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User-Serviceable Parts
All equipment maintenance and servicing procedures involving internal access requires the use of a
tool and should be carried out only by trained personnel. There are no user-serviceable parts behind
covers requiring a tool for removal.
This UPS is fully compliant with safety regulations for equipment located in an operator accessible
area. Hazardous voltage is present within the UPS and battery enclosure but out of reach of non-ser-
vice personnel. Contact with hazardous voltage is minimized by housing live parts behind safety pan-
els that require a tool for their removal. No risk exists to any personnel when operating the
equipment in the normal manner, following the recommended operating procedures.
Battery Voltage Exceeds 400VDC
All physical battery maintenance and servicing requires the use of a tool or a key and should be car-
ried out only by trained personnel.
Battery manufacturers supply details of the necessary precautions to be observed when working on,
or in the vicinity of, a large bank of battery cells. These precautions should be followed implicitly at all
times.
Attention should be paid to the recommendations concerning local environmental conditions and the
provision of protective clothing, first aid and fire-fighting facilities.
!
WARNING
Special care should be taken when working with the batteries associated with this equipment.
When connected together, the battery terminal voltage will exceed 400VDC and is potentially
lethal.