| Model | GMV-R28C/ Na-K | GMV-R36C/ Na-K | GMV-R50C/ Na-K | ||
| Rated Capacity | Cooling | kW | 2.8 | 3.6 | 5.0 |
| Heating | kW | 3.2 | 4.0 | 5.5 | |
| Power Supply | V-Ph-Hz | 220~240V - 1ph - 50Hz | |||
| Air Flow Volume | m3/h | 500 / 370 / 280 | 600 / 440 / 360 | 650 / 500 / 410 | |
| CFM | 294 / 217 / 164 | 353 / 258 / 211 | 383 / 294 / 241 | ||
| Sound Pressure Level | dB(A) | 38 / 33 / 26 | 40 / 37 / 32 | 46 / 41 / 35 | |
| Refrigerant Connection Pipe | Gas | in | 3/8΄΄ | 3/8΄΄ | 1/2΄΄ |
| Liquid | in | 1/4΄΄ | 1/4΄΄ | 1/4΄΄ | |
| Diameter Condensing Pipe | mm | Φ17 x 1 | Φ17 x 1 | Φ17 x 1 | |
| Dimension (L x D x H) | mm | 700 x 215 x 600 | 700 x 215 x 600 | 700 x 215 x 600 | |
| Net Weight | kg | 16.00 | 16.00 | 16.00 | |