Viessmann VITOCAL 222-G Fiche technique télécharger pdf (Page 35)

Information regarding other connections

The primary pump, the secondary pump, the instantaneous heating water hea-

ter and the central heating/DHW three-way diverter valve have already been

connected in the factory.

Components to be connected Connection descrip-

tion

Connect capacitor to full wave soft starter see page 89

Only with natural cooling:

Connect the required components to extension kit wP

and natural cooling qR extension kit

See separate installa-

tion instructions

Only when using an underfloor heating system:

Connect temperature limiter

See separate installa-

tion instructions

Equipment required for system version 2

Pos. Description Number

1 Compact Energy Tower 1

6 Diaphragm expansion vessel for the heating circuit 1

7 Temperature limiter (only required for the underfloor heat-

ing circuit)

9 Heating water buffer cylinder 1

qP Underfloor heating circuit 1

qW Heating circuit pump, direct heating circuit 1

qU KM BUS distributor 1

qI Vitotrol 200 remote control 1

qO Room temperature sensor 1

wW Cylinder temperature sensor for capturing the tempera-

ture inside the heating water buffer cylinder (top)

wI Heating circuit extension 1

wO Connection panel 1

DHW circulation option

qE DHW circulation pump 1

wU DHW circulation extension 1

Option solar heating circuit (only with Vitocal 242)

wE Solar collectors as required

wR Collector temperature sensor 1

wT Diaphragm expansion vessel for the solar circuit 1

wZ Solar circuit extension

Option "Natural cooling" function

8 Vitotrans 100, plate-type heat exchanger 1

System version 2 (cont.)

Preparing for installation

5592 969 GB

Installation

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Viessmann VITOCAL 222-G Fiche technique Page 35

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