FOURTH GENERATION OF VENTILATION UNITS WITH HEAT RECOVERY
| Unit | CH-HRV15K4* CH-HRV15AK4** |
CH-HRV20K4* CH-HRV20AK4** |
CH-HRV25K4* CH-HRV25AK4** |
CH-HRV30K4* CH-HRV30AK4** |
| Air capacity, m3/h | 1000/1500/1500 | 1200/2000/2000 | 2000/2500/2500 | 2500/3000/3000 |
| External pressure (ESP), Pa | 84/135/163 | 110/132/176 | 140/170/200 | 150/180/210 |
| Enthalpy exchange efficiency, heating (l/a/m),% | 74/70/70 | 73/71/71 | 72/70/70 | 71/69/69 |
| Enthalpy exchange efficiency, heating (l/a/m),% | 69/66/66 | 65/62/62 | 64/61/61 | 63/60/60 |
| Temperature exchange efficiency (l/a/m), %. | 74/71/71 | 73/71/71 | 72/70/70 | 73/70/70 |
| Voltage, V | 220 | 220 | 220 | 220 |
| Power consumption (l/a/m), W | 485/740/785 | 650/980/1020 | 940/1250/1300 | 1400/1870/1950 |
| Weight, kg | 110 | 112 | 130 | 142 |