Chapter 4: AC Drive Parameters
4–24
Volts/Hertz Parameters
Volts/Hertz Settings Default Setting: 0.0
Settings:
00 General Purpose (constant torque)
01 High Starting Torque
02 Fans and Pumps (variable torque)
03 Custom
Volts
60/400 Hz
10/20
1.5
P0.00
Volts
50.0 Hz
10/20
1.3
P0.00
25
50/100
30
50/100
60/400Hz Base Frequency 50Hz Base Frequency
02: Fans and Pumps
A custom curve can be applied for
nonstandard motors.
Example:
These settings keep the V/Hz ratio at 380/300
for a motor rated 380V, 18000 rpm, 300 Hz:
P0.00 = 460V or 400V
P0.02 = 400 Hz
P2.00 = 03
P2.04 = 300 Hz
P2.05 = 380V
P2.06 = 1.5 Hz
P2.07 = 20V
P6.15 = 300 Hz
50.0 Hz
1.3
2.2
Volts
60/400 Hz
18/36
1.5
P0.00
3
23/46
Volts
14/28
P0.00
23/46
60/400Hz Base Frequency 50Hz Base Frequency
Frequency
Voltage
P2.04
P0.02 P0.04
P0.03
P0.00
P2.05
P2.07
P2.06
x P0.02
Volts
60/400 Hz
10/20
1.5
P0.00
Volts
50.0 Hz
10/20
1.5
P0.00
60/400Hz Base Frequency 50Hz Base Frequency
00: General Purpose
P2.04 through P2.07 are only used when the Volts/Hertz parameter (P2.00) is set to 03.
P2.00
DURAPULSE AC Drive User Manual
1st Ed. Rev. D 05/2013