INSTALLATION
Mounting
28 | WPF basic www.stiebel-eltron.com
10.12.3 Electrical connection of WPF S basic (single phase) to
heat pump starting current limiter WPAB
To limit the starting current of the WPF S basic, the WPAB can be
installed in the domestic distribution board. The WPAB limits the
starting current to the values listed in the specification.
!
Material losses
When a WPAB is connected to the heat pump, remove the
jumper between R and RC at terminal X3.
!
Material losses
When connecting a WPAB, use the same phase for L (ter-
minal X3) of the compressor and L (terminal X4) of the
controller; protect the unit with an RCD.
Wire in accordance with the following diagram.
X3
M
1~
M1
S P C
R
RC
L1
S
ON
N
L R RCN
X4
NONS
1
2 4
3
5
6
26�03�01�0256
3
1
2
1 WPAB
2 Heat pump
3 Power supply 1/N/PE 230V
10.13 Fitting the casing parts
When fitting the casing parts, please proceed as follows:
Close the cover of the control panel.
Secure the cover by firmly tightening the fixing screws with
serrated washers.
Fit the cover to the appliance.
After attaching the front cover, fix it to the side panels with
screws, as shown in the diagram. When attaching the front
cover, fit the tab with its screws and serrated washers. The
tab, screws and serrated washers can be found in the pack.
When attaching the front cover, ensure the earth conductor is
connected correctly.
2x
4x
2x
26�03�01�1575
1
2
3
1 Tab
2 Serrated washer
3 Screw
!
Appliance damage
The casing must stand on the floor free from the refrig-
eration unit. D. h. That means, the six plinth screws must
not be refitted.
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