Connection Warnings; Operation - ABB PowerValue 11T IN User Manual

8
POWERVALUE 11T IN — 6-10 KVA

1.6 Connection warnings

• There is no standard back feed protection
inside, please isolate the UPS before working
according to this circuit. The isolation device
must be able to carry the UPS input current.
R ...
• This UPS should be connected with TN
earthing system.
• The power supply for this unit must be
single-phase rated in accordance with the
equipment nameplate. It also must be suitably
grounded.
• Use of this equipment in life support
applications where failure of this equipment
can reasonably be expected to cause the
failure of the life support equipment or to
significantly affect its safety or effectiveness
is not recommended. Do not use this
equipment in the presence of a flammable
anesthetic mixture with air, oxygen or
nitrous oxide.
• Connect your UPS power module's grounding
terminal to a grounding electrode conductor.
• The UPS is connected to a DC energy source
(battery). The output terminals may be live
when the UPS is not connected to an AC
supply.
Before working on this circuit
• Isolate Uninterruptible Power System (UPS)
• Then check for hazardous voltage between all
terminals including the protective earth
DANGER!
r { n y $ Q v € anel v o v | { $ ] UPS
Legend
B Coil remote switch
Q Magneto-Thermal input main switch
T AC contactor as back feed protection device
N Neutral
L Line Input
Risk of voltage backfeed

1.7 Operation

WARNING!
Do not disconnect the mains cable
from the UPS or the building wiring
socket during operation, as this
removes the ground from the UPS
and all connected loads.
NOTE!
Press the off button to fully
disconnect the UPS. Ensure the UPS
is on bypass or on standby mode
before disconnecting it from the
mains.
NOTE!
To reduce the risk of fire, connect
the UPS to a circuit provided with
branch circuit protection with an
ampere rating in accordance with
the IEC/EN 60934 standard or your
local electrical code.
,See technical specifications for
recommendations.
WARNING!
Indiscriminate operation of
switches may cause output loss
or damage to equipment.
WARNING!
Never dispose of batteries in a fire
as they may explode.
WARNING!
Do not open or damage
the batteries.
WARNING!
Released electrolyte is harmful
to the skin and eyes.