9 VELUX
®
Wiring
Cable length table
The maximum permissible cable lengths between the control unit and standard motors must take the specified cable cross-
sections in account. The lengths are shown the table below.
Maximum motor current of the control unit: 4.8 A.
Maximum cable length: (always routed from the control unit to the last junction box)
Operation current: Sum of all motor currents per group.
Cross-section
3 x 1.5 mm² 5 x 1.5 mm²
(2 wires
in parallel)
3 x 2.5 mm² 5 x 2.5 mm²
(2 wires
in parallel)
3 x 4 mm²
Operation current
in A
1 84 m 168 m 140 m 280 m 224 m
2 42 m 84 m 70 m 140 m 112 m
3 28 m 56 m 46.67 m 93.33 m 74.67 m
4 21 m 42 m 35 m 70 m 56 m
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