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Electrical installation
Safety
It is important to check that wires are not damaged or squeezed during connection and use.
Connections overview
1. Power supply socket 230V for Compact P2
2. Grommets (a: Transmission cable between indoor unit and Compact P2, b: Sensor T18 for buffer tank, c: 3-way valve for SHW tank)
3. Screw terminal for controlling heating/cooling (HEAT+COM: heating control. COM+COOL: cooling control)
4. Communication cable for AIR heat pump outdoor unit (RJ45)
5. RJ45 port for T21, T22 and anode in SHW tank
6. Port for supplemental electric heating in SHW tank
7. Power supply cable for supplemental electric heating in buffer tank
8. Electrical connection cable for AIR heat pump indoor unit + Compact
9. Electrical connection cable for AIR heat pump outdoor unit
10. Connection for the user’s internet router via LAN cable
11. Connection of PC via USB cable
12. 8-pin port with the possibility of connecting accessories (the 8-pin plug is delivered with the instruction manuals)
13. Cable glands for external electrical connections that you install in the terminal blocks at the back of the metal plate.
ATTENTION
All work must be carried out by qualified persons and in compliance with existing legislation and regulations.
ATTENTION
It is important that the power is off, if you do work to the electrical components of the unit.
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