Plug 230 V~
fÖ Power supply
Danger
Incorrect core terminations
can cause severe injuries
and damage to the equip-
ment.
Never interchange cores
"L1" and "N".
&
Install an isolator in the power
supply line which simulta-
neously separates all non-
earthed conductors from the
mains with at least 3 mm contact
separation.
&
Remove the existing cable
grommet when using larger
cross-sections (up to 14 mm).
Secure the cable with the cable
grommet (black) integrated into
the casing base.
&
Max. fuse rating 16 A.
lH Power supply of accessories
Where the boiler is installed in wet
areas, the connection to the
power supply of accessories out-
side the wet area must not be car-
ried out at the control unit. The
power supply connection for
accessories can be made immedi-
ately at the control unit, if the boil-
er is installed outside wet areas.
This connection is controlled
directly with the system ON/OFF
switch (max. 3 A)
&
Vitotrol 100 UTA
&
Vitotrol 100 UTD
Low voltage plugs
! Outside temperature sensor (only
for weather-compensated control
units)
Installation:
&
North or north-western wall, 2 to
2.5 m above ground level; in
multi-storey buildings, in the
upper half of the second floor
&
Not above windows, doors or
ventilation outlets
&
Not immediately below balco-
nies or gutters
&
Never render over
&
Cable length max. 35 m with a
cross-section of 1.5 mm
2
? Flow temperature sensor for low
loss header (accessories)
aVG KM BUS user (accessories)
&
Vitotrol 200 or 300 remote con-
trol (only for weather-compen-
sated control units)
&
Vitocom 100
&
Extension kit for one heating
circuit with mixer (only for
weather-compensated control
units)
&
External extension H1 or H2
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