Commissioning; Prerequisites For Operation; Connecting Unit - B.Pro B.PROTHERM 420 KBUH Translation Of The Original Operating Instructions

B.PROTHERM 420 KBUH/420 KBRUH/620 KBUH/620 KBRUH

Prerequisites for operation

Connecting unit

Commissioning


There are no signs of defects or visible damage to the unit

Sinusoidal voltage when unit is operated via an inverter (e.g. motor vehi-
cle operation)

The unit does not have an "On/Off" switch. The unit is "switched on" by
connecting it to the power supply.

The in-house RCCB or fuse may trigger if too many cold units (maximum
power consumption) are connected to the power supply at the same
time.
 Section "Electrical data" on page 32.
Caution!
Damage to the unit electrical system!
If the unit is not rated for the mains voltage or frequency which is available,
the unit electrical system may suffer permanent damage.
 Before connecting, make sure that the mains voltage and mains frequen-
cy on the rating plate correspond with those for the mains socket outlet.
 Ensure that no objects which are sensitive to heat are located inside the
unit.
 Ensure that there are not too many units connected to the power supply
at the same time
 Open the sealing cap of the unit socket outlet (on the rear side of the unit)
by turning the locking grip counterclockwise.
 Fold sealing cap over and snap into the recess.
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