Appendix c wiring – RISCO Group LightSYS 2 User Manual
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Wiring
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Appendix C Wiring
The proper use of wire and cable is necessary for the successful installation and operation of
the LightSYS2 system. It is important to select wire of the correct thickness to minimize power
loss and ensure reliable system operation. Take into account both the installationʹs current
requirements and the wiring distances involved. The following tables provide useful
information to help make your installation trouble‐free.
AWG
Gauge
Size
Wire Diameter
Resistance:
Meters
Resistance: Feet
Millime
ters
Inches
Ω Per
Meter
Ω Per
100
Meters
Ω
Per
Foot
Ω Per
1000 Feet
24
0.50
0.020
0.085
8.5
0.026
26.0
22
0.64
0.025
0.052
5.2
0.016
16.0
20
0.80
0.031
0.032
3.2
0.010
10.0
19
0.90
0.035
0.026
2.6
0.008
8.0
18
1.00
0.040
0.020
2.0
0.006
6.0
16
1.27
0.050
0.013
1.3
0.004
4.0
14
1.63
0.064
0.008
0.82
0.0025
2.5
Table A-1: Wire Facts
One-Way Wire Distance
Between LightSYS2
and Plug-In
Transformer
AWG (American Wire Gauge)
For best results use the indicated wire size
or larger (numerically lower) size
In Meters
In Feet
22
20
18
16
14
Up to 5
Up to 15
5 ‐ 8
15 ‐ 25
8 ‐ 12
25 ‐ 40
12 ‐ 20
40 ‐ 60
20 ‐ 30
60 ‐ 100
Table A-2: Wiring Between the LightSYS2 Main Panel and the Plug-In Transformer