Secochem-Ex
2
Contents
Page
1
General
4
2
Safety
4
2.1
Marking of instructions in the manual
4
2.2
Personnel qualification and training
4
2.3
Non-compliance with safety instructions
4
2.4
Safety awareness
4
2.5
Safety instructions for the operator / user
5
2.6
Safety instructions for maintenance,
inspection and installation work
5
2.7
Unauthorized modification and
manufacture of spare parts
5
2.8
Installation of partly completed machinery
5
2.9
Unauthorized modes of operation/intended use
5
2.10
Explosion protection
5
2.10.1
Marking
6
2.10.2
Unit fill
6
2.10.3
Drive
6
2.10.4
Checking the direction of rotation
6
2.10.5
Pump operating mode
6
2.10.6
Temperature limits
7
2.10.7
Technical design
7
2.10.8
Maintenance
7
3
Transport and interim storage
7
3.1
Transport
7
3.2
Interim storage / Preservation
7
4
Description of the product and
accessories
7
4.1
Technical specification
7
4.2
Designation
8
4.3
Design details
8
4.3.1
Functional description
9
4.3.2
Pump casing
9
4.3.3
Impeller type
9
4.3.4
Drive
9
4.3.5
Bearings
9
4.3.6
Noise characteristics
9
4.4
Permissible forces and moments at the pump
nozzles
10
4.5
Accessories
11
4.6
Dimensions and weights
11
5
Installation at Site
11
5.1
Safety regulations
11
5.2
Checks to be carried out prior to
installation
11
5.3
Installing the pump / unit
11
5.3.1
General
11
5.3.2
Installing pumps with motor sizes DE 90 /
DE 112 / DE 132
11
5.3.3
Installing pumps with motor sizes DE 160 and
DE 200
11
5.3.4
Place of installation
11
5.3.5
Connecting the piping
12
5.3.6
Auxiliary connections
12
5.4
Final check
12
Page
5.5
Electrical connection
12
5.5.1
Terminal box
12
5.5.2
Connecting the power cable
13
5.5.3
Connecting the control cables
13
5.5.4
Monitoring equipment
13
5.5.5
Potential equalisation
13
5.6
Pump operation with frequency inverter
13
6
Commissioning, start-up / shutdown
14
6.1
Commissioning
14
6.1.1
Priming the pump
14
6.1.2
Checking the direction of rotation
15
6.1.3
Cleaning the plant piping
15
6.1.4
Start-up strainer
15
6.1.5
Start-up
15
6.1.6
Shutdown
15
6.2
Operating limits
15
6.2.1
Temperature of the medium handled,
ambient temperature
15
6.2.2
Switching frequency
15
6.2.3
Density of medium handled
15
6.2.4
Abrasive media
15
6.2.5
Minimum/maximum flow
16
6.3
Shutdown / storage / preservation
16
6.3.1
Storage of new pumps
16
6.3.2
Measures to be taken for prolonged
shutdown
16
6.4
Returning to service after storage
16
7
Servicing / Maintenance
16
7.1
General instructions
16
7.2
Servicing / Inspection
16
7.2.1
Supervision of operation
16
7.2.2
Bearings
17
7.3
Drainage / Disposal
17
7.4
Dismantling
17
7.4.1
Fundamental instructions and
recommendations
17
7.4.2
Dismantling (general)
17
7.5
Reassembly
19
7.5.1
General instructions
19
7.5.2
Reassembly (General)
19
7.5.3
Tightening torques
20
7.5.4
Diametral clearances
21
7.6
Spare parts stock
21
7.6.1
Recommended spare parts stock for two years’
operation as per DIN 24296
21
8
Trouble-shooting
22
9
Lists of components and general
assembly drawings
24
9.1
Motors DE 90
24
9.2
Motors DE 112
26
9.3
Motors DE 160
28
9.4
Motors DE 200
30
9.5
Back pull-out unit with motors DE 90
32
9.6
Back pull-out unit with motors DE 112
34
9.7
Motor unit supplied as spare part
36
10
EC Declaration of Conformity
37
11
Certificate of Decontamination
38
