Description
| Model | WH12SK-18 | ||
| Indoor Unit | WH12SKN-18 | ||
| Outdoor Unit | WH12SKNU-18 | ||
|
Rated Capacity
|
Cooling kw | 3.5 | |
| Heating kw | 4 | ||
|
Capacity Range
|
Cooling kw min – max
|
0.89 ~ 4.20 | |
|
Heating kw min – max
|
0.89 ~ 6.0 | ||
|
Power Input
|
Cooling Rated | 0.86 | |
| Heating Rated | 0.87 | ||
|
Running
Current |
Cooling Rated | 4 | |
| Heating Rated | 4.1 | ||
| Full Load Amps | A | 6.5 | |
| EER | W/W | 4.07 | |
| AEER | – | 4.07 | |
| COP | W/W | 4.6 | |
| ACOP | – | 4.6 | |
|
Energy Label / Star Ratings
|
Cooling | 5.0/4.5/4.5 | |
| Heating | 3.0/2.5/2.0 | ||
| Power Supply | 1Ph, 220~240V, 50Hz | ||
|
Indoor
|
Air Flow Rate
|
Cooling, Max / H / M / L | 333 / 200 / 166 / 86 / 63 |
| Sound Pressure Level | Cooling, Max / H / M / L / SL | – / 42 / 36 / 26 / 22 | |
| Dimensions (W × H × D) | Net | 998 x 345 x 210 | |
| Weight | Net | 12 | |
|
Outdoor
|
Compressor | Twin Rotary | |
| Condenser | Corrosion Protection | Gold | |
|
Sound Pressure Level
|
Cooling, Rated | 49 | |
| Heating, Rated | 51 | ||
|
Sound Power Level
|
63 | ||
|
Dimensions* (W × H × D) Net
|
770 x 545 x 288 | ||
| Weight – Net | 35 | ||
|
Operation
Range |
Cooling | -10 ~ 48 | |
| Heating | -10 ~ 24 | ||
|
Circuit Breaker A
|
15 | ||
|
Power Supply Guide No
|
3 Core + Earth | ||
|
Power Supply to Unit –
|
Outdoor | ||
|
Power and Communication Cable – No. x mm2
|
4 x 1.0 ( Including Earth) | ||
|
Piping
|
Size
|
Liquid | ø 6.35 (1/4) |
| Gas | Ø 9.52 (3/8) | ||
| Connections Method | Indoor / Outdoor | Flared / Flared | |
| Drain Hose Size | O.D, I.D | mm | 21.5, 16.0 |
|
Between Indoor & Outdoor
|
Piping Length
|
Min ~ Max m | 3 ~ 20 |
| Pre-Charge Length m | 12.5 | ||
|
Max. Elevation Difference m
|
10 | ||
| Piping Connection Heat Insulation | – | Both liquid and gas pipes | |
|
Refrigerant Charge
|
Type – | R32 | |
| Pre Charge g | 900 | ||
|
Additional Charge g/m
|
20 | ||
| Control – | Electronic Expansion Valve |




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