technical Data
11
Operating and Storage Conditions
11
Performance
11
Dimensions E1M40 and E2M40 (MM)
12
Dimensions E1M80 and E2M80 (MM)
13
Mechanical Data
14
Electrical Data: Single-Phase Motor
14
Electrical Data: Three-Phase Motors
14
Lubrication Data
15
Installation
17
Safety
17
System Design Considerations
17
Unpack and Inspect
18
Locate the Pump
19
Fill the Pump with Oil
19
Recommended Pump Oils
19
Filling Procedure
20
Electrical Installation: Single-Phase Motor
20
Electrical Supply Connection, Single-Phase Motor, 240 V 50 Hz
20
Electrical Installation: Three-Phase Motors
21
Connect the Pump to Your Electrical Supply
21
Electrical Supply Connection, Three-Phase Motors, 380-415 V 50 Hz, or 460 V 60 Hz
22
Check the Direction of Rotation
23
Connect the Pump Inlet to Your System
23
General Information
23
Connect to ISO40 Fittings
24
Connect to NW40 Fittings
24
Connect Inlet to ISO40 Fittings
24
Connect Inlet to NW40 Inlet Fittings
24
Connect the Pump Outlet to Your System
25
Gas-Ballast Inlet Connection
25
Leak-Test the System
25
Operation
27
Gas-Ballast Control
27
Start-Up Procedure
27
To Achieve Ultimate Vacuum
28
To Pump Condensable Vapours
28
To Decontaminate the Oil
28
Unattended Operation
29
Shut-Down
29
Maintenance
31
Safety
31
Maintenance Plan
32
Check the Oil-Level
33
Replace the Oil
33
Replace the Fine Oil-Filter
34
Fine Oil-Filter and Gas-Ballast Bearing-Plate Locations
34
Replace the Gas-Ballast Filter
35
Inspect and Clean the Inlet-Filter
36
Remove and Replace Inlet-Filter
36
Clean the Oil-Level Sight-Glass
37
Oil-Level Sight-Glass Assembly
37
Clean the Motor Fan-Cover
38
Clean and Overhaul the Pump
38
Test the Motor Condition
38
Fit New Blades
38
Basic Fault-Finding
39
The Pump Has Failed to Start
39
The Pump Fails to Achieve Its Specified Performance
39
The Pump Is Noisy
40
The Pump Is too Hot
40
The Vacuum Is Not Fully Maintained after the Pump Is Switched off
40
The Pumping Speed Is Poor
40
There Is an External Oil Leak
41
Storage and Disposal
43
Storage
43
Disposal
43
Spares and Accessories
45
Introduction
45
Service
45
Spares
46
Accessories
46
Inlet Dust-Filter
46
Inlet Catchpot
47
High-Capacity Inlet Dust-Filter
47
Inlet Chemical-Trap
47
Outlet Catchpot
47
Outlet Mist-Filter (Clean Applications)
48
Outlet Mist-Filter (Toxic Applications)
48
External Oil Filter
48
Oil-Level Monitor
49
Solenoid-Operated Gas-Ballast Control Valve
49
Vibration Isolators
50
Accessories
50
Appendix A E2M40S and E2M80S (Superpumps)
51
A1 Introduction
51
A1.1 Scope of this Appendix
51
A1.2 Description
51
A1.2.1 Construction
51
A1.2.2 Purpose of Dry Nitrogen Gas-Ballast
51
A2 Technical Data
53
A2.1 Performance
53
A2.2 Lubrication Data
53
A2.3 Electrical Data: Three-Phase Motors
54
A3 Installation
55
A3.1 Pump External Fittings, Connections and Controls
55
A1 External Oil-Filtration Unit Tapping Points
55
A2 External Fittings, Connections and Controls
56
A3.2 Fill the Pump with Oil
57
A4 Operation
59
A4.1 Start-Up
60
A3 Typical Dry Nitrogen Gas Circuit
60
A4.2 Shut-Down
61
A5 Spares
63
4
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Edwards E2M80 Specifications
General
Brand
Edwards
Model
E2M80
Category
Water Pump
Language
English
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