Quick start_MUST400T_ENG_REV00
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Components that can be maintained by user
All the equipment maintenance and servicing procedures involving internal access need special tools and should be carried out
only by trained personnel. The components that can only be accessed by opening the protective cover with tools cannot be
maintained by user.
This UPS full complies with “IEC62040-1-1-General and safety requirements for use in operator access area UPS”. Dangerous
voltages are present within the battery box. However, the risk of contact with these high voltages is minimized for non-service
personnel. Since the component with dangerous voltage can only be touched by opening the protective cover with a tool, the
possibility of touching high voltage component is minimized. No risk exists to any personnel when operating the equipment in the
normal manner, following the recommended operating procedures in this manual.
Battery voltage higher than 400Vdc
All the battery maintenance and servicing procedures involving internal access need special tools or keys and should be carried out
only by trained personnel.
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 LEATHAL.
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. Particular attention should be paid to the
recommendations concerning local environmental conditions and the provision of protective clothing, first aid and fire-fighting
facilities.
THE NON-COMPLIANCE WITH THE REQUIREMENTS PRESENT IN THIS MANUAL WILL VOID THE
WARRANTY.
THE WARRANTY IS VOID IF THE INTERVENTIONS AND/OR MODIFICATIONS ARE EXECUTED BY
UNAUTHORIZED PERSONNEL.
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