Viessmann VITOCAL 222-G Fiche technique Page 69

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When using a separate heating circuit pump
Temperature limiter installation
instructions
Central fault message
A Terminals in the control panel
B Acoustic alarm
C Optical alarm
D Alternatively, the neutral conduc-
tor can also be connected across
terminals X60.13 or X60.16
Breaking capacity: 230 V~, 0.7 A
Note
This contact is not at zero volt.
230 V~ will be present if there is a
fault.
Pressure switch, brine circuit
A Terminals in the control panel
B Brine pressure switch
C Jumper
If no brine pressure switch is con-
nected, always connect the jumper
(in the pack) downstream of the power
supply. Always check the rotating field
at the phase monitor prior to inserting
the jumper.
The contact must be able to switch at
least 230 V and 0.7 A.
Note
Only use components in the external
safety chain that do not automatically
re-start (reset). Where required,
ensure this through a mechanical
interlock.
Connecting the external electrical components (cont.)
69
Installation sequence
5592 969 GB
Installation
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