Grundfos SE - Wiring Diagrams

8.1 Wiring diagrams
8.1.1 Sensor wiring diagram
1
2
3
4
5
6
7 8
9
10
-t°
-t°
-t°
A
B
K
J
TM082723
Sensor connection, standard version
Pos. Description
A 3 x PTO
B Moisture switch (motor top)
K Leakage switch
J 3 x PTC
1
2
3
4
5
6
7 8 9 10 11 12 13 14 15 16 17 18
A B
C
E
G H I
K J
-t°
-t°
-t°
+
-
TM084630
Sensor connection, version V1
A 3 x PTO
B Moisture switch (motor top)
C Pt100 (lower bearing)
E Common earthing for sensors
G Pt100 (upper bearing)
H Pt100 (stator winding)
I Vibration sensor
K Leakage switch
J 3 x PTC
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