Outgoing air heat recovery device has components of primary coolant circuit assembled on drawer which can be pushed into housing in ventilation shaft

摘要

Heat recovery device includes a primary coolant circuit with an outgoing-air/coolant heat exchanger (10), compressor (16), coolant/heat-transfer-medium heat exchanger and a throttle unit. these are integrated in a ventilation shaft (52) by being assembled on a drawer (24) which can be pushed into a housing in the shaft.