GE Industrial Solutions EntelliGuard R AKD-8 - Manual (Page 38)

37 EntelliGuard R Circuit Breaker Retrofill AKD-8 Installation Manual DEH-41549 02/12
Modify AKD-8—Switchgear Compartment
Cut Power to AKD-8—Switchgear
• It must be ensured that the supply power to
the compartment is turned off/
compartment is de-energized for all the
incoming and outgoing circuits 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.
1. 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.
Rack Out AKD-8—Legacy/Existing CB
1. To rack-out legacy (old or original) breaker from compartment, refer to your legacy-breaker’s manual on
how to remove the existing breaker.
Check, Clean, Grease AKD-8—Compartment
1. Inspect the compartment for damage, rework.
2. Check cabinet for suitability of Retrofill.
3. Check each breaker compartment for bolted joints in the primary disconnect bars. Where such joints
exist, check the bolts for tightness.
4. Inside the compartment, check the contact areas on each primary disconnect bar or cluster of fingers for
foreign matter that may have accumulated. Clean those areas if necessary with a clean, lint-free rag and
isopropyl alcohol or acetone.
5. Be sure to apply a thin film of electrical grease (red, D50H47) to the contact areas for better electrical
connections inside the compartment.
Install New Door
1. To remove existing compartment door(s), refer to your manual on how to remove the legacy doors.
2. To install new door, refer to the
Retrofilll Door Assemblies, DEH-41563 .