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WARNING:
1. The risk of electric shock and short-circuit current is possible when the batteries are
still connected to the UPS even if the UPS has been disconnected from the mains. Make
sure to cut off the battery source before maintenance.
2. When the UPS is connected to an external battery pack, installation of appropriate
protection devices, such as DC fuses or a DC breaker, is required.
1.2 Standard Compliance
CE, UL/ cUL, RCM, TISI, Energy star
UL1778 (for UPS + EBC), IEC/ EN 62040-1 (for UPS + EBC + PDB/ MBB)
EN 62040-2 Category C2/ FCC class A
1.3 Storage
Prior to installation
If the UPS needs to be stored prior to installation, it should be placed in a dry and well-
ventilated area. The allowable storage temperature is between -15°C (5°F) and +55°C (131°F)
and the allowable relative humidity (non-condensing) is between 5% and 95%.
After usage
(1) Press and hold the ON/ OFF button ( ) for 3 seconds, (2) release it after you hear the
beep sound, (3) use the Scrolling Up or Down button ( / ) to select 'Yes', and (4) press
the Enter button ( ) to confirm your selection to turn off the UPS. Make sure the UPS is shut
down, disconnect the UPS from the utility AC power, remove all loads/ equipment from the
UPS, and store the UPS in a dry and well-ventilated area at a temperature between -15°C
(5°F) and +55°C (131°F) and at a relative humidity (non-condensing) between 5% and 95%.
If the UPS needs to be stored for an extended period of time, please recharge the idle batteries
regularly. Refer to the above section
Battery Precaution
for relevant information.
NOTE:
1. To charge the batteries, please connect the external battery pack to the UPS.
2. After storage and before start-up of the UPS, you must allow the UPS to adjust to room
temperature (20°C ~ 25°C (68°F ~ 77°F)) for at least one hour to ensure that there is no
moisture condensing inside the UPS.
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