Grundfos SL1.100.100.40.4, Installation And Operating Instructions Manual

Page: 9 / 56

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.