Grundfos SE1 50 Series - Page 33

English (GB)
33
12.5.2 Wiring diagrams
7-core cable
Fig. 24 Wiring diagram, 7-core cable, DOL
Fig. 25 7-pole connections for pin housing (frame size B)
TM04 6884 1317
* Pumps from 4 kW and up sold in Australia and New Zealand are fitted with a PTC thermistor.
Yellow and green
Standard version
Thermal switches and moisture
switches*
Sensor version
Thermal switches, Pt1000 resistor, moisture
switch and water-in-oil sensor
Sensor version
Thermal switches, PTC, moisture switch and
water-in-oil sensor*
(Not used)
TM06 9232 2017
1
2
3
4
5
6.
Blue
Red
Yellow
1
2
3
4
6
3
2
1
4
6
Blue
Red
Yellow
White (thermistor/PTC)
Yellow /red
Red/blue
Blue/yellow
White (thermistor/PTC)
Y-connection
D-connection
Frame size B