Connecting The Signal Terminals - Grundfos CUE 150 Instrucciones De Instalación Y Funcionamiento

6.2.6 Terminal location
Take the following terminal positions into consideration when you
design the cable connection. See figs 14 to 16.
Fig. 14 Ground connection
Fig. 15 Mains and motor connection
Mains:
95 (PE)
Motor:
99 (PE)
Fig. 16 Position of mains and motor terminals, side view

6.3 Connecting the signal terminals

Caution
Note
Connect the signal cables according to the guidelines for good
practice to ensure EMC-correct installation. See section
6.6 EMC-correct installation.
• Use screened signal cables with a conductor gauge size of
min. 22 AWG and max. 16 AWG.
• Use a 3-conductor screened bus cable in new systems.
Mains:
91 (L1)
92 (L2)
93 (L3)
Motor:
96 (U)
97 (V)
98 (W)
Mains Motor
As a precaution, signal cables must be separated
from other groups by reinforced insulation in
their entire lengths.
If no external on/off switch is connected, short-
circuit terminals 18 and 20 using a short wire.
11