Rockwell Automation Publication 520-UM001K-EN-E - August 2021 167
Appendix A Supplemental Drive Information
Technical Specifications Protection
Electrical
Specifications PowerFlex 523 PowerFlex 525
Bus Overvoltage Trip
100...120V AC Input:
200...240V AC Input:
380...480V AC Input:
525...600V AC Input:
405V DC bus (equivalent to 150V AC incoming line)
405V DC bus (equivalent to 290V AC incoming line)
810V DC bus (equivalent to 575V AC incoming line)
1005V DC bus (equivalent to 711V AC incoming line)
Bus Undervoltage Trip
100...120V AC Input:
200...240V AC Input:
380...480V AC Input:
190V DC bus (equivalent to 75V AC incoming line)
190V DC bus (equivalent to 150V AC incoming line)
390V DC bus (equivalent to 275V AC incoming line)
Power Ride-Thru: 100 ms
Logic Control Ride-Thru: 0.5 s minimum, 2 s typical
Electronic Motor Overload
Protection:
Provides class 10 motor overload protection according to NEC article 430 and
motor over-temperature protection according to NEC article 430.126 (A) (2).
UL 508C File 29572.
Overcurrent: 200% hardware limit, 300% instantaneous fault
Ground Fault Trip: Phase-to-ground on drive output
Short Circuit Trip: Phase-to-phase on drive output
Specifications PowerFlex 523 PowerFlex 525
Voltage Tolerance: -15% / +10%
Frequency Tolerance: 47...63 Hz
Input Phases:
Three-phase input provides full rating. Single-phase input provides 35% rating on
three-phase drives.
Displacement Power Factor: 0.98 across entire speed range
Maximum Short Circuit Rating: 100,000 Amps Symmetrical
Actual Short Circuit Rating: Determined by AIC Rating of installed fuse/circuit breaker
Transistor Type: Isolated Gate Bipolar Transistor (IGBT)
Internal DC Bus Choke
200...240V AC Input:
380...480V AC Input:
525...600V AC Input:
Only for Frame E drive ratings
11 kW (15 HP)
15...18.5 kW (20...25 HP) – Heavy Duty
15...18.5 kW (20...25 HP) – Heavy Duty
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