Grundfos PM 1 Manual


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Side 1/14
PM 1
Installation and operating instructions
GRUNDFOS INSTRUCTIONS
English (GB)
2
English (GB) Installation and operating instructions
Original installation and operating instructions.
CONTENTS
Page
1. Symbols used in this document
2. Applications
The Grundfos PM 1 is designed for automatic start/
stop control of Grundfos pumps and other pumps for
water supply.
Typical applications are water supply systems and
rainwater systems in
single-family houses
blocks of flats
summer houses and holiday cottages
horticulture and gardening
• agriculture.
2.1 Liquids
Clean, thin, non-aggressive and non-explosive
liquids without solid particles or fibres that may
attack the unit mechanically or chemically.
Examples:
drinking water
• rainwater.
2.2 Liquid temperature
0 °C - see nameplate.
2.3 Operating pressure
Max. 10 bar.
3. Installation
Install the unit on the discharge side of the pump.
See fig. 2.
If pumping from a well, borehole or similar, always fit
a non-return valve on the suction pipe of the pump.
It is recommended to connect the unit to the piping
system using unions.
The outlet connection of the unit can be rotated
360 °. See fig. 1.
The inlet connection is an integrated part of the unit
housing.
The unit has a built-in non-return valve.
Fig. 1 Rotary outlet connection
1. Symbols used in this document 2
2. Applications 2
2.1 Liquids 2
2.2 Liquid temperature 2
2.3 Operating pressure 2
3. Installation 2
3.1 Location 3
4. Electrical connection 4
4.1 Connecting units with cable and plug fitted 4
4.2 Connecting units with no cable and plug
fitted 4
4.3 Alternative power supply 4
5. Control panel 4
6. Start-up 5
7. Operation 5
7.1 Normal operation 5
7.2 Power supply failure 5
8. Functions 6
8.1 Anti-cycling 6
8.2 Dry-running protection 6
9. Frost protection 6
10. List of alarms 7
11. Technical data 7
12. Fault finding chart 8
13. Further product information 9
14. Disposal 9
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
If these safety instructions are not
observed, it may result in personal injury!
Caution
Caution
Caution
CautionCaution
If these safety instructions are not
observed, it may result in malfunction or
damage to the equipment!
Note
Note
Note
NoteNote
Notes or instructions that make the job
easier and ensure safe operation.
TM03 9706 1708


Produkt Specifikationer

Mærke: Grundfos
Kategori: Ikke kategoriseret
Model: PM 1

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