Specifications For The Electrical Connection - BMW MINI Wallbox Plus Installation Instructions Manual

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Specifications for the electrical connection

When it is delivered, the Wallbox is set to 10 A.
Make sure that you set the maximum current to suit the installed circuit breaker using the DIP
switches, see section
DIP switch
Selecting the residual-current-operated circuit breaker
The supply cable must be permanently wired into the existing building installation and comply with the
national statutory regulations.
Each Wallbox must be connected using a separate residual-current-operated circuit breaker. No
other circuits may be connected to this residual-current-operated circuit breaker.
RCCB at least Type A (30 mA trip current).
Additional action has been taken in the device to provide protection in the event of DC fault current
(>6 mA DC). In addition, the specifications of the vehicle manufacturer must be observed.
The rated current I
N
Selecting the circuit breaker
When selecting the circuit breaker, also take the increased ambient temperatures in the control cabinet
into consideration. In certain circumstances this may require a reduction in the charging current to
increase the system availability.
Set the rated current to suit the model plate details in conjunction with the required charge rating (DIP
switch settings for the charging current) and the supply cable.
Selecting the supply cable
When selecting the supply cable, take into account the possible reduction factors and the increased
ambient temperatures in the internal connection area of the Wallbox, see the temperature rating of the
supply terminals. In certain circumstances this may require an increase in the cable cross-section and
an adjustment in the temperature resistance of the supply cable.
Mains isolation device
The Wallbox does not have its own mains switch. The residual-current-operated circuit breaker and/or
the circuit breaker in the supply cable are used as a mains isolation device.
settings.
must be selected to suit the circuit breaker and the back-up fuse.
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