INSTALLATION
| Specification
982000-AIR-M2-M4-EN03.1 | www.ochsner.com 75
Key to system principle schematic for AIR 7, AIR 11 and AIR 18 (M2-4)
A Main distributor for 3-phase alternating current
B Main distributor for single phase alternating current
C Indoor unit control box
D Outdoor unit terminal box
E Outdoor unit
F Indoor unit
G DHW cylinder
H Heat pump separating cylinders
I Remote controller
1 Electric booster heater
2 Control circuit (OTE controller)
3 Main power circuit (compressor and fan)
4 PSU signal contact
5 0-10 VDC fan speed
6 Stepper motor of expansion valve A
7 Suction gas sensor S2
8 Defrost sensor (TQE, TQA)
9 Fan power supply
10 Fan fault message
11 Outdoor temperature sensor (TA)
12 Top buffer sensor (TPO)
13 Bottom buffer sensor (TPM)
14 DHW sensor (TB)
15 Heating circuit circulation pump 1, direct (HCP 1)
16 Mixer sensor (TMK)
17 Heating circuit circulation pump 2, mixed (HCP 2)
Power supply via high limit safety cut-out
18 Heating circuit mixing valve (MVH)
19 Control elements (eBus)
Содержание AIR 7
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