34
9 External Controller shall be connected to 1-pole switch with min 3.0mm contact gap. (connection refer to
Diagram 5.2). Its cable must be (2 x min 0.5 mm
2
), double insulation layer of PVC-sheathed or rubber-
sheathed cable.
* note: - When making such connection, kindly remove the jumper between terminal no. 17 and 18.
- Switch used shall be CE compliance component.
- Maximum operating current shall be less than 3A
rms
.
10 Must install Solar Connection PCB (optional) to indoor unit when Solar Pump Station is utilized. Refer Solar
Connection PCB’s installation instruction for detail of installation.
11 Solar Three-way Valve cable shall be (3 x min 0.5 mm
2
), double insulation layer PVC-sheathed or rubber-
sheathed cable.
12 Solar Pump Station cable shall be (2 x min 0.5 mm
2
), of double insulation PVC-sheathed or rubber-sheathed
cable. Strongly recommended install with maximum length of 10 meter only.
Terminal screw Tightening torque N•cm {kgf•cm}
M4 157~196 {16~20}
M5 196~245 {20~25}
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