Rockwell Automation Allen-Bradley PowerFlex 4M, Руководство по обслуживанию оборудования

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Rockwell Automation Publication 20P-TG003B-EN-P - September 2021 115
Access Procedures Chapter 3
Install the Bimetal Thermostats
Install the bimetal thermostats in reverse order of removal.
• Apply thermal grease to the bottom of the bimetal thermostats before
securing them to the heatsink.
• Use the following table to determine the proper tightening torque for the
screws that secure the SCR modules to the heatsink:
• Use the following table to determine the proper tightening torque for the
bolts that secure the bus bars to the SCR modules:
Cooling Fans Removal and
Installation Remove the Cooling Fans
1. Read the General Safety Precautions on page 10 .
2. Remove power from the drive. See Remove Power from the Drive on
page 42 .
3. Remove the covers from the drive. See Remove the Protective Covers from
the Drive on page 43 .
4. Move the control EMI shield. See Move the Control EMI Shield on
page 58 .
ATTENTION: Thermal grease must be applied to the bottom of the bimetal
thermostats before securing them to the heatsink or damage to the drive may
occur.
230V AC Input
Drive Current
Rating Code
DC Amps AC Line Amps HP Final Torque
521 521 426 150 6 N
•
m (53 lb
•
in)
460V AC Input
Drive Current
Rating Code
DC Amps AC Line Amps HP Final Torque
495 495 404.4 300 4.5…5.5 N
•
m (40…48.7 lb
•
in)
667 667 544.9 400 6 N
•
m (53 lb
•
in)
230V AC Input
Drive Current
Rating Code
DC Amps AC Line Amps HP Final Torque
521 521 426 150 11…13 N
•
m (97.4…115 lb
•
in)
460V AC Input
Drive Current
Rating Code
DC Amps AC Line Amps HP Final Torque
495 495 404.4 300
11…13 N
•
m (97.4…115 lb
•
in)
667 667 544.9 400