Grundfos Magna User Manual

7
3. Connection
The electrical connection and protection must be carried out in
accordance with local regulations.
The relay module is powered wirelessly from the pump.
To ensure correct function, follow the instructions in section
4.2 Mounting the module.
Connect the module as shown in fig. 1.
Fig. 1 Connection terminals
A connection example is shown on page 8.
Caution
• All cables must be heat-resistant up to +185 °F (+85°C).
• All cables must be installed in accordance with National
Electric Code.
Wires connected to
• the outputs NC, NO, C and
• the start/stop input
must be electrically isolated from each other.
TM03 0877 0705
External start/ Signal relay

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)