Maple Armor FW106C - Appendix B: NAC Wire Selection Guide

InstallationandOperationManual 
59
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NACWireSelectionGuide
Table17NACWiringTable
TotalSignal
Load
MaximumWiringRuntoLastDevice
Maximum
Line
Resistance
AWG12 AWG14 AWG16 AWG18
Amperes ft m ft m ft m ft m Ohms 
0.3 4530 1381 2847 868 1782 543 1124 343 7.33
0.6 2265 691 1423 434 891 272 562 171 3.67
0.9 1510 460 949 289 594 181 375 114 2.44
1.2 1132 345 712 217 445 136 281 86 1.83
1.5 906 276 569 174 356 109 225 69 1.47
2 679 207 427 130 267 81 169 51 1.10
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NACcircuitsareratedforof2Ampereseach.
Maximumvoltagedropcan’texceed1.8V(forregulatedcircuit).
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AnnunciatorWireSelectionGuide
Table18AnnunciatorWiringTable
(AWG)
Wire
Resistance
ft m
（ohms/km）
12 5.31 15443 4708
13 6.69 12257 3737
14 8.45 9704 2959
15 10.6 7736 2358
16 13.5 6074 1852
17 16.3 5031 1534
18 21.4 3832 1168
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