ATB CD Series - Connection Diagrams

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Connection diagrams
The circuit diagram on the motor is to be followed.
Single-speed – one pole
Y circuit
∆ circuit
Pole changing
Low rpm High rpm
Dahlander connection
Low rpm High rpm
Dahlander connection
Low rpm High rpm
1TP1-
1TP2
Pre-alarm PTC
2TP1-
2TP2
Tripping PTC
U>2.5V not allowed Use tripping device with PTB
number or
marking II (2)G
1R1-R2 PT 100 resistance temperature sensor
HE1-HE2 Space heater