Raypak VERSA IC, Инструкция по установке и эксплуатации

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MODE 3 Hydronic Systems
with Indirect DHW
This section covers a single-boiler used for hydronic
heating in conjunction with an indirect DHW demand
located on the boiler loop. The following diagrams will
show single-boiler systems with and without CWP. The
Fig. 20: MODE 3 Hydronic Single - Boiler with Indirect DHW
Maximum distance not to exceed 4 pipe
diameters or 12” whichever is less
CWP diagrams will show an individual 3-way valve at
the boiler (MIX Type = BOIL). The following piping con-
figurations can be used as fixed set-point or set up to
work in conjunction with an Outdoor Air Reset Sensor
(S4) to adjust the target water temperature as the out-
door air temperature changes.