7
MAINTENANCE AND REPAIR
74
8027439/V1-0/2022-02|SICK
A D D E N D U M T O O P E R A T I N G I N S T R U C T I O N S | Track and trace cabinet TTC100-2
Subject to change without notice
7.4
Replacing the power supply unit
Part no.
Description
6073806
Power supply unit, NS 90-264 VAC 24 V 10 A 1 PH
6073807
Power supply unit, NS 90-264 VAC 24 V 20 A 1 PH
DANGER!
RISK OF INJURY DUE TO ELECTRICAL CURRENT
The cabinet is connected to the local mains supply.
Touching live devices, which may still be energized, can lead to death, burns or
electrical shock.
▸
Ensure the nominal current/voltage/power ratings of the mains supply are
compatible with the system-specific requirements.
▸
Only qualified specialist personnel are permitted to perform electrical work on the
cabinet.
▸
Before working on electrical components, observe the five safety rules:
▸
Disconnect.
▸
Secure against being switched back on.
▸
Ensure that there is no voltage.
▸
Ground and short-circuit.
▸
Cover or enclose live parts in the vicinity.
▸
Never disconnect or remove any protective conductors in the system or in the mains
cable.
WARNING!
RISK OF INJURY FROM HOT SURFACES
Risk of burns due to hot surfaces on the power supply units during operation.
▸
Do not touch hot surfaces.
▸
Wear suitable safety gloves.
▸
Before removing the power supply unit, you should make a note of how the cables are
assigned to the connections.
Note