Viessmann VITOCAL 151-A Installation And Service Instructions Manual page 46
Air source heat pump, monoblock version for heating and cooling operation, with 1 integrated heating/cooling circuit
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Also See for VITOCAL 151-A:
- Operating instructions for the system user (60 pages) ,
- Manual (24 pages)
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Installation sequence
Electrical connection
Fig. 38
Notes regarding the connection values
■
The specified output is the recommended connected
load.
■
The total output of all components connected directly
to the electronics control module (e.g. pumps,
valves, message facilities, contactors): Max. 1000 W
If the total output is < 1000 W, the individual rating of
a component (e.g. pump, valve, message facility,
contactor) can be greater than specified. However,
the breaking capacity of the relevant relay must not
be exceeded.
The specified current indicates the max. switching
■
current of the switching contact. Observe total cur-
rent of 5 A.
46
(cont.)
< 42 V
230 V~/400 V~
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