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The Maxivent WTW air handling units with counterflow heat exchanger 2800 m³/h with hot water coil vertical left - PHE 2800 V WOJL are high-quality, robust, and advanced balanced ventilation units with heat recovery, specifically designed for offices, medical practices, and large commercial buildings. The air handling unit has a maximum airflow of 3575 m³/h and a thermal efficiency of 83%. The unit operates with a counterflow heat exchanger and EC fans and features a hot water coil that heats the supply air to the desired temperature while preventing frost formation in the heat exchanger. The AHU is designed for floor mounting and can be opened on the left side for maintenance.
The Maxivent WTW air handling units with counterflow heat exchanger 2800 m³/h with hot water coil vertical left - PHE 2800 V WOJL are designed for large commercial spaces such as offices, meeting rooms, medical practices, retail stores, and educational or healthcare environments. Thanks to the combination of heat recovery, EC fans, and the hot water coil, the unit delivers stable and energy-efficient ventilation, even at low outdoor temperatures. The integrated controls and summer bypass ensure a comfortable indoor climate throughout the year, both in winter and during warm periods.
| Brand | Maxivent |
| Category | Maxivent PHE counterflow - top connection |
| GTIN | 8719544333162 |
| Manufacturer's item number | Maxivent PHE 2800 V WOJL |
| Article number | 78010541 |
| Category code | 36 |
| Length | 2194 mm |
| Width | 869 mm |
| Height | 1706 mm |
| Housing material | Steel |
| Heat recovery by | Counter current unit |
| Electrical connection | Terminals |
| Type of motor | Electronically commutated (EC) |
| Efficiency supply filter according to ISO 16890-1:2016 | 55 % |
| Degree of protection (IP) | IP41 |
| Efficiency exhaust filter according to ISO 16890-1:2016 | 50 % |
| With bypass | Yes |
| Supply filter according to ISO 16890-1:2016 | ISO ePM1 |
| Exhaust filter according to ISO 16890-1:2016 | ISO ePM10 |
| Connection voltage | 400 V |
| Surface protection housing | Continuously galvanised |
| External controller required | No |
| Device emplacement | Indoor positioning |
| With thermal overload protection | Yes |
| Type of speed control | Continuously variable |
| Air volume, unloaded | 3575 m³/h |
| Type of heating coil | Hot water heat exchanger |
| Type of exhaust fan | Direct |
| Power consumption | 1.123 kW |
| Suitable for frequency control | No |
| Frost protection circuit | Yes |
| Pole-reversible | No |
| Explosion safety | None |
| Type of cooling coil | None |
| Suitable for transformer control | No |
| Suitable for electronic control | Yes |
| Type of supply fan | Direct |
| Max. air temperature | 40 °C |
| Change-over system | No |
| With humidifier | No |
| Nominal duct width of suction end | 600 mm |
| Connection suction side | Rectangular |
| Nominal duct width, delivery side | 600 mm |
| Number of connections delivery side | 2 |
| Nominal duct height of suction end | 400 mm |
| Connection delivery side | Rectangular |
| Nominal duct height, delivery side | 400 mm |
| Number of connections suction side | 2 |
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