Allen-Bradley PowerFlex 755 User Manual

Rockwell Automation Publication MOTION-UM003K-EN-P - January 2019 309
Out of Box Configuration for PowerFlex Drives Appendix B
Jerks for programmed moves, such as MAM or MCLM instructions, in units
of % time are converted to engineering units as follows:
If Start Speed < Programmed Speed
If Start Speed > Programmed Speed
Time
Velocity
Programmed Speed
Programmed Accel Rate
2
Programmed Speed
Accel Jerk (Units/Sec
3
) =
Programmed Decel Rate
2
Max (Programmed Speed, [Start Speed - Programmed Speed])
Decel Jerk (Units/Sec
3
) =
*
200
- 1
% of Time
)(
*
200
- 1
% of Time
)(
Decel Jerk
Accel Jerk
Programmed Speed
Time
Velocity
Programmed Speed
DecelJerk1
DecelJerk2
DecelJerk1 is used while Current Speed > Programmed Speed
DecelJerk2 is used while Current Speed < Programmed Speed
Programmed Decel Rate
2
Max (Programmed Speed, [Start Speed - Programmed Speed])
DecelJerk1 =
Programmed Decel Rate
2
DecelJerk2 =
*
200
- 1
% of Time
)(
*
200
- 1
% of Time
)(

Allen-Bradley PowerFlex 755 Specifications

General

Category	AC Drive
Amperage	2.2…1470 A
Output Voltage	0 to Input Voltage
Output Current	2.2…1470 A
Enclosure	IP20, IP30, IP54
Communications	EtherNet/IP, ControlNet, DeviceNet
I/O	Digital, Analog, Encoder, Relay
Safety	Safe Speed Monitor
Protection Features	Overcurrent, Overvoltage, Undervoltage, Overload, Short Circuit, Ground Fault, Overtemperature
Operating Temperature	-10°C to 50°C (14°F to 122°F)
Storage Temperature	-40°C to 70°C (-40°F to 158°F)
Humidity	5…95% noncondensing
Altitude	Up to 1000m (3300ft) without derating
Voltage	200-240V AC, 380-480V AC, 500-600V AC, 690V AC
Input Voltage	200-240V AC, 380-480V AC, 500-600V AC, 690V AC
Control Method	Sensorless Vector