Installation Manual
ELECTRICAL CONNECTIONS
For qualified personell only:
the boiler works with 230 V 50 Hz AC current and has maximum input of 170 W. Connection to the electrical mains must be
performed with a device having an omnipolar opening of at least 3 mm. Make sure the live and neutral connections conform to
the diagram.
A secure earth connection is compulsory according to national and local ragulations.
IMPORTANT
If you need to replace the power supply cable, use cable having the same characteristics: (HO5 W-F) 3x1 with maximum external diameter 8
mm.). Connect to the terminal block located in the instrument panel as follows:
A.
Turn off the electrical power supply at the mains.
B.
Remove the boiler front casing.
C.
Undo the two screws on the panel and turn it to the position shown in fig.1 (pos. 1).
D.
After pulling the panel downwards, undo the screws on the housing and open the small rear panel plate as shown in the figure 1.
E.
With the electrical box now open make the following connections.
•
Connect the yellow/green wire to the terminal marked with the earth symbol “ “ (see fig.1).
•
Connect the blue wire to the terminal marked with the letter “N”.
•
Connect the brown wire to the terminal marked with the letter “L”.
•
Terminal identified as:
Ta
⇒
Room thermostat
Se
⇒
External sensor
Ta
S
blue
yellow/green
brown
LN
A
Se
Ta
B
Se
Fig. 1
DOMESTIC HOT WATER WITH STORAGE CYLINDER – TA05A027.A0504
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Summary of Contents for RSF 30 E
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