75
Table 54 – (cont.) MCA/MOCP DETERMINATION W/ PWRD C.O.
UNIT
N O M . V --- P H --- H Z
IFM
TYPE
ELECTRIC HEATER W/PWRD C.O.
Nom*
(kW)
FLA
NO P.E. w/ P.E. (pwrd fr/unit)
MCA MOCP
DISC. SIZE
MCA MOCP
DISC. SIZE
FLA LRA FLA LRA
50TC*A06
208/230---1--- 60
STD
None None 44 60 43 155 45.9 60 45 157
4.9/6.5 23.5/27.1 44.0/46.0 60/60 43/43 155/155 45.9/48.4 60/60 45/45 157/157
6.5/8.7 31.4/36.3 51.4/57.5 60/60 47/53 155/155 53.8/59.9 60/60 49/55 157/157
9.8/13.0 46.9/54.2 70.8/79.9 80/80 65/73 155/155 73.1/82.3 80/90 67/76 157/157
13.1/17.4 62.8/72.5 90.6/102.8 100/110 83/95 155/155 93.0/105.1 100/110 86/97 157/157
15.8/21.0 75.8/87.5 106.9/121.5 110/125 98/112 155/155 109.3/123.9 110/125 101/114 157/157
MED
None None 46.1 60 45 180 48 60 48 182
4.9/6.5 23.5/27.1 46.1/48.6 60/60 45/45 180/180 48.0/51.0 60/60 48/48 182/182
6.5/8.7 31.4/36.3 54.0/60.1 60/70 50/55 180/180 56.4/62.5 60/70 52/58 182/182
9.8/13.0 46.9/54.2 73.4/82.5 80/90 68/76 180/180 75.8/84.9 80/90 70/78 182/182
13.1/17.4 62.8/72.5 93.3/105.4 100/110 86/97 180/180 95.6/107.8 100/110 88/99 182/182
15.8/21.0 75.8/87.5 109.5/124.1 110/125 101/114 180/180 111.9/126.5 125/150 103/116 182/182
208/230---3--- 60
STD
None None 30.7 45 31 131 32.6 45 33 133
4.9/6.5 13.6/15.6 30.7/31.6 45/45 31/31 131/131 32.6/34.0 45/45 33/33 133/133
7.9/10.5 21.9/25.3 39.5/43.8 45/45 36/40 131/131 41.9/46.1 45/50 39/42 133/133
12.0/16.0 33.4/38.5 53.9/60.3 60/70 50/55 131/131 56.3/62.6 60/70 52/58 133/133
15.8/21.0 43.8/50.5 66.9/75.3 70/80 62/69 131/131 69.3/77.6 70/80 64/71 133/133
19.9/26.5 55.2/63.8 81.1/91.9 90/100 75/85 131/131 83.5/94.3 90/100 77/87 133/133
MED
None None 31 45 31 149 32.9 45 33 151
4.9/6.5 13.6/15.6 31.0/32.0 45/45 31/31 149/149 32.9/34.4 45/45 33/33 151/151
7.9/10.5 21.9/25.3 39.9/44.1 45/45 37/41 149/149 42.3/46.5 45/50 39/43 151/151
12.0/16.0 33.4/38.5 54.3/60.6 60/70 50/56 149/149 56.6/63.0 60/70 52/58 151/151
15.8/21.0 43.8/50.5 67.3/75.6 70/80 62/70 149/149 69.6/78.0 70/80 64/72 151/151
19.9/26.5 55.2/63.8 81.5/92.3 90/100 75/85 149/149 83.9/94.6 90/100 77/87 151/151
HIGH
None None 33.3 45 34 175 35.2 50 36 177
4.9/6.5 13.6/15.6 33.3/34.9 45/45 34/34 175/175 35.2/37.3 50/50 36/36 177/177
7.9/10.5 21.9/25.3 42.8/47.0 45/50 39/43 175/175 45.1/49.4 50/50 42/45 177/177
12.0/16.0 33.4/38.5 57.1/63.5 60/70 53/58 175/175 59.5/65.9 60/70 55/61 177/177
15.8/21.0 43.8/50.5 70.1/78.5 80/80 65/72 175/175 72.5/80.9 80/90 67/74 177/177
19.9/26.5 55.2/63.8 84.4/95.1 90/100 78/88 175/175 86.8/97.5 90/100 80/90 177/177
4 6 0 --- 3 --- 6 0
STD
None None 14.7 20 15 62 15.7 20 16 63
6.0 7.2 14.7 20 15 62 15.7 20 16 63
11.5 13.8 22.6 25 21 62 23.9 25 22 63
14.0 16.8 26.4 30 24 62 27.6 30 25 63
23.0 27.7 40.0 45 37 62 41.3 45 38 63
25.5 30.7 43.8 45 40 62 45.0 50 41 63
MED
None None 15.2 20 15 71 16.2 20 16 72
6.0 7.2 15.2 20 15 71 16.3 20 16 72
11.5 13.8 23.3 25 21 71 24.5 25 23 72
14.0 16.8 27.0 30 25 71 28.3 30 26 72
23.0 27.7 40.6 45 37 71 41.9 45 39 72
25.5 30.7 44.4 45 41 71 45.6 50 42 72
HIGH
None None 16 20 16 84 17 20 17 85
6.0 7.2 16.0 20 16 84 17.3 20 17 85
11.5 13.8 24.3 25 22 84 25.5 30 23 85
14.0 16.8 28.0 30 26 84 29.3 30 27 85
23.0 27.7 41.6 45 38 84 42.9 45 39 85
25.5 30.7 45.4 50 42 84 46.6 50 43 85
5 7 5 --- 3 --- 6 0
STD None None 11.5 15 12 48 13.4 15 14 50
MED None None 11.6 15 12 54 13.5 15 14 56
HIGH None None 12.4 15 13 65 14.3 20 15 67
* Nominal valves, listed as 208/240V, 480V or 600V as appropriate.
See Legend and calculations on page 72.
50TC
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