VES Compas Fire Alarm Control Panel Installation Manual page 166

Length Resistance
in feet Ω
900 5.7465
1000 6.385
1100 7.0235
1200 7.662
1300 8.3005
1400 8.939
1500 9.5775
1600 10.216
1700 10.8545
1800 11.493
1900 12.1315
2000 12.77
2100 13.4085
2200 14.047
2300 14.6855
2400 15.324
2500 15.9625
2600 16.601
2700 17.2395
2800 17.878
2900 18.5165
3000 19.155
3100 19.7935
3200 20.432
3300 21.0705
3400 21.709
3500 22.3475
3600 22.986
3700 23.6245
3800 24.263
3900 24.9015
4000 25.54
4100 26.1785
4200 26.817
VES Fire Detection Systems
Compas Fire Alarm Control Panel Installation Manual
@ 0.1 A @ 0.2 A
0.57465 1.1493
0.6385 1.277
0.70235 1.4047
0.7662 1.5324
0.83005 1.6601
0.8939 1.7878
0.95775 1.9155
1.0216 2.0432
1.08545 2.1709
1.1493 2.2986
1.21315 2.4263
1.277 2.554
1.34085 2.6817
1.4047 2.8094
1.46855 2.9371
1.5324 3.0648
1.59625 3.1925
1.6601 3.3202
1.72395 3.4479
1.7878 3.5756
1.85165 3.7033
1.9155 3.831
1.97935 3.9587
2.0432 4.0864
2.10705 4.2141
2.1709 4.3418
2.23475 4.4695
2.2986 4.5972
2.36245 4.7249
2.4263 4.8526
2.49015 4.9803
2.554 5.108
2.61785 5.2357
2.6817 5.3634
Appendix C: Calculations
Voltage Drop per Conductor
@ 0.3 A @ 0.4 A
1.72395 2.2986
1.9155 2.554
2.10705 2.8094
2.2986 3.0648
2.49015 3.3202
2.6817 3.5756
2.87325 3.831
3.0648 4.0864
3.25635 4.3418
3.4479 4.5972
3.63945 4.8526
3.831 5.108
4.02255 5.3634
4.2141 5.6188
4.40565 5.8742
4.5972 6.1296
4.78875 6.385
4.9803 6.6404
5.17185 6.8958
5.3634 7.1512
5.55495 7.4066
5.7465 7.662
5.93805 7.9174
6.1296 8.1728
6.32115 8.4282
6.5127 8.6836
6.70425 8.939
6.8958 9.1944
7.08735 9.4498
7.2789 9.7052
7.47045 9.9606
7.662 10.216
7.85355 10.4714
8.0451 10.7268
Version 4.00 | January 2024 | MAN-1431COM
@ 0.5 A
2.87325
3.1925
3.51175
3.831
4.15025
4.4695
4.78875
5.108
5.42725
5.7465
6.06575
6.385
6.70425
7.0235
7.34275
7.662
7.98125
8.3005
8.61975
8.939
9.25825
9.5775
9.89675
10.216
10.53525
10.8545
11.17375
11.493
11.81225
12.1315
12.45075
12.77
13.08925
13.4085
Page 166