Installation; Connection Warnings - Njoy Balder Series User Manual

Installation


Do not connect appliances or devices which would
overload the UPS system (e.g. big motor-type
equipment) to the UPS output sockets.

Place cables in such a way that no one can step on
or trip over them.

Do not connect domestic appliances such as hair
dryers to UPS output sockets.

The UPS can be operated by any individuals with no
previous experience.

Do not block air vents in the housing of UPS. The
UPS must be installed in a location with good
ventilation. Ensure enough space on each side for
ventilation.

The UPS can be installed only by qualified
maintenance personnel.

An appropriate disconnect device as short-circuit
backup protection should be provided in the
building wiring installation.

An integral single emergency switching device
which prevents further supply to the load by the
UPS in any mode of operation should be provided in
the building wiring installation.

Connect the ground before connecting to the
building wiring terminal.

Installation and Wiring must be performed in
accordance with the local electrical laws and
regulations.
08

Connection Warnings


There is no standard backfeed protection inside
of the UPS. Please isolate the UPS before working
according to Diagram 1. The isolation device must
be able to carry the UPS input current.
External Distribuiton Panel
Q T
L/L1
N/L2
B
Diagram 1: External backfeed protection wiring

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.
UPS
L/L1
N/L2
Legend
B Coil Remote Switch
Q Magneto-Thermal Input Main Swich
T AC Contactor as backfeed protection device
N/L2 Neutral I/L2
L/L1 L1 Line Input
09