Grundfos Magna User Manual

5
Original installation and operating instructions.
CONTENTS
Page
1. Symbols used in this document
6
6
3. Connection
7
4. Mounting
8
4.1 Connecting the cables
8
4.2 Mounting the module
9
5. External start/stop
10
6. Signal relay
11
6.1 Fault indication
11
6.2 Ready indication
12
6.3 Operating indication
12
6.4 Functional diagram
12
7. Priority of settings
13
8. Fault finding chart
14
8.1 Checking the module
15
9. Technical data
15
Warning
Prior to installation, read these installation and operating
instructions. Installation and operation must comply with
national, state, and local regulations and accepted codes
of good practice.

Grundfos Magna Specifications

General

Frequency	50/60 Hz
Temperature Range	-10 °C to +110 °C
Type	Circulator Pump
Maximum Operating Pressure	10 bar
Insulation Class	F
Series	Magna
Material	Cast iron
Voltage	1 x 230 V / 3 x 400 V (depending on model)