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ALLWEILER NI Series
Circor ALLWEILER NI Series User Manual
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Centrifugal
Pump
with
Vo
l
u
t
e
C
a
s
i
n
g
Original
Operating
Manual
NI
series
V
ersion
BA-2021.06
en-US
146-900/E
ID-No.
550
1
13
ALL
WEILE
R
GmbH
Postfach
1
140
Allweilerstr.
1
78301
Radolfzell
Germany
Phone:
+49
(0)7732-8
6-0
Fax:
+49
(0)
7732-86-436
E-mail:
service@allweiler
.de
Internet:
http://www
.allweile
r
.com
We
reserve
the
right
to
m
ake
technical
changes.
Read
carefully
before
use.
Retain
for
future
use.
2
Table of Contents
Table of Contents
2
About this Document
5
Target Groups
5
Other Applicable Documents
5
Target Groups and Their Duties
5
Other Applicable Documents and Their Purpose
5
Warnings and Symbols
6
Technical Terms
6
Warnings and Consequences of Disregarding Them
6
Symbols and Their Meaning
6
Technical Terms and Their Meaning
6
Safety
7
Intended Use
7
General Safety Instructions
7
Product Safety
7
Obligations of the Operating Company
7
Obligations of Personnel
8
Specific Hazards
9
Explosion Hazard Area
9
Electric Shock
9
Hazardous and Spraying (Pumped) Liquids
9
Moving Parts
9
Hot Surfaces
9
Layout and Function
10
Labels
10
Type Plate
10
Digital Nameplate
10
(Example)
10
Transmitter (Example)
10
Pump Type Code
11
Layout
12
Shaft Seals
12
Mechanical Seals
12
Auxiliary Systems
13
Sealing Systems
13
Quenching Receptacle (Sketch)
13
Transport, Storage and Disposal
14
Transport
14
Unpacking and Inspection on Delivery
14
Lifting
14
Preservation
14
Storage
14
Treatment for Storage
14
Removing the Preservative
15
Disposal
15
Setup and Connection
16
Preparing the Setup
16
Checking the Ambient Conditions
16
Preparing the Installation Site
16
Removing the Preservative
16
Installing the Heat Insulation (Optional)
16
Checking the Guard Sheet Alignment
16
Planning the Pipes
16
Specifying Supports and Flange Connections
16
Specifying Nominal Diameters
16
Specifying Pipe Lengths
17
Optimizing Cross-Section and Direction Changes
17
Discharging Leaks
17
Providing Safety and Control Devices (Recommended)
17
Installing in the Pipe
17
Keeping the Piping Clean
17
Installing the Pump Unit Without Feet/Base
17
Setting up Pump Unit with Feet/Base
17
Installing Auxiliary Pipes (if Available)
18
Installing the Motor
18
Electrical Connection
19
Connecting the Motor
19
Checking the Direction of Rotation
19
Installing Guard Sheet
19
Operation
20
Preparations for the Initial Start-Up
20
Identifying the Pump Type
20
Removing the Preservative
20
Preparing Auxiliary Systems (if Available)
20
Filling and Bleeding
20
Checking the Direction of Rotation
20
Start-Up
21
Switching on
21
Switching off
21
Shutting down
21
Measures to be Taken if the Pump Is Shut down
21
Measures Depending on the Behavior of the Pumped Medium
21
Start-Up Following a Shutdown Period
22
Operating the Stand-By Pump
22
Measures to be Taken after Prolonged Shutdown Periods
22
Maintenance
23
Inspections
23
Mechanical Seals
23
Cleaning the Pump
23
Dismounting
23
Returning the Pump to the Manufacturer
24
Preparations for Dismounting
24
Removal of the Flanged Motor
24
Measures for Return
24
Installing
25
Installation of the Pump
25
Installation of the Flanged Motor
25
Ordering Spare Parts
26
Troubleshooting
27
Fault Number Assignment
27
Troubleshooting List
29
Appendix
30
Sectional Drawings
30
Auxiliary Connections
30
Part Numbers and Designations
30
Tab
30
Seal
30
Abbreviations of the Connection Designations
30
Sectional Drawings
31
With Diameter 16 at the Shaft Seal
31
Designations of Components According to Part Numbers
31
With Diameter 30 at the Shaft Seal
33
40-250, 50-250 and 65/-200
34
Seal, Non-Cooled, Unbalanced Mechanical Seal
35
With Diameter 40 at the Shaft Seal
37
65-315, 80-315 and 100/-315
38
Technical Specifications
39
Assignment of the Pump Size to the Stub
39
Shaft Diameter
39
Ambient Conditions
39
Sound Pressure Level
39
Tab
40
Tightening Torques
40
Cleaning Agents
40
Maximum Flange Loads
41
Spare Parts for Two Years of Continuous Operation
42
Declaration of Harmlessness
43
Declaration of Conformity According to EC Machine Directive
44
5
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Circor ALLWEILER NI Series Specifications
General
Brand
Circor
Model
ALLWEILER NI Series
Category
Water Pump
Language
English
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