EDM SYSHP MINI SPLIT 06 16

Table Of Contents
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5.3 Space Heang, Space Cooling and Domesc Hot Water
Floor heang loops and fan coil units are used for space heang and fan coil units are used for space cooling. Domesc hot
water is supplied from the domesc hot water tank connected to the hydronic box. The unit switches to heang or cooling mode
according to the temperature detected by the room thermostat. In space cooling mode, the 2-way valve is closed to prevent cold
water entering the oor heang loops.
Figure 1-5.3: Space heang, space cooling and domesc hot water
Legend
1 Outdoor unit 11 3-way valve (eld supplied)
2 Hydronic box 12 Distributor (eld supplied)
3 Plate heat exchanger 13 Collector (eld supplied)
4 Backup electric heater(oponal) 14 Domesc hot water tank (eld supplied)
5 Internal circulator pump 15 Heat exchanger coil
6 User interface 16 Immersion heater
7 Room thermostat (eld supplied) 17 Bypass valve (eld supplied)
8 Stop valve (eld supplied) FHL 1...n Floor heang loops (eld supplied)
9 Motorized 3-way valve (eld supplied) FCU 1...n Fan coil units (eld supplied)
10 External circulator pump (eld supplied)