National Comfort Products Comfort Pack CPE U Series, Installation Manual, Page: 27 / 36

Installation Guide for Comfort Pack (CPE) Units
25
CPE Troubleshooting Calculator
UNIT SIZE COLOR SPEED 0.1 ∆T 0.2 ∆T 0.3 ∆T 0.4 ∆T 0.5 ∆T KW Model Banks Ohms per bank Amps per bank
Red 1 780 20.6 770 20.9 760 21.2 725 22.2 680 23.6 5 kw 2 20.8 11.06
Yellow 2 715 22.5 690 23.3 660 24.4 620 25.9 560 28.7 Volts
Watts
Btu's Total Amps
Blue 3 620 25.9 580 27.7 520 30.9 450 35.7 380 42.3 230 5086.54 17360 22.12
Black 4 550 29.2 500 32.1 430 37.4 340 47.3 240 67.0
Orange 5 415 38.7 325 49.5 225 71.4
Red 1 780 20.6 770 20.9 760 21.2 725 22.2 680 23.6
Yellow 2 715 22.5 690 23.3 660 24.4 620 25.9 560 28.7 COLD
Blue 3 620 25.9 580 27.7 520 30.9 450 35.7 380 42.3 MODEL BANKS OHMS PER BANK
Black 4 550 29.2 500 32.1 430 37.4 340 47.3 240 67.0 5 KW 2 20.8
Orange 5 415 38.7 325 49.5 225 71.4 7 KW 2 14.8
Red 1 780 20.6 770 20.9 740 21.7 705 22.8 660 24.4 10 KW 2 10.4
Yellow 2 720 22.3 680 23.6 635 25.3 590 27.2 530 30.3 15 KW 3 10.4
Blue 3 600 26.8 560 28.7 500 32.1 430 37.4 365 44.0
Black 4 535 30.0 485 33.1 415 38.7 325 49.5 230 69.9
Orange 5 410 39.2 320 50.2 225 71.4
Red 1 780 29.0 770 29.3 760 29.7 725 31.2 680 33.2 KW Model Banks Ohms per bank Amps per bank
Yellow 2 715 31.6 690 32.7 660 34.2 620 36.4 560 40.3 7 kw 2 14.8 15.54
Blue 3 620 36.4 580 39.0 520 43.4 450 50.2 380 59.5 Volts Watts Btu's Total Amps
Black 4 550 41.1 500 45.2 430 52.5 340 66.4 240 94.1 230 7148.65 24398 31.08
Orange 5 415 54.4 325 69.5 225 100.4
Red 1 780 29.0 770 29.3 760 29.7 725 31.2 680 33.2
Yellow 2 715 31.6 690 32.7 660 34.2 620 36.4 560 40.3
Blue 3 620 36.4 580 39.0 520 43.4 450 50.2 380 59.5 COLD
Black 4 550 41.1 500 45.2 430 52.5 340 66.4 240 94.1 MODEL BANKS OHMS PER BANK
Orange 5 415 54.4 325 69.5 225 100.4 5 KW 2 20.8
Red 1 780 29.0 770 29.3 740 30.5 705 32.0 660 34.2 7 KW 2 14.8
Yellow 2 720 31.4 680 33.2 635 35.6 590 38.3 530 42.6 10 KW 2 10.4
Blue 3 600 37.7 560 40.3 500 45.2 430 52.5 365 61.9 15 KW 3 10.4
Black 4 535 42.2 485 46.6 415 54.4 325 69.5 230 98.2
Orange 5 410 55.1 320 70.6 225 100.4
Red 1 780 41.2 770 41.8 760 42.3 725 44.3 680 47.3
Yellow 2 715 45.0 690 46.6 660 48.7 620 51.9 560 57.4 KW Model Banks Ohms per bank Amps per bank
Blue 3 620 51.9 580 55.4 520 61.8 450 71.4 380 84.6 10 kw 2 10.4 22.12
Black 4 550 58.5 500 64.3 430 74.8 340 94.6 240 134.0 Volts Watts Btu's Total Amps
Orange 5 415 77.5 325 98.9 225 142.9 230 10173.08 34721 44.23
Red 1 780 41.2 770 41.8 760 42.3 725 44.3 680 47.3
Yellow 2 715 45.0 690 46.6 660 48.7 620 51.9 560 57.4
Blue 3 620 51.9 580 55.4 520 61.8 450 71.4 380 84.6
Black 4 550 58.5 500 64.3 430 74.8 340 94.6 240 134.0 COLD
Orange 5 415 77.5 325 98.9 225 142.9 MODEL BANKS OHMS PER BANK
Red 1 780 41.2 770 41.8 740 43.4 705 45.6 660 48.7 5 KW 2 20.8
Yellow 2 720 44.7 680 47.3 635 50.6 590 54.5 530 60.7 7 KW 2 14.8
Blue 3 600 53.6 560 57.4 500 64.3 430 74.8 365 88.1 10 KW 2 10.4
Black 4 535 60.1 485 66.3 415 77.5 325 98.9 230 139.8 15 KW 3 10.4
Orange 5 410 78.4 320 100.5 225 142.9
Red 1 820 39.2 780 41.2 740 43.4 700 45.9 660 48.7
Yellow 2 720 44.7 680 47.3 635 50.6 590 54.5 530 60.7
Blue 3 600 53.6 560 57.4 500 64.3 430 74.8 365 88.1
Black 4 535 60.1 485 66.3 415 77.5 325 98.9 230 139.8
Orange 5 410 78.4 320 100.5 225 142.9
Red 1 780 61.8 770 62.6 760 63.5 725 66.5 680 70.9
Yellow 2 715 67.4 690 69.9 660 73.1 620 77.8 560 86.1
Blue 3 620 77.8 580 83.1 520 92.7 450 107.2 380 126.9 CPE Troubleshooting Calculator
Black 4 550 87.7 500 96.4 430 112.1 340 141.8 240 200.9 KW Model Banks Ohms per bank Amps per bank
Orange 5 415 116.2 325 148.4 225 214.3 15 kw 3 10.4 22.12
Red 1 780 61.8 770 62.6 740 65.2 705 68.4 660 73.1 Volts Watts Btu's Total Amps
Yellow 2 720 67.0 680 70.9 635 75.9 590 81.7 530 91.0 230 15259.62 52081 66.35
Blue 3 600 80.4 560 86.1 500 96.4 430 112.1 365 132.1
Black 4 535 90.1 485 99.4 415 116.2 325 148.4 230 209.7
Orange 5 410 117.6 320 150.7 225 214.3
Red 1 820 58.8 780 61.8 740 65.2 700 68.9 660 73.1 COLD
Yellow 2 720 67.0 680 70.9 635 75.9 590 81.7 530 91.0 MODEL BANKS OHMS PER BANK
Blue 3 600 80.4 560 86.1 500 96.4 430 112.1 365 132.1 5 KW 2 20.8
Black 4 535 90.1 485 99.4 415 116.2 325 148.4 230 209.7 7 KW 2 14.8
Orange 5 410 117.6 320 150.7 225 214.3 10 KW 2 10.4
15 KW 3 10.4
Comfort Pack Electric CFM and Temperature Rise @ 230 Volts
CPE41205
CPE41805
CPE42405
CPE41207
CPE41807
Not Recommended
Factory Setting
*All values are approximate
*Do not operate with supply temperature above 150°F
Legend
CPE42415
CPE43015
CPE42407
CPE41210
CPE41810
CPE42410
CPE43010
CPE41815
CPE Troubleshooting Calculator
UNIT SIZE COLOR SPEED 0.1 ∆T 0.2 ∆T 0.3 ∆T 0.4 ∆T 0.5 ∆T
KW Model Banks Ohms per bank Amps per bank
Red 1 780 20.6 770 20.9 760 21.2 725 22.2 680 23.6 5 kw 2 20.8 11.06
Yellow 2 715 22.5 690 23.3 660 24.4 620 25.9 560 28.7 Volts Watts Btu's Total Amps
Blue 3 620 25.9 580 27.7 520 30.9 450 35.7 380 42.3 230 5086.54 17360 22.12
Black 4 550 29.2 500 32.1 430 37.4 340 47.3 240 67.0
Orange 5 415 38.7 325 49.5 225 71.4
Red 1 780 20.6 770 20.9 760 21.2 725 22.2 680 23.6
Yellow 2 715 22.5 690 23.3 660 24.4 620 25.9 560 28.7 COLD
Blue 3 620 25.9 580 27.7 520 30.9 450 35.7 380 42.3 MODEL BANKS OHMS PER BANK
Black 4 550 29.2 500 32.1 430 37.4 340 47.3 240 67.0 5 KW 2 20.8
Orange 5 415 38.7 325 49.5 225 71.4 7 KW 2 14.8
Red 1 780 20.6 770 20.9 740 21.7 705 22.8 660 24.4 10 KW 2 10.4
Yellow 2 720 22.3 680 23.6 635 25.3 590 27.2 530 30.3 15 KW 3 10.4
Blue 3 600 26.8 560 28.7 500 32.1 430 37.4 365 44.0
Black 4 535 30.0 485 33.1 415 38.7 325 49.5 230 69.9
Orange 5 410 39.2 320 50.2 225 71.4
Red 1 780 29.0 770 29.3 760 29.7 725 31.2 680 33.2 KW Model Banks Ohms per bank Amps per bank
Yellow 2 715 31.6 690 32.7 660 34.2 620 36.4 560 40.3 7 kw 2 14.8 15.54
Blue 3 620 36.4 580 39.0 520 43.4 450 50.2 380 59.5 Volts
Watts
Btu's Total Amps
Black 4 550 41.1 500 45.2 430 52.5 340 66.4 240 94.1 230 7148.65 24398 31.08
Orange 5 415 54.4 325 69.5 225 100.4
Red 1 780 29.0 770 29.3 760 29.7 725 31.2 680 33.2
Yellow 2 715 31.6 690 32.7 660 34.2 620 36.4 560 40.3
Blue 3 620 36.4 580 39.0 520 43.4 450 50.2 380 59.5 COLD
Black 4 550 41.1 500 45.2 430 52.5 340 66.4 240 94.1 MODEL BANKS OHMS PER BANK
Orange 5 415 54.4 325 69.5 225 100.4 5 KW 2 20.8
Red 1 780 29.0 770 29.3 740 30.5 705 32.0 660 34.2 7 KW 2 14.8
Yellow 2 720 31.4 680 33.2 635 35.6 590 38.3 530 42.6 10 KW 2 10.4
Blue 3 600 37.7 560 40.3 500 45.2 430 52.5 365 61.9 15 KW 3 10.4
Black 4 535 42.2 485 46.6 415 54.4 325 69.5 230 98.2
Orange 5 410 55.1 320 70.6 225 100.4
Red 1 780 41.2 770 41.8 760 42.3 725 44.3 680 47.3
Yellow 2 715 45.0 690 46.6 660 48.7 620 51.9 560 57.4 KW Model Banks Ohms per bank Amps per bank
Blue 3 620 51.9 580 55.4 520 61.8 450 71.4 380 84.6 10 kw 2 10.4 22.12
Black 4 550 58.5 500 64.3 430 74.8 340 94.6 240 134.0 Volts Watts Btu's Total Amps
Orange 5 415 77.5 325 98.9 225 142.9 230 10173.08 34721 44.23
Red 1 780 41.2 770 41.8 760 42.3 725 44.3 680 47.3
Yellow 2 715 45.0 690 46.6 660 48.7 620 51.9 560 57.4
Blue 3 620 51.9 580 55.4 520 61.8 450 71.4 380 84.6
Black 4 550 58.5 500 64.3 430 74.8 340 94.6 240 134.0 COLD
Orange 5 415 77.5 325 98.9 225 142.9 MODEL BANKS OHMS PER BANK
Red 1 780 41.2 770 41.8 740 43.4 705 45.6 660 48.7 5 KW 2 20.8
Yellow 2 720 44.7 680 47.3 635 50.6 590 54.5 530 60.7 7 KW 2 14.8
Blue 3 600 53.6 560 57.4 500 64.3 430 74.8 365 88.1 10 KW 2 10.4
Black 4 535 60.1 485 66.3 415 77.5 325 98.9 230 139.8 15 KW 3 10.4
Orange 5 410 78.4 320 100.5 225 142.9
Red 1 820 39.2 780 41.2 740 43.4 700 45.9 660 48.7
Yellow 2 720 44.7 680 47.3 635 50.6 590 54.5 530 60.7
Blue 3 600 53.6 560 57.4 500 64.3 430 74.8 365 88.1
Black 4 535 60.1 485 66.3 415 77.5 325 98.9 230 139.8
Orange 5 410 78.4 320 100.5 225 142.9
Red 1 780 61.8 770 62.6 760 63.5 725 66.5 680 70.9
Yellow 2 715 67.4 690 69.9 660 73.1 620 77.8 560 86.1
Blue 3 620 77.8 580 83.1 520 92.7 450 107.2 380 126.9 CPE Troubleshooting Calculator
Black 4 550 87.7 500 96.4 430 112.1 340 141.8 240 200.9 KW Model Banks Ohms per bank Amps per bank
Orange 5 415 116.2 325 148.4 225 214.3 15 kw 3 10.4 22.12
Red 1 780 61.8 770 62.6 740 65.2 705 68.4 660 73.1 Volts
Watts
Btu's Total Amps
Yellow 2 720 67.0 680 70.9 635 75.9 590 81.7 530 91.0 230 15259.62 52081 66.35
Blue 3 600 80.4 560 86.1 500 96.4 430 112.1 365 132.1
Black 4 535 90.1 485 99.4 415 116.2 325 148.4 230 209.7
Orange 5 410 117.6 320 150.7 225 214.3
Red 1 820 58.8 780 61.8 740 65.2 700 68.9 660 73.1 COLD
Yellow 2 720 67.0 680 70.9 635 75.9 590 81.7 530 91.0 MODEL BANKS OHMS PER BANK
Blue 3 600 80.4 560 86.1 500 96.4 430 112.1 365 132.1 5 KW 2 20.8
Black 4 535 90.1 485 99.4 415 116.2 325 148.4 230 209.7 7 KW 2 14.8
Orange 5 410 117.6 320 150.7 225 214.3 10 KW 2 10.4
15 KW 3 10.4
Comfort Pack Electric CFM and Temperature Rise @ 230 Volts
CPE41205
CPE41805
CPE42405
CPE41207
CPE41807
Not Recommended
Factory Setting
*All values are approximate
*Do not operate with supply temperature above 150°F
Legend
CPE42415
CPE43015
CPE42407
CPE41210
CPE41810
CPE42410
CPE43010
CPE41815