Supply Voltage; Connection To The Power Supply (Models 40-Xx, 50-Xx, 65-Xx, 80-Xx, 100-Xx) - Grundfos MAGNA3 Series Installation And Operating Instructions Manual

5.1 Supply voltage

1 x 115 V ± 10 %, 50/60 Hz, PE.
1 x 208-230 V ± 10 %, 50/60 Hz, PE.
See pump nameplate for rated supply voltage
The voltage tolerances are intended for mains voltage variations.
They should not be used for running pumps at other voltages than
those stated on the nameplate.
5.2 Connection to the power supply (models 40-XX,
50-XX, 65-XX, 80-XX, 100-XX)
Step Action
Remove the front
1 cover from the
control box.
Locate the power
supply plug and
2 conduit adapter in
the box supplied
with the pump.
Connect the
3 conduit adapter to
the control box.
Pull the power
supply cable
4
through the
conduit adapter.
Strip the cable
5 conductors as
illustrated.
Illustration
Step Action
Connect the cable
conductors to the
power supply plug.
6
L - L or L1
Ground - Ground
N - N or L2
Insert the power
supply plug into
7 the male plug in
the pump control
box.
Tighten the
conduit adapter.
8
Refit the front
cover.
Illustration
11