Trane HUV - Electrical Data Minimum Circuit Ampacity

84 UV-PRC001-EN
Table E1: Minimum Circuit Ampacity (MCA) for Electric Heat Coils with Standard Motors
Unit Size No of Elem
Coil
kW
208V
1ph
240V
1ph
277V
1ph
208V
3ph
240V
3ph
480V*
3ph
075
3
5.85 36.49 31.63 27.40 21.66 18.77 9.38
100 7.8 48.21 41.78 36.20 28.43 24.64 12.32
125 9.75 60.32 52.28 45.29 35.59 30.85 15.42
150 11.4 70.23 60.87 52.87 52.74 41.33 35.82
17.91 11.4 72.35 62.70 54.33 43.44 37.65 18.82
075
4
7.8 48.21 41.78 36.20 32.34 28.03 14.01
100 10.4 63.83 55.32 47.93 42.67 36.98 18.49
125 13.0 79.85 69.20 59.96 53.40 46.28 23.14
150 15.2 93.07 80.66 69.89 62.14 53.86 26.93
200 15.2 95.19 82.49 71.48 64.26 55.69 27.85
075
6
11.7 NA 62.09 53.80 41.98 36.38 18.19
100 15.6 NA 82.41 71.40 55.52 48.12 24.06
125 19.5 NA 103.06 89.29 69.46 60.20 30.10
150 22.8 NA 120.24 104.18 80.93 70.14 35.07
200 22.8 NA 122.08 105.77 83.04 71.97 35.98
075
7
13.65 NA NA 62.60 52.41 45.43 22.71
100 18.2 NA NA 83.13 69.44 60.18 30.09
125 22.75 NA NA 103.96 86.86 75.28 37.64
150 26.6 NA NA 121.33 101.27 87.76 43.88
200 26.6 NA NA 122.92 103.38 89.60 44.80
075
9
17.55 NA NA NA 62.30 53.99 27
100 23.4 NA NA NA 82.62 71.60 35.80
125 29.25 NA NA NA 103.33 89.55 44.78
150 34.2 NA NA NA 120.53 104.46 52.23
200 34.2 NA NA NA 122.64 106.29 53.15
For Trane Controls, add the
following values to determine
TOTAL MCA
Volts Amps
120 0.94
208 0.55
240 0.48
277 0.41
480 0.41
Electrical Data
Minimum Circuit Ampacity