Replacement Of Brake Release Unit - ABB IRB 7600 - 500/2.55 Product Manual

Articulated robot

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4.5.2. Replacement of brake release unit

Different designs

Depending on the robot version, the brake release unit may be located either at the base or at

the frame. The following two figures show the different locations.

The early design includes a brake release unit with or without push buttons, located at the

base. The later design instead includes a brake release unit with push buttons, placed together

with the SMB unit on the left hand side of the frame.

The different designs are not compatible.

Location of brake release unit, base

The early design includes a brake release unit with or without push buttons, located at the base

as shown in the figure below.

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Brake release circuit (brake release unit inside)

Attachment screws, brake release circuit, 4 pcs

Continues on next page

3HAC022033-001 Revision: E