Manually Releasing The Brakes, External Brake Release Unit - ABB IRB 7600 - 500/2.55 Product Manual

2.5.5. Manually releasing the brakes, external brake release unit

General
The section below details how to release the holding brakes of each axis motor using push
buttons on an external brake release unit. This does not require the controller to be connected.
When to use the external brake release unit
The external brake release unit must only be used when the robot does not have an internal
brake release unit (when there are no push buttons on the robot).
Internal brake release unit
How to use the internal brake release unit, if available, is detailed in section
releasing the brakes on page
Required equipment
Equipment
External brake release unit
Connections, robot
The illustration below shows where to connect the external brake release unit in order to
release the holding brakes of the robot.
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A
B
C
D
3HAC022033-001 Revision: E
2.5.5. Manually releasing the brakes, external brake release unit
72.
Connector R1.BU
Rear connector plate
Rear cover plate
External brake release unit
2 Installation and commissioning
Art. no.
3HAC12987-1
Continues on next page
Manually
75