Thermia Atria Optimum, Installation Manual

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Heat pump Water heater
1 Brine in, 28 Cu
2 Brine out, during normal operation, 28 Cu
3 Brine out, during defrosting to hwh pos 8, 28 Cu
4 Return pipe from water heater pos 9, 28 Cu
5 Heating system supply pipe, 22 Cu: 6-10 kW 28 Cu:12 kW
6 Heating system return pipe, 22 Cu: 6-10 kW 28 Cu:12 kW
7 Lead-in power and sensor lead
8 Connection for brine out when defrosting from pos 3
9 Water heater, return pipe to pos 4
10 Bleed valve, at stainless steel water heater
11 Brine out during defrosting, 28 Cu
12 Hot water line, 22 mm
13 Cold water line, 22 mm
14 Supply to water heater coil
15 Expansion brine circuit
16 Lead-in sensor lead
The brine pipes can be connected on either the left or right-hand sides of the heat pump.
Outdoor unit Atria Optimum
4
3
6
5
1
2
Position Description 6-12 kW
1 Width 1,016 mm
2 Depth 564 mm
3 Distance from rubber hose to side of the outdoor unit 285 mm
4 Height 1,477 mm
5 Height to center of pipe, 28 mm Cu 155.5 mm
6 Height to center of pipe, 28 mm Cu 96.5 mm
Installation Guide Domestic heat pumps
Thermia Värmepumpar VMGFP202
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