Line Lengths - Zumtobel NBOX Montageanleitung

5.3

Line lengths

Mains line
Note
i
These specifications apply when using the prescribed mains fuse provided on site (B 16 A).
Conductor cross-section
2.5 mm²
(solid or fine-stranded)
Table 19: Maximum line length of mains line for mains fuse provided on site (B 16 A)
System bus
Note
i
If the maximum line length is exceeded, the set switching modes may no longer function or it may
no longer be possible to operate the nBox system. However, the emergency lighting function is still
guaranteed.
Condition
Maximum line length for system bus between the two most
remote external devices
Maximum line length for system bus between the most remote
external device and the nBox BCU recharging device
Table 20: Maximum line length for the system bus
Line length per output circuit
Note
i
If the maximum line length is exceeded, the set switching modes may no longer function or it may
no longer be possible to operate the nBox system. However, the emergency lighting function is still
guaranteed.
Maximum total line length from the nBox to the most remote
point
Total length of all lines (per output circuit)
Table 21: Maximum line length per output circuit
Note
i
A larger conductor cross-section does not increase the maximum permissible line lengths!
nBox, Installation instructions 1.0 | 02.2021 | en
Maximum line length
490 m
Conductor cross-section:
0.75 mm²
350 m
350 m
Conductor cross-section
3 × 1.50 mm²
3 × 1.50 mm²
Technical data
Conductor cross-section:
1.50 mm²
500 m
500 m
Maximum line length
200 m
300 m
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