Siemens RVA53.242 - Diverting Valve

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Siemens Building Technologies Basic Documentation RVA63.242, RVA53.242 CE1P2373E
Landis & Staefa Division Application examples 26.03.2001
7.3.5 D.h.w. diverting valve
B31
B3
K6 / K7
Q3
2373z48
Heat source variant Plant type D.h.w. PC MC
A B C D E
1 3 x x
• With a multi-stage heat source, Q2 becomes the boiler pump
Heat source variant Plant type D.h.w. PC MC
A B C D E
1 1 10 x
1 1 118 x x
1 1 119 x x
1 120 x 2
1 121 x x x
Standalone
Cascade slave with
separate d.h.w. circuit