Technical specifications, Protection electrical control – Rockwell Automation 25B PowerFlex 520-Series Adjustable Frequency AC Drive User Manual User Manual

Page 157

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Rockwell Automation Publication 520-UM001G-EN-E - September 2014

157

Supplemental Drive Information

Appendix A

Technical Specifications

Protection

Electrical

Control

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:
525...600V AC Input

P038 = 3 “600V”:
P038 = 2 “480V”:

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)

487V DC bus (equivalent to 344V 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

Specifications

PowerFlex 523

PowerFlex 525

Method

Sinusoidal PWM, Volts/Hertz, Sensorless Vector Control, Economizer SVC motor control
and Closed Loop Velocity Vector Control (Closed Loop Velocity Vector Control is not
applicable to PowerFlex 523 drives)

Carrier Frequency

2...16 kHz, Drive rating based on 4 kHz

Frequency Accuracy

Digital Input:
Analog Input:

Within ±0.05% of set output frequency
Within 0.5% of maximum output frequency, 10-Bit resolution

Analog Output:

±2% of full scale, 10-Bit resolution

Performance

V/Hz (Volts per Hertz):
SVC (Sensorless Vector):
SVC Economizer:
VVC (Velocity Vector Control):

±1% of base speed across a 60:1 speed range
±0.5% of base speed across a 100:1 speed range
±0.5% of base speed across a 100:1 speed range
±0.5% of base speed across a 60:1 speed range – Not applicable to PowerFlex 523

drives

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