SNR UPS-ONRT-200-25CMX33 [7/69] Battery safety

SNR UPS-ONRT-200-25CMX33 [7/69] Battery safety
VI
Maintenance & Replacement
Danger
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.
Risk of Fire. TO REDUCE THE RISK OF RIFE, REPLACE FUSES
WITH THE SAME TYPE AND RATINGS. DISCONNECT
OUTPUT AND ALL INPUT SOURCES OF POWER FROM THIS
EQUIPMENT BEFORE SERVICING.
Battery Safety
Danger
All the battery maintenance and servicing procedures involving internal
access need special tools or keys and should be carried out only by trained
personnel.
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-Figure ting facilities.
Ambient temperature is a major factor in determining the battery capacity
and life. The nominal operating temperature of battery is 20°C. Operating
above this temperature will reduce the battery life. Periodically change the
battery according to the battery user manuals to ensure the back-up time of
UPS.
Replace the batteries only with the same type and the same number, or it
may cause explosion or poor performance.
When connecting the battery, follow the precautions for high-voltage
operation before accepting and using the battery, check the appearance the
battery. If the package is damaged, or the battery terminal is dirty, corroded
or rusted or the shell is broken, deformed or has leakage, replace it with
new product. Otherwise, battery capacity reduction, electric leakage or fire
may be caused.
Before operating the battery, remove the finger ring, watch, necklace,

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