3.5 DHP-L Opti Pro
455
596
690
40 ±10
110
528
300
440
1
2
3
1538 (±10)
610
80
4
6
5
7
Figure 4. Dimensions and connections
Symbol explanation
1 Return line water heater, 22 (flexible hose)
2 Brine in, 28 Cu
3 Brine out, 28 Cu
4 Heating system supply pipe, 22 Cu: 4-10 kW, 28 Cu: 12-16
kW
5 Heating system return pipe, 22 Cu: 4-10 kW, 28 Cu: 12-16
kW
6 Supply line water heater, 22 Cu
7 Lead-in for supply, sensor and communication cables
The brine lines (2), (3) and return line water heater (1) can be connected
on the right or left-hand sides.
3.6 DHP-A, DHP-A Opti
1845 (±10)
455
596
528
258
250
300
40±10
1
2
610
80
5
78
9
6
10
3
4
Figure 5. Dimensions and connections
Symbol explanation
1 Brine in, 28 Cu
2 Brine out, 28 Cu
3 Lead-in for supply, sensor and communication cables
4 Heating system supply pipe, 22 Cu: 6-10 kW, 28 Cu: 12 kW
5 Heating system return pipe, 22 Cu: 6-10 kW, 28 Cu: 12 kW
6 Connection for bleed valve, 22 Cu
7 Hot water line, 22 mm
8 Cold water line, 22 mm
9 Expansion outlet brine circuit, R25 int.
10 Safety valve for temperature and pressure (only applies to
certain models)
The brine pipes can be connected on either the left or right-hand sides
of the heat pump.
12 – Installation instructions VMBMA1002
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