aldes Cube 300 Notice De Montage page 39

Specific connections for 'BUS grilles'
Iff a bus grilles is used, it must be connected to the Heat Recovery unit using a low voltage connection .
Cross section: 0 .25 to 1 .5 mm
Accessing the electronics card
Connect the grille to the 'BUS' Connector (polarity unimportant) .
Preheating battery : Option
The pre-heating battery (11023225) must be connected to the 'BUS' connector (polarity unimportant) .
Connect the push button to the 'kitchen-switch' connector
(polarity unimportant) .
Cross section: 0 .25 to 1 .5 mm
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