Viessmann VITOCAL 300-A Installation And Service Instructions Manual page 30
Type awc-i-m, aw-o-m
compact heat pump with electric drive, 230 v~
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Also See for VITOCAL 300-A:
- Installation and service instructions manual (208 pages) ,
- Installation and service instructions for contractors (124 pages) ,
- Operating instructions manual (60 pages)
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Preparing for installation
External heat pump type AW-O-M
Electrical cables (for installation see from page 64)
A Heat pump control unit
Wall outlet for cables centrally
below the control unit.
Required cable length inside the
control unit: 0.5 m
B Control unit power supply 230 V/
50 Hz
30
(cont.)
C Power cables for further compo-
nents and functions:
&
Pumps/pump control
&
Mixers
&
Sensors
&
Auxiliary functions (power-OFF,
external blocking, external
demand, external heat source
control)
&
Fault messages
&
Two-way shut-off valve
&
Communication facilities
&
KM BUS
&
Remote control
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