Installation
Observe the applicable regulations for electrical installations, e.g. DIN EN 50110-1 and DIN EN 60204-1, in Germany in particular VDE 0100 with the corresponding parts.
DANGER due to electric shock
Observe the safety rules of electrical engineering. Before taking off covers and before installing the electrics, shut down all supply circuits, switch off mains fuse, check that no voltage is present, secure against being accidentally switched back on and position a visible warning sign.
CAUTION Risk of injury when fans are running.
Before removing the front cover of the ventilation unit, wait until the fans have stopped.
CAUTION Risk of burning from hot housing parts on units with PTC heat register.
After removing the front cover, do not touch the heat register. First wait until the heat register and the housing parts have cooled off.