Systemair adds a range of rooftop units operating on lower GWP refrigerant R32. The SYSAER R32 boasts several features including, scroll compressors, energy-saving EC fans, advanced controls and low noise levels in a small chassis of only 8.55m2.
They are available in two models with cooling capacities of 106kW and 139kW and heating capacities of 106kW and 142kW. They handle wide operating limits from -15°C to +50°C OAT. In cooling operation, a dehumidification function provides even better air quality and comfort. The SYSAER R32 units are equipped with new heat exchangers allowing a refrigerant charge reduction of 40%. A safety ventilation system has also been incorporated to ensure venting of the refrigerant gas to the outside of the unit in case of a leak.
The SYSAER R32 units designed with double skin panels (25mm glass wool), new EC indoor fans and compressors covered with sound jackets and closed in a “low noise box”. They also feature a new advanced control system with, among others, Modbus protocols, an optimised defrosting logic, a high-security envelope, Modbus control of the indoor fans and cloud connection.
