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Viessmann Vitocal 252-A Series - Page 67

Viessmann Vitocal 252-A Series
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67
!
Please note
Openly routed cables can be damaged by vibra-
tion.
Fasten all cables inserted into the appliance,
along with the existing cable harness, with cable
ties.
< 42 V
230 V~/400 V~
Fig. 52
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.
Electrical connections
Electrical connection of the indoor unit (cont.)
6222080
Installation

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