En
gl
is
h (
G
B)
9
3.3.2 Wiring diagrams
Fig. 1
Overview of single-phase connection for Grundfos 3-wire control
boxes
Fig. 2
Connection of 0.37 - 0.75 kW SA-CSIR models
TM
06
53
30
46
15
TM
06
53
31
46
15
BRW BLK GRY
Control
box
Fused
switch
Brown
Yellow and
green
Black
Grey
Use dotted line
for 115 V
operation
Well seal
Pressure
switch
BRW
BLK
GRY
Capacitor
Green
Main
Common
AUX
Line
Black
Brown
Brown
Grey
Grey
Black
Green
Relay
Neutral
Line