Please charge the battery at least 12 hours before the UPS is in operation.
.
After the battery is discharged or over three months without operarion, the battery
should be charged immediately for at least 12 hours, ensuring the battery is full and
avoiding any unnecessary damage of the battery.
The UPS is specially designed for computer only and it should not be connected
with any inductive or capacitive load, or the pure resistance full load. like electrom
otor, daylight lamp, laser printer, etc.
The UPS is not suitable for being used in life support systems, because it may have
some problems and bring trouble to the life support systems. The responsibility will
be users', if they insist on using the UPS in life support systems.
It is normal that the temperature of the UPS surface reaches up to 50
when it is in
operation.
When AC fails and the
ON
button on the front panel is pressed, the UPS will
output voltage; if the
OFF
button on the front panel is pressed, the UPS will not
output voltage.
It is forbidden to open the case, because there is danger with electricity. If there is
problem, please handle with the instruction of experts.
It is forbidden to put container containing liquid inside on the UPS, because it will
cause danger of electric shock or fire when the UPS short-circuits.
When the UPS is abnormal, please cut off power immediately and turn to experts
or the dealer for help.
As there is no overload protection of the UPS, it can not be overloaded. Otherwise,
it would cause danger.
It is strictly forbidden to place and operate the UPS in the following environment
ALARM The UPS must be connected with a wire to the ground!
1. Remarks about Safety
(In order to keep safe in using the UPS, please comply with the following:)
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Place with inflammable gas or corrosive gas or much dust
Place with very high temperature or very low temperature(above 42
or below
0
) or high humidity(above 90
)
Place with direct sunlight or near heater
Place with strenuous vibration
Outside
Please use dry powder fire extinguisher in case of fire; it is forbidden to use fluid
fire extinguisher because it will cause electric shock.
Please put the socket near the UPS, in this way, it is convenient to disconnect the
socket and cut off power in case of emergency.
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l
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2. Working Principle
2.1 In AC mode
When UPS is in normal working mode, AC goes through the filter and the harmful
waves are filtered. After that, AC charges the battery and meanwhile, passes UPS AVR
and the filter and provide power for the equipment.
Battery
AVR
Output
Inverter
Filter
Load
Filter
Charger
