7.1 Drive Duty Modes
264 YASKAWA TOEPYAIGA5001A GA500 DRIVE MAINTENANCE & TROUBLESHOOTING
7.1 Drive Duty Modes
The drive has two duty modes from which to select for the application: Heavy Duty (HD) and Normal Duty (ND).
Refer to Table 7.1 for information about the differences between HD and ND ratings.
Table 7.1 Drive Duty Modes
Duty Rating C6-01 Setting Application Default Carrier Frequency
Overload Tolerance (oL2 [Drive
Overload])
Heavy Duty Rating
(HD)
0
• Extruder
• Conveyor
• Cranes
• Constant torque or high overload capacity
Determined by o2-04, A1-02
150% of the rated output current for
60 seconds The permitted frequency
of overload is one time each 10
minutes.
Normal Duty Rating
(ND)
1
• Fan
• Pump
• Blower
• Variable speed control
Determined by o2-04, A1-02
110% of the rated output current for
60 seconds The permitted frequency
of overload is one time each 10
minutes.
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