8
05.01
8.10 Star–delta mode
8-301
© Siemens AG 2008 All Rights Reserved
SIMODRIVE 611 Configuration Manual (PJU) – 05/2008 Edition
The main contactors must be dimensioned/selected, harmonized and coordi-
nated with the rated motor current and the overload factor.
The following table showing the assignment between 1PM4/6 motor/main con-
tactors and auxiliary contactors can be used to provide configuration support:
Table 8-5 Dimensioning and selecting the main contactors for 1PM motors
Three–phase motor
Power
[kW]
I
rated
[A]
Recommended
contactor type/K1/K2
duty Category AC 1
Recommended
auxiliary contactor type
K1h, K2h
1PM4101–2LF8... 3.7 13.0 3RT1023 3RH11
1PM4105–2LF8... 7.5 23.0 3RT1025 3RH11
1PM4133–2LF8... 11 41.0 3RT1026 3RH11
1PM4137–2LF8... 18.5 56.0 3RT1035 3RH11
1PM6101–2LF8... 3.7 13.0 3RT1023 3RH11
1PM6105–2LF8... 7.5 23.0 3RT1025 3RH11
1PM6133–2LF8... 11 41.0 3RT1026 3RH11
1PM6137–2LF8... 18.5 56.0 3RT1035 3RH11
1PM6138–2LF8... 22 58.0 3RT1035 3RH11
Dimensioning and
selecting the
contactors
8 Im
ortant Circuit Information
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