L Hydraulic connections Layout for heating and cooling B OR AB A Fig. 43 Hybrid Manager For compatible boilers only, in alternative to OUT AUX 1 connection for generic Boilers OG BU CN8 N 1ph S G OR EH1 EH1 ST1 ST1 L N EH1 EH1 ST1 ST1 L1 L2 L3 1ph 3ph N OG BU T BUS Boiler P.C.B. B S01 OPEN ATG BUS ANODE EBUS2 IN G THERM GNDBUS TA1 TA2 SE TNK +24V GND B T IN AUX 1 IN AUX 2 STE BUF OUT OUT HV HV OUT OUT PM AUX AUX2 AUX1 IN1 IN2 AUX4 AUX3 N ⏚ L V1 LC N LO V2 LC N LO BK BL BN CHILLER BOILER Fancoil: Z1 Fancoil: Z0 OR Underfloor Heating: Z1 TA Generic Boiler P.C.B. A AB B a a i Fig. 44 It is forbidden to disconnect the power supply to the unit if the outdoor temperature can fall below ZERO (risk of frost). Drain the central heating and domestic hot water systems to prevent the risk of ice forming. Do not remove the heating delivery temperature sensor (inside the heating elements). Carry out the electrical connections after having completed all the hydraulic connections. 28 / EN
L Hydraulic connections Layout for heating with buffer Fig. 45 Hybrid Manager For compatible boilers only, in alternative to OUT AUX 1 connection for generic Boilers OG BU CN8 N 1ph S G OR EH1 EH1 ST1 ST1 L N EH1 EH1 ST1 ST1 L1 L2 L3 1ph 3ph N OG BU T BUS Boiler P.C.B. B OPEN THERM ATG BUS ANODE EBUS2 GNDBUS TA1 TA2 SE TNK +24V GND B T IN AUX 1 IN AUX 2 STE BUF OUT OUT HV HV OUT OUT PM AUX AUX2 AUX1 IN1 IN2 AUX4 AUX3 N ⏚ L V1 LC N LO V2 LC N LO TA Generic Boiler P.C.B. CHILLER BOILER Fancoil: Z1 Fancoil: Z0 a a i Fig. 46 It is forbidden to disconnect the power supply to the unit if the outdoor temperature can fall below ZERO (risk of frost). Drain the central heating and domestic hot water systems to prevent the risk of ice forming. Do not remove the heating delivery temperature sensor (inside the heating elements). Carry out the electrical connections after having completed all the hydraulic connections. 29 / EN
L Hydraulic connections Layout for heating and cooling B OR AB A Fig. 43 Hybrid Manager For compatible boilers only, in alternative to OUT AUX 1 connection for generic Boilers OG BU CN8 N 1ph S G OR EH1 EH1 ST1 ST1 L N EH1 EH1 ST1 ST1 L1 L2 L3 1ph 3ph N OG BU T BUS Boiler P.C.B. B S01 OPEN ATG BUS ANODE EBUS2 IN G THERM GNDBUS TA1 TA2 SE TNK +24V GND B T IN AUX 1 IN AUX 2 STE BUF OUT OUT HV HV OUT OUT PM AUX AUX2 AUX1 IN1 IN2 AUX4 AUX3 N ⏚ L V1 LC N LO V2 LC N LO BK BL BN CHILLER BOILER Fancoil: Z1 Fancoil: Z0 OR Underfloor Heating: Z1 TA Generic Boiler P.C.B. A AB B a a i Fig. 44 It is forbidden to disconnect the power supply to the unit if the outdoor temperature can fall below ZERO (risk of frost). Drain the central heating and domestic hot water systems to prevent the risk of ice forming. Do not remove the heating delivery temperature sensor (inside the heating elements). Carry out the electrical connections after having completed all the hydraulic connections. 28 / EN
L Hydraulic connections Layout for heating with buffer Fig. 45 Hybrid Manager For compatible boilers only, in alternative to OUT AUX 1 connection for generic Boilers OG BU CN8 N 1ph S G OR EH1 EH1 ST1 ST1 L N EH1 EH1 ST1 ST1 L1 L2 L3 1ph 3ph N OG BU T BUS Boiler P.C.B. B OPEN THERM ATG BUS ANODE EBUS2 GNDBUS TA1 TA2 SE TNK +24V GND B T IN AUX 1 IN AUX 2 STE BUF OUT OUT HV HV OUT OUT PM AUX AUX2 AUX1 IN1 IN2 AUX4 AUX3 N ⏚ L V1 LC N LO V2 LC N LO TA Generic Boiler P.C.B. CHILLER BOILER Fancoil: Z1 Fancoil: Z0 a a i Fig. 46 It is forbidden to disconnect the power supply to the unit if the outdoor temperature can fall below ZERO (risk of frost). Drain the central heating and domestic hot water systems to prevent the risk of ice forming. Do not remove the heating delivery temperature sensor (inside the heating elements). Carry out the electrical connections after having completed all the hydraulic connections. 29 / EN
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