Note/IllustrationAction
xx1900001950
Disconnect:
• T5.X1-AC Terminal block
• T5.X2-24V Terminal block
2
Press the lower buckle to release and
remove the power supply.
3
Refitting the DSQC 634 power supply
Refitting the power supply
Note/IllustrationAction
DANGER
Before doing any work inside the cabinet,
disconnect the mains power. For more
information, see Electrical safety on
page 31.
1
Location of wrist strap button:
ELECTROSTATIC DISCHARGE
(ESD)
The unit is sensitive to ESD. Before
handling the unit read the safety inform-
ation in section The unit is sensitive to
ESD on page 43.
2
xx1900001446
Continues on next page
Product manual - OmniCore C90XT 255
3HAC073706-001 Revision: D
© Copyright 2020-2021 ABB. All rights reserved.
5 Repair
5.2.10 Replacing the power supply
Continued
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