Eaton BladeUPS 12 kVA Maintenance Bypass Cabinet Installation and Operation Manual P-164000130—Rev 1
www.eaton.com/powerquality
5-1
Chapter 5
Maintenance
The components inside the Eaton BladeUPS Maintenance Bypass Cabinet (MBC) are secured to a sturdy
metal frame. All repairable parts and assemblies are located for easy removal, with very little disassembly.
This design allows authorized service personnel to perform routine maintenance and servicing quickly.
5.1
Important Safety Instructions
Remember that the UPS system is designed to supply power
EVEN WHEN DISCONNECTED FROM THE
UTILITY POWER
. The MBC interior is unsafe until the UPS is shut down (inverter output and bypass) and
utility power to the MBC is disconnected.
DANGER
The UPS contains LETHAL VOLTAGES. All repairs and service should be performed by
AUTHORIZED SERVICE PERSONNEL ONLY. There are NO USER SERVICEABLE PARTS inside the
UPS.
WARNING
l
Servicing and maintenance should be performed by qualified service personnel only.
l
LETHAL VOLTAGE PRESENT. DO NOT operate with the cabinet doors open or protective panels
removed. Do not make any assumptions about the electrical state of any cabinet in the UPS
system.
l
See “Safety Warnings” on page 1-4.
5.2
Performing Preventive Maintenance
The MBC requires very little preventive maintenance. However, inspect the MBC periodically to verify that the
unit is operating normally.
5.2.1
Daily Maintenance
Perform the following steps daily:
1.
Check the area surrounding the MBC. Verify that the area is not cluttered, allowing free access to the unit.
2.
Verify that the air intake and exhaust openings are not blocked.
3.
Verify that the operating environment is within the parameters specified in Chapter 7, “Product
Specifications”and Appendix A.3 “Specifications Diagram”.
4.
Record the results of your checks and any corrective actions in a suitable log.
5.2.2
Periodic Maintenance
Periodic inspections of the MBC should be made to determine if components, wiring, and connections exhibit
evidence of overheating. Particular attention should be given to bolted connections. Maintenance procedures
should specify that the bolted connections be retorqued to values listed on labels posted on the equipment.
Refer to the distribution panel manufacturer's circuit breaker application and maintenance literature for
recommended maintenance practices and procedures.
5.2.3
Annual Maintenance
Annual preventive maintenance, if required, should be performed only by authorized service personnel familiar
with maintenance and servicing of the UPS system and the MBC. Contact your Eaton service representative
for more information about service offerings.
Summary of Contents for BladeUPS none
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