Honeywell VARIODYN D1 Installation Instruction page 15

3.4.2 Specification loudspeaker cables
The following cable cross-sections (mm²) must be used for loudspeaker loop, depending on the power and cable
length:
Power
Length
100 m
200 m
300 m
400 m
500 m
600 m
700 m
800 m
900 m
1000 m
Cable type:
Conversion:
Calculation aid:
3.4.3 Specification Loop Isolator Modul (LIM)
The maximum distance between two Loop Isolator Modules (LIM) in the ring depends on the selected cable cross-
section in Chapter 3.4.2. The distance can be configured for specific projects using the values in the following
table.
The factory recommendation is a configuration with 1.5 mm² ≙ max. distance 100 m.
FB 798663.GB0 / 05.19
100 W 200 W
0.5 0.5
0.5 0.5
0.5 0.75
0.5 0.75
0.5 0.75
0.5 0.75
0.75 1
0.75 1
0.75 1.5
0.75 1.5
The loudspeakers can be connected using communications cable I-Y (St) Y n x 2
x 0.8 mm, for example. If a different, comparable cable type is used, please bear
in mind the output and cable length required.

Cable cross-section

0.5 mm²

0.75 mm²

Loop fault-free

Loop with faults
Up to 1st speaker max. 150 m cable length; the further speakers are evenly
distributed.
Cable cross-section
2.5 mm²
2 mm²
1.5 mm²
1 mm ²
0.5 mm²
0.25 mm²
Installation Instruction VARIODYN
300 W
0.5
0.5
0.75
0.75
0.75
1
1
1.5
1.5
1.5
Cable diameter
0.8 mm
1.0 mm
Max. 1 dB (=10 %) power loss
Additional 2 dB power loss
Max. distance
165 m
130 m
100 m
66 m
33 m
16.5 m
®
D1 System
400 W 500 W
0.75 0.75
0.75 1
1 1.5
1 1.5
1.5 1.5
1.5 1.5
1.5 2
2 2
2 2.5
2 2.5
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