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Allen-Bradley PowerFlex 70 User Manual

Allen-Bradley PowerFlex 70
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6 Rockwell Automation Publication 20A-UM001N-EN-P - July 2013
Table of Contents
Appendix C
Application Notes
External Brake Resistor . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 106
Skip Frequency. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 107
Stop Modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 109
Motor Overload. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 113
Motor Overload Memory Retention Per 2005 NEC. . . . . . . . . . . . . . . . 115
Start At Powerup. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 115
Overspeed . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 115
Speed Reference Control. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 116
Auto/Manual Examples. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 118
Process PI for Standard Control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 119
Voltage Tolerance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 121
Index
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 123

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Allen-Bradley PowerFlex 70 Specifications

General IconGeneral
Input Voltage200-240V AC, 380-480V AC, 500-600V AC
Frequency Range0 - 400 Hz
Humidity5% to 95% non-condensing
Output Voltage0 to Input Voltage
Control MethodsSensorless Vector Control
CommunicationsEthernet/IP, DeviceNet, ControlNet
Protection FeaturesOvercurrent, Overvoltage, Undervoltage, Overtemperature, Ground Fault
Operating Temperature0°C to 50°C (32°F to 122°F)
Storage Temperature-40°C to 70°C (-40°F to 158°F)
Enclosure RatingIP20, NEMA Type 1

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