483760 Edition II II | Seite 204

205 | Play SHR 11005R Commercial Heat Recovery Ventilators The SHR 11005R Commercial Heat Recovery Ventilation system (HRV) complements today's tight buildings. Fantech Heat Recovery Ventilators (HRV) are designed to supply air into a building while exhausting an equal amount of contaminated air to the outside. The aluminum heat exchange core transfers sensible energy between air steams resulting in tempering of the supply air and reduced loads on the HVAC system. During the defrost sequence, a motorized damper temporarily blocks the incoming fresh air stream so that the warm air from the building can circulate through the HRV. The exhaust blower shuts down and the supply blower switches into high speed to maximize