Configuration Diagram 1-Ac - Solar Water Heating With 2Nd Collector Array And 2 Cylinders With Diverter Valve - Bosch Worcester TDS 300 Installation And Operating Instructions Manual

ELECTRICAL CONNECTIONS (FOR ENGINEERS ONLY)
5.4.7 Configuration diagram 1-AC - solar water heating with 2nd collector array and 2 cylinders
with diverter valve
L N R1 N1 R2 N2 R3 R3 R4 R4 R5 R5
230V
R1
AC
R1
6720613732-03.1 SD
Fig. 19
R1 Pump SP, solar circulation system
R2 Pump PA, 2nd collector array
R3 Pump PE, thermal disinfection (option)
R4 Valve DWUC for cylinder selection
S1 Temperature sensor (T1), collector FSK, array 1
S2 Solar cylinder bottom temperature sensor (T2)
S3 Cylinder C top temperature sensor (option)
S4 Cylinder C bottom temperature sensor (TC)
S5 Temperature sensor (TA), collector FSK, array 2
S6 Solar cylinder top temperature sensor (option)
S7 Flow heat meter WMZ temperature sensor (option)
S8 Return heat meter WMZ temperature sensor (option)
WMZ Heat meter (option)
28
L3 N3 L4 N4 L5 N5
R2
R3
S1 S5
S7
R2
S1 S2 S3 S4 S5 S6 S7 S8 I9
R4 S1 S2 S3 S4 S5 S6 S7 S8 WMZ
WMZ
R4
S8
6 720 644 593 (2010/04)
S6
S2
S3
S4
R3