4
EN
PREMIUS
1-10 kVA
1.1.24. SAVE THESE INSTRUCTIONS. This manual contains important instructions that should be followed during
installation and maintenance of the UPS and batteries. Read all safety, installation and operating instructions
before operating the system.
1.1.25. The UPS is intended for installation in a controlled environment.
For PERMANENTLY CONNECTED EQUIPMENT, a readily accessible disconnect device shall be incorporated in
the building installation wiring.
1.1.26. Install the UPS such that it is not likely to be in contact with people.
1.1.27. CAUTION - RISK OF EXPLOSION IF BATTERY IS REPLACED BY AN INCORRECT TYPE. DISPOSE USED
BATTERIES ACCORDING TO THE INSTRUCTIONS.
1.1.28. CAUTION - Do not dispose batteries in a fire. The batteries may explode.
1.1.29. To avoid electrical shock, turn off the unit and unplug it from the AC power source before and after servicing
the battery.
1.1.30. CAUTION – Do not open or mutilate batteries. Released electrolyte is harmful to the skin and eyes. It may
be toxic.
1.1.31. CAUTION – Do not install or replace batteries located in service access area.
The User Manual includes the following instructions for battery replacement and disposal:
a) Servicing of batteries should be performed or supervised by personnel knowledgeable about batteries
and the required precautions.
b) When replacing batteries, replace with the same type and number of batteries or battery packs.
c) CAUTION: A battery can present a risk of electrical shock and high short-circuit current. Contact with
any part of a grounded battery can result in electrical shock.
The following precautions should be observed when working on batteries:
a) Remove watches, rings, or other metal objects.
b) Use tools with insulated handles.
c) Wear rubber gloves and boots.
d) Do not lay tools or metal parts on top of batteries.
e) Disconnect charging source and load prior to installing or maintaining the battery.
f) Remove battery grounds during installation and maintenance to reduce likelihood of shock. Remove the
connection from ground if any part of the battery is determined to be grounded.
g) Do not disconnect battery connectors under load.
h) Battery replacement and external battery cabinet installation shall be handled by SERVICE PERSONNEL only.
i) Connection to external battery shall be installed by SERVICE PERSONNEL only.
1.1.32. When UPS is without backfeed relay board, backfeed protection device (e.g., Magnetic Contactor) must be
provided external to the equipment in final installation.
There is no standard backfeed protection inside, please isolate the UPS before working according to this
circuit. The isolation device must be provided with suitable electrical ratings which are compatible with
the UPS.
B
N
L
N
L
QT
UPS
External Distribution Panel
Legend
B Coil Remote Switch
Q Magneto-Thermal Input Main Switch
T AC Contactor as backfeed protection device
N Neutral
L Line Input
Before working on this circuit
- Isolate Uninterruptible Power System (UPS)
- Then check for Hazardous Voltage between all
terminals including the protective earth.
Risk of Voltage Backfeed
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