Allen-Bradley SMC-50 User Manual

Rockwell Automation Publication 1560F-UM001A-EN-P - June 2019 241
Appendix B
Controller Duty Cycle Ratings
1560F/1562F Medium
Voltage SMC Motor
Controller Starting Duty
The following tables outline the starting duty cycles for the Bulletin 1560F and
Bulletin 1562F controllers.
Table 69 - Controller Starting Duty Ratings
Rated Voltage (V) Rated Current (A)
180 360 600
1500…2400 Duty Cycle 1 Duty Cycle 1 Duty Cycle 1
3300…4160 Duty Cycle 1 Duty Cycle 1 Duty Cycle 1
6900 Duty Cycle 1 Duty Cycle 2 Duty Cycle 1 (@ 500A rated current)
Duty Cycle 3 (@ 600A rated current)
Table 70 - Duty Cycles 1…3
Duty Cycle 1
Multiple of Rated Current 3 4 5
ON time (in seconds) 50 30 15
OFF time (in seconds) 300 300 300
Number of Consecutive ON/OFF operations 2 2 2
Rest Time (in hours) 1 1 1
Repeat above steps for number of sequences 1 1 1
Duty Cycle 2
Multiple of Rated Current 3 4 5
ON time (in seconds) 40 24 12
OFF time (in seconds) 300 300 300
Number of Consecutive ON/OFF operations 2 2 2
Rest Time (in hours) 1 1 1
Repeat above steps for number of sequences 1 1 1
Duty Cycle 3
Multiple of Rated Current 3 4 5
ON time (in seconds) 35 20 10
OFF time (in seconds) 300 300 300
Number of Consecutive ON/OFF operations 2 2 2
Rest Time (in hours) 1 1 1
Repeat above steps for number of sequences 1 1 1

Allen-Bradley SMC-50 Specifications

General

Brand	Allen-Bradley
Model	SMC-50
Category	Controller
Language	English