English (GB)
19
Fig. 8 Wiring diagram, 10-core cable, star-connected (Y)
Fig. 9 Wiring diagram, 10-core cable, delta-connected (D)
To find out whether the pump is fitted with a thermal switch or a
PTC thermistor, measure the motor winding resistance.
See table below.
TM04 6886 0710
Yellow/green
Standard version
Thermal switches*
Sensor version
Thermal switch, Pt1000 resistor,
moisture switch and water-in-oil sensor
Sensor version
Thermal switch, PTC thermistor*,
moisture switch and water-in-oil sensor
* Pumps from 4 kW and up sold in Australia/New Zealand are fitted with a PTC thermistor.
TM04 6887 0710
Yellow/green
Standard version
Thermal switches*
Sensor version
Thermal switch, Pt1000 resistor,
moisture switch and water-in-oil sensor
Sensor version
Thermal switch, PTC thermistor*,
moisture switch and water-in-oil sensor
* Pumps from 4 kW and up sold in Australia/New Zealand are fitted with a PTC thermistor.
Without cable
With 10 m
cable
With 15 m
cable
Thermal switch < 50 mΩ < 320 mΩ < 390 mΩ
PTC thermistor > 100 mΩ > 370 mΩ > 440 mΩ
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