Grundfos UPM3 User Manual

English (GB) Installation and operating instructions
Original installation and operating instructions
Table of contents
1. General information ........................4
1.1 Hazard statements..........................4
1.2 Notes ..................................4
2. Product introduction........................5
2.1 Product description .........................5
2.2 Pumped liquids ............................5
2.3 Identification..............................5
3. Receiving the product .......................6
3.1 Transporting the product ......................6
3.2 Inspecting the product........................6
4. Mechanical installation ......................7
4.1 Control box positions ........................8
4.2 Preventing the pump from blocking ................8
4.3 Insulation ...............................8
5. Electrical connection .......................9
5.1 Wiring diagram ............................9
5.2 Supply voltage ............................9
5.3 Earth leakage circuit breaker (ELCB)...............9
5.4 Control box connections ......................9
6. Startup................................11
6.1 Before startup............................11
6.2 Starting up the product ......................11
7. Operating panel and settings .................12
7.1 UPM3.................................12
7.2 UPM3 HYBRID variants......................12
7.3 Control modes ...........................12
7.4 Overview of operating panel control modes..........12
7.5 Control mode explanation ....................13
7.6 Proportional pressure .......................13
7.7 Constant pressure .........................14
7.8 Constant curve ...........................14
7.9 PWM A profile (heating)......................14
7.10 PWM C profile (solar) .......................14
7.11 Selection of control mode.....................15
8. External control mode and signals .............15
8.1 Control principles..........................15
8.2 Control signals ...........................16
9. Service ...............................18
9.1 Maintaining the product ......................18
9.2 Cleaning ...............................18
10. Storing the product .......................18
11. Fault finding ............................19
11.1 Noise in the pump .........................19
11.2 Noise in the system ........................19
11.3 Pump is not running, no power supply .............19
11.4 Pump is not running, normal power supply ..........19
11.5 Insufficient flow ...........................19
11.6 Pump runs at maximum speed and cannot be controlled..19
11.7 Fault indication on the operating panel.............19
12. Technical data ...........................20
12.1 Operating conditions........................20
13. Disposing of the product ....................20
1. General information
This appliance can be used by children aged from 8 years
and above and persons with reduced physical, sensory or
mental capabilities or lack of experience and knowledge if
they have been given supervision or instruction concern-
ing use of the appliance in a safe way and understand the
hazards involved.
Children shall not play with the appliance. Cleaning and
user maintenance shall not be made by children without
supervision.
Read this document before you install the product. Instal-
lation and operation must comply with local regulations
and accepted codes of good practice.
1.1 Hazard statements
The symbols and hazard statements below may appear in Grundfos
installation and operating instructions, safety instructions and
service instructions.
DANGER
Indicates a hazardous situation which, if not avoided, will
result in death or serious personal injury.
WARNING
Indicates a hazardous situation which, if not avoided,
could result in death or serious personal injury.
CAUTION
Indicates a hazardous situation which, if not avoided,
could result in minor or moderate personal injury.
The hazard statements are structured in the following way:
SIGNAL WORD
Description of the hazard
Consequence of ignoring the warning
• Action to avoid the hazard.
1.2 Notes
The symbols and notes below may appear in Grundfos installation
and operating instructions, safety instructions and service
instructions.
Observe these instructions for explosion-proof products.
A blue or grey circle with a white graphical symbol indi-
cates that an action must be taken.
A red or grey circle with a diagonal bar, possibly with a
black graphical symbol, indicates that an action must not
be taken or must be stopped.
If these instructions are not observed, it may result in mal-
function or damage to the equipment.
Tips and advice that make the work easier.
4
English (GB)

Grundfos UPM3 Specifications

General

Type	Circulator Pump
Category	Water Pump
Max Flow Rate	3.5 m³/h
Voltage	230 V
Frequency	50/60 Hz
Protection Class	IP44
Maximum Operating Pressure	10 bar
Housing Material	Cast Iron
Control Mode	Constant Pressure, Constant Curve
Power Input	3 to 45 W
Motor Power	0.55 kW
Energy Efficiency Index	≤ 0.20
Impeller Material	Composite
Application	Heating systems