ABB AKD-10, Installation And Maintenance Manual

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lt must be ensured that the supply power to the
Shack and Saad compartment is turned off/
compartment is denergized for all the incoming
and outgoingcircuits of the LVS prior to any work
being conducted on it.
During the installation and related work on the
equipment, it must be ensured that the operator
is using the prescribed PPE for the specified
tasks
Ensure only qualified personnel install, operate, service, and maintain all electrical
equipment .
Danger
16 - Cut Power to AKD-10 Switchgear
Modify AKD-10 , Switchgear Compartment
Before modifying the switchgear compartment, de-energize/switch off the breaker. If the
circuit breaker is ON and the springs are charged, to turn it off, press the OPEN button on the circuit
breaker fascia, and ensure that the circuit breaker contacts are open.
To rack-out legacy old breaker from compartment, refer to your legacybreaker’s manual on
how to remove the existing breaker.
17 - Rack Out AKD-10 Legacy/Existing CB
18 - Check,Clean,Grease AKD-10 Compartment
Inspect the compartment for damage or signs of overheating.
Check the orientation of primary finger clusters match the switchgear stabs.
Check racking pin diameters agree with breaker racking cam slots (AKD-10 has a
large diameter pin and cam slot on right side).
Check the secondary disconnect integrity & their mounting supports for any damage
or cracks .
If switchgear parts show cracks or damage contact ABB post sales service 888-437-
3765.
Check each breaker compartment for bolted joints in the primary disconnect bars.
Where such joints exist, check the bolts for tightness.
Inside the compartment, check the contact areas on each primary disconnect bar for
foreign matter that may have accumulated. Clean those areas if necessary with a
clean, lint-free rag and isopropyl alcohol or acetone.
Be sure to apply a thin film of red Mobilgrease 28 to the primary disconnect contact
areas for better electrical connections inside the compartment.
C