Lindab AGHR-100 User Manual page 19

CONNECTION OF MORE THAN 10 VENTILATORS IN SERIES
In case of connection above 10 ventilators the ventilator 11 is energized not
though the previous ventilator but from power mains (L and N terminals).
The control signals G and D from the 10th ventilator are transferred through
the cable 2 x 0.5 mm .
2
The ventilators no. 12...20 are connected to the ventilator no. 11 in the same
way as the ventilators no. 1...10.
All the connected ventilators are controlled with the ventilator no. 1.
ALL THE CONNECTED IN SERIES VENTILATORS MUST BE
GROUNDED!
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