Viessmann Vitocrossal Installation Instructions Manual page 21

Gas condensing boiler with matrix cylinder burner

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Boiler electrical connection

Fig. 23

Plug 230 V~

Boiler circuit pump or butterfly valve with return

sÖ

spring (only with multi boiler system)

Rated voltage: 230 V~

Rated current: Max. 2 (1) A~

Circulation pump for cylinder heating

Rated voltage: 230 V~

Rated current: Max. 2 (1) A~

DHW circulation pump (accessories)

Rated voltage: 230 V~

Rated current: Max. 2 (1) A~

(cont.)

230V~

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Power supply, on output extension SA 169

Danger

Incorrect core assignment can result in seri-

ous injury and damage to the appliance.

Take care not to interchange wires "L1" and

"N".

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