Grundfos SLV Series User Manual

English (GB)
9
English (GB) Installation and operating instructions
Original installation and operating instructions.
CONTENTS
Page
1. Symbols used in this document
2. General description
This booklet includes instructions for installation, operation and
maintenance of Grundfos SL1 and SLV submersible sewage and
wastewater pumps with motors of 1.1 to 11 kW. Grundfos SL1
and SLV sewage and wastewater pumps are designed for
pumping domestic, municipal and industrial sewage and
wastewater.
Two types of pumps are available:
• SL1 sewage pumps with S-tube impeller
• SLV sewage pumps with SuperVortex, free-flow impeller.
The pumps can be installed on an auto-coupling system or stand
freely on the bottom of a tank.
Grundfos SL1 and SLV pumps are designed with an S-tube and
SuperVortex impeller, respectively, to ensure reliable and
optimum operation.
The booklet also includes specific instructions for the explosion-
proof pumps.
1. Symbols used in this document
9
2. General description
9
2.1 Product drawing
10
2.2 Control and monitoring
10
2.3 Applications
10
2.4 Pump selection
10
2.5 Operating conditions
10
3. Delivery and handling
11
3.1 Transportation
11
3.2 Storage
11
4. Identification
11
4.1 Nameplate
11
4.2 Type key
12
5. Approvals
13
5.1 Approval standards
13
5.2 Explanation to Ex approval
13
6. Safety
14
6.1 Potentially explosive environments
14
7. Installation
15
7.1 Submerged installation on auto-coupling
15
7.2 Free-standing submerged installation on ring stand
16
8. Electrical connection
17
8.1 Wiring diagrams
18
8.2 Pump controllers
20
8.3 Thermal switch, Pt1000 and PTC thermistor
20
8.4 WIO sensor (water-in-oil sensor)
21
8.5 Moisture switch
21
8.6 IO 111
21
8.7 IO 113
22
8.8 Frequency converter operation
23
9. Start-up
23
9.1 General start-up procedure
23
9.2 Operating modes
24
9.3 Direction of rotation
24
10. Maintenance and service
25
10.1 Inspection
25
10.2 Dismantling the pump
25
10.3 Assembling the pump
27
10.4 Oil quantities
27
10.5 Service kits
28
10.6 Contaminated pumps
29
11. Fault finding
30
12. Technical data
31
13. Disposal
32
Warning
Prior to installation, read these installation and
operating instructions. Installation and operation
must comply with local regulations and accepted
codes of good practice.
Warning
The use of this product requires experience with
and knowledge of the product.
Persons with reduced physical, sensory or
mental capabilities must not use this product,
unless they are under supervision or have been
instructed in the use of the product by a person
responsible for their safety.
Children must not use or play with this product.
Warning
If these safety instructions are not observed,
it may result in personal injury.
Warning
If these instructions are not observed, it may lead
to electric shock with consequent risk of serious
personal injury or death.
Warning
These instructions must be observed for
explosion-proof pumps. It is advisable also to
follow these instructions for standard pumps.
Caution
If these safety instructions are not observed,
it may result in malfunction or damage to the
equipment.
Note
Notes or instructions that make the job easier
and ensure safe operation.

Grundfos SLV Series Specifications

General

Brand	Grundfos
Model	SLV Series
Category	Water Pump
Language	English