Configuration Diagram 2-Ac P-V - Heating Boost System With 2Nd Collector Array And 2 Cylinders Connected Via Valve - Bosch Worcester TDS 300 Installation And Operating Instructions Manual

5.5.5 Configuration diagram 2-AC p-v - heating boost system with 2nd collector array and 2
cylinders connected via valve
L N R1 N1 R2 N2 R3 R3 R4 R4 R5 R5
230V
R1
AC
S1
R1
S8
WMZ
Fig. 34
R1 Pump SP, solar circulation system
R2 Pump PA, 2nd collector array
R3 Pump PE, thermal disinfection (option)
R4 Valve DWUC for cylinder selection
R5 Valve DWU1, return boost
S1 Temperature sensor (T1), collector FSK, array 1
S2 Solar cylinder bottom temperature sensor (T2)
S3 Heating return temperature sensor (T4)
S4 Cylinder C bottom temperature sensor (TC)
S5 Temperature sensor (TA), collector FSK, array 2
S6 Cylinder C top temperature sensor (T3)
S7 Flow heat meter WMZ temperature sensor (option)
S8 Return heat meter WMZ temperature sensor (option)
WMZ Heat meter (option)
L3 N3 L4 N4 L5 N5
R2
R3
5
S5
S7
R2
7747006072-16.1 SD
6 720 644 593 (2010/04)
ELECTRICAL CONNECTIONS (FOR ENGINEERS ONLY)
S1 S2 S3 S4 S5 S6 S7 S8 I9
R4 R5 S1 S2 S3 S4 S5 S6 S7 S8 WMZ
S2
S6
S4
R4
R3
S3
R5
43