Chapter 4 : Connections; Delta External Battery Pack Connection - Delta M-1K User Manual

Pre-connection warnings
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1. Before connection, please read Chapter 1 : Important Safety Instructions
thoroughly.
2. The UPS is supplied with standard power cords and receptacles suitable
for its use in your area of operation. Only qualified service personnel can
perform installation, wiring, operation and maintenance.
3. Before connecting any input wiring to the UPS, ensure that all circuits being
used are the proper voltage and current required for the UPS. The power
supply to the UPS must be single-phase in accordance with its rating label.
4. Calculate the power consumption of the connected loads to ensure that an
overload condition will not occur.
5. Only 3kVA UPS can be connected to a Delta external battery pack. If you
plan to connect a Delta external battery pack to a 3kVA UPS, please connect
the battery pack to the UPS before UPS connection to the input power.
6. Under EMC regulations, output cables can not be longer than 10 meters
and communication cables can not be longer than 3 meters.
7. Prior to providing any power to the UPS, the UPS must be suitably
grounded. The unit is equipped with a safety-inspected mains line and must
be connected to a wall socket with earthing-contact. If the wall socket does
not have an earthing connection, please ground the UPS via the ground
terminal locating at the rear of the UPS. Please see 2.5 Rear Panel.

4.1 Delta External Battery Pack Connection

NOTE :
1. Please read pre-connection warnings before connection.
2. If a Delta external battery pack needs to be used (only applicable for 3kVA
model), connect the battery pack to the UPS prior to UPS connection to
the input power. Please note that only one Delta external battery pack
can be connected.

Chapter 4 : Connections

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Chapter 4 Connections