Epson RC180, Manual

Page: 160 / 264

Maintenance 6. Maintenance Parts Replacement Procedures
148 RC180 Rev.17
6.3 Motor Driver
6.3.1 Part Names
Main Circuit Connector
Input/ Output Signal Connector
Heat Sink
Signature Plate
50W, 100W, 200W, 400W
750W (With cable for dynamic brake resistor)
The wattage of the motor driver can be determined by the type code indicated on the
signature plate. The wattage of the installed motor driver corresponds with the wattage
of the driving motor.
Type Wattage
JUSP-SU021A*
50 W
JUSP-SU028A*
100 W
JUSP-SU065A* 200 W
JUSP-SU085A*
400 W
JUSP-SU169A* 750 W
* The asterisk indicates one alphanumeric character.
6.3.2 Replacing the Motor Driver (Axis 1 to 4)
WARNING
■
Be sure to record the type and the power rating (wattage) setting of the current
Motor Driver to set the correct power rating (wattage) when replacing the Motor
Driver.
Using a Motor Driver with improper power rating (wattage) in the Controller will
cause improper function of the robot system.
Motor Driver
(Axis 1 to 4)
Remove
(1) Turn OFF the Controller and unplug the power connector.
(2) Disconnect the following cables from the front
side of the Controller.
M/C Power Cable
M/C Signal Cable
EMERGENCY Cable
Front Side
Thumb Head
Screws
(3) Remove the four screws shown in the photo.
The thumb head screws are used to pull out the
Motor Driver.

NOTE