Appendix
84 | WOLF GmbH 3066501_201910
Low loss header / plate heat exchanger for hydraulic separation without cylinder or cylinder
behind low loss header
Fig. 12.6 Systemconguration11-Lowlossheader/plateheatexchangerforhydraulicseparation
q Input E2
w Feed/heating circuit pump
e Header sensor
– Burner starts subject to demand from the header temperature control
– Feed/heating circuit pump enabled as a feed pump
– Header temperature control
– Input E2: Header sensor
– Heating circuit and cylinder heating with MM-2
Cylinder before the low loss header / plate heat exchanger for hydraulic separation
Fig. 12.7 Systemconguration11-Cylinderforhydraulicseparation
q Input: Cylinder temperature sensor
w Input E2: Header temperature sensor
e Cylinder primary pump
r Feed/heating circuit pump
t Cylinder temperature sensor
y Cylinder
u Header temperature sensor
– Burner starts subject to demand from the header temperature control (heating mode) or in case of
cylinder demand.
– Feed/heating circuit pump enabled as a feed pump (heating mode only). Not activated during cylinder
heating.
– Header temperature control (heating mode only)
– Input E2: Header sensor (heating mode only)
– In case of cylinder heating, the reference temperature is provided by the boiler sensor.
– Heating circuits with MM-2
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