Xylem LOWARA 1SV Manuals

Manuals and User Guides for Xylem LOWARA 1SV. We have 1 Xylem LOWARA 1SV manual available for free PDF download: Installation, Operation And Maintenance Manual

Xylem LOWARA 1SV Installation, Operation And Maintenance Manual

Xylem LOWARA 1SV Installation, Operation And Maintenance Manual (48 pages)

Multistage Vertical Pump Unit

Brand: Xylem | Category: Water Pump | Size: 1.95 MB

Table of Contents

Table of Contents
2
Introduction and Safety
5
Introduction
5
Safety
5
Danger Levels and Safety Symbols
5
User Safety
6
Protection of the Environment
6
Sites Exposed to Ionizing Radiations
6
Handling and Storage
7
Handling of the Packed Unit
7
Unit Inspection Upon Delivery
7
Unit Handling
8
Storage
9
Technical Description
11
Designation
11
Data Plate
11
Names of the Main Components
14
Intended Use
14
Improper Use
15
Use in Water Distribution Networks for Human Consumption
15
Special Applications
16
Installation
17
Precautions
17
Mechanical Installation
17
Installation Area
17
Permitted Positions
18
Installation on Concrete Foundation
18
Fastening of the Unit
18
Reducing Vibrations
19
Hydraulic Connection
19
Guidelines for the Hydraulic System
19
Flange Forces and Torques
21
Electrical Connection
22
Ground
22
Guidelines for Electrical Connection
22
Guidelines for the Control Electric Panel
23
Motor Guidelines
23
Operation with Frequency Converter
25
Use and Operation
26
Precautions
26
Filling - Priming
27
Positive Suction Head Installation
27
Suction Lift Installation
27
Checking the Direction of Rotation (Three-Phase Motors)
28
Wrong Rotation Direction
28
Start-Up
29
Stopping
30
Maintenance
31
Precautions
31
Maintenance Every 4000 Hours of Operation, or Every Year
31
Long Periods of Inactivity
31
Tightening Torques of the Threaded Connections
32
Ordering Spare Parts
32
Troubleshooting
33
Precautions
33
The Unit Does Not Start
33
The Differential Protection Device (RCD) Is Activated
33
The Thermal Overload Protection Triggers or the Fuses Trip
34
The Thermal Overload Protection Triggers
34
The Unit Runs but There Is Little or no Flow Rate
34
When Switched Off, the Unit Turns in the Opposite Direction
35
The Unit Produces Excessive Noise And/Or Vibrations
35
The Unit Starts up too Frequently (Automatic Start/Stop)
35
The Unit Never Stops (Automatic Start/Stop)
35
The Unit Is Leaking
37
The Motor Becomes Excessively Hot
37
The Frequency Converter Is in Error Mode or Turned off
37
Technical Information
38
Operating Environment
38
Permitted Liquid Temperatures for the Mechanical Seal
38
Maximum Operating Pressure
39
Maximum Number of Starts Per Hour
39
Protection Class
40
Electrical Specifications
40
Permitted Tolerances for the Supply Voltage
40
Noise Level
40
Materials in Contact with the Liquid
41
Mechanical Seal
41
Disposal
42
Precautions
42
Declarations
43
Pump Unit EC Declaration of Conformity (Original)
43
EU Conformity Declaration (N. EMCD08)
43
Pump EC Declaration of Conformity (Original)
44
Warranty
45
Information
45

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