10.1 Drive Duty Modes
350 SIEPYEUOQ2A01A AC Drive Q2A Technical Manual
10.1 Drive Duty Modes
The drive has two duty modes from which to select for the application: Heavy Duty (HD) and Normal Duty (ND).
When E1-01 [Input AC Supply Voltage] ≥ 460 V, the specifications listed here change.
• The input power kVA
• The maximum applicable motor output
• The rated input current
• The rated output capacity
• The rated output current
Table 10.1 Drive Duty Modes
Duty Rating
C6-01
Setting
Application Default Carrier Frequency
Overload Tolerance (oL2 [Drive
Overload])
Heavy Duty Rating
(HD)
0
• Extruder
• Conveyor
• Constant torque or high overload capacity
2 kHz
150% rated output current for 60
seconds
Normal Duty Rating
(ND)
1
• Fan
• Pump
• Blower
• Variable speed control
2 kHz Swing-PWM
110% rated output current for 60
seconds