5.6 Mains connection
5.5 Ethernet
An Ethernet connection is provided at the bottom of the control box, see illustration
below.
The Ethernet interface can be used for the following:
• MODBUS I/O expansion modules. See more in part II.
• Remote access and control.
The electrical specifications are shown below.
Parameter Min Typ Max Unit
Communication speed 10 - 100 Mb/s
5.6 Mains connection
The mains cable from the controller box has a standard IEC plug in the end. Con-
nect a country specific mains plug or cable to the IEC plug.
In order to energize the robot, the control box must be connected to the mains. This
must be done through the standard IEC C20 plug at the bottom of the control box
through a corresponding IEC C19 cord, see illustration below.
The mains supply shall be equipped with the following as a minimum:
• Connection to earth.
• Main fuse.
• Residual current device.
It is recommended to install a main switch to power off all equipment in the robot
application as an easy means for lockout and tagout under service.
The electrical specifications are shown in the table below.
UR5/CB3 I-42 Version 3.4.5
Copyright © 2009–2017 by Universal Robots A/S. All rights reserved.
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