Buderus Logano plus GB402 Installation And Maintenance Instructions For Contractors page 58

12 Appendix
Key to Fig. 67 :
[1] Power switch
[2] Fuse, 10 AT
[3] Power supply to SAFe burner control unit, 230 V/50 Hz
[4] Component 1
[5] Component 2
[6] Mains entry
[7] Power supply for function modules, 230 V/50 Hz
[8] DWV 3-way valve
Terminal 73 blue
Terminal 74 black
Terminal 75 brown
[9] PS - Cylinder primary pump
[10] PZ - DHW circulation pump
[11] PZB - Feed pump
[12] PH-HK1 - Heating pump
[13] WA - Heat demand (external)
[14] FA - Outside temperature sensor
[15] FW - DHW temperature sensor
[16] EV - External interlock (remove the jumper when connected)
[17] RC - Room controller
[18] EMS - BUS cable EMS, connection to function modules
[19] SAFe - BUS cable SAFe, connection to the burner control unit
[20] Low voltages
[21] Control voltage 230 V~
58
Fig. 68 Available versions of BC10
[1] Logamatic MC10
[2] Function modules xM10
[3] Spare fuse 10 AT
[4] RC35 programming unit or dummy cover
[5] BC10 basic controller
[6] Appliance fuse 10 AT
A Fuse inside the MC10
B Fuse inside the BC10 basic controller
Logano plus GB402 – 6 720 820 700 (2018/01)