246 (KS2W*)
Reversible transfer of heat between the main and auxiliary heat accumulator, switch-over.
Reversible Wärmeübertragung zwischen dem Haupt-und Hilfs Speicher, Umschaltung.
Omschakelbare warmtetransfer tussen hoofdboiler en hulpboiler.
Transfert de chaleur réversible entre le ballon d'eau chaude principal et le ballon auxiliaire, commutation.
Trasferimento di calore reversibile tra il serbatoio di calore principale ed ausiliario, commutazione.
P1.1, P1.2 = T1-T2; P1.4, P1.5 = T3-T4, T5-T3 (R1); P1.7 = T3-T4, T5-T3 (R3)
246b (KS2W*)
Reversible transfer of heat between the main and auxiliary heat accumulator, two pumps.
Reversible Wärmeübertragung zwischen dem Haupt-und Hilfs Speicher, zwei Pumpen.
Wärmtetransfer tussen hoofdboiler en hulpboiler, 2 pomp.
Transfert de chaleur réversible entre le ballon d'eau chaude principal et le ballon auxiliaire, deux circulateurs.
Trasferimento di calore reversibile tra il serbatoio di calore principale ed ausiliario, due pompe.
P1.1, P1.2 = T1-T2; P1.4, P1.5 = T3-T4, T5-T3 ; P1.7 = T3-T4, T5-T3
273