2 Installation and connection
2-4 Connecting the AC input
BU5002R/BU3002R/BU3002RH
52
<Example of connection for BU3002R>
Input
receptacle
2-4-2 Connecting to the AC input terminal block
(BU5002R/BU3002RH)
Warning
Do not carry out any operations involving connection to the
terminal block of the unit while the input plug is connected to
the commercial power supply
⚫
There is a risk of an electric shock.
When fixing the wiring to the terminal block, use the prescribed
round terminal, and after crimping with the prescribed amount
of stripping, tighten to the specified torque.
⚫
There is a risk of smoke generation and ignition due to defective contact if
the prescribed round terminal or the amount of stripping are not used.
⚫
There is a risk of smoke generation and ignition if a bare wire is used or a
screw is loose.
●
The unit was charged before shipment, but it may have self-discharged
during shipment, resulting in a reduced backup time. We recommend
charging the unit before use.
●
You can perform “3-2 Checking the operation” on page 76 also before
charging the battery.
