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 1 for information about the differences between HD and ND ratings. Table 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 and hoists 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.
The drive has two duty modes from which to select for the application: Heavy Duty (HD) and Normal Duty (ND). Refer to Table 1 for information about the differences between HD and ND ratings. Table 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 and hoists 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.