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Electrical Data – Fusing & Wire Sizing
Electrical Service: 460VAC, 3 phase
MODEL COMPONENT RATING
F.L.A.
@460VAC
SUGGESTED
FUSING
WIRE SIZE
500
HEATER 10 KW 12.6 20 AMPS #12 AWG
MOTOR 2.5 HP 4.1 7.5 AMPS #12 AWG
600
HEATER 12 KW 15.1 20 AMPS #12 AWG
MOTOR 4 HP 6.2 10 AMPS #12 AWG
750
HEATER 14 KW 17.6 25 AMPS #12 AWG
MOTOR 4 HP 6.2 10 AMPS #12 AWG
900
HEATER 17 KW 21.3 30 AMPS #10 AWG
MOTOR 4 HP 6.2 10 AMPS #12 AWG
1050
HEATER 19 KW 23.8 30 AMPS #10 AWG
MOTOR 5 HP 7.6 12 AMPS #12 AWG
1300
HEATER 23 KW 28.9 40 AMPS #8 AWG
MOTOR 7.5 HP 11 17.5 AMPS #12 AWG
1500
HEATER 28 KW 35.1 45 AMPS #8 AWG
MOTOR 10 HP 14 20 AMPS #12 AWG
1800
HEATER 33 KW 41.4 60 AMPS #6 AWG
MOTOR 10 HP 14 20 AMPS #12 AWG
2200
HEATER 40 KW 50.2 70 AMPS #4 AWG
MOTOR 10 HP 14 20 AMPS #12 AWG
2600
HEATER 45 KW 56.5 80 AMPS #4 AWG
MOTOR 15 HP 21 30 AMPS #10 AWG
3200
HEATER 54 KW 67.8 90 AMPS #2 AWG
MOTOR 5 HP 7.6 12 AMPS #12 AWG
3600
HEATER 60 KW 75.3 100 AMPS #2 AWG
MOTOR 5 HP 7.6 12 AMPS #12 AWG
4300
HEATER 70 KW 87.9 110 AMPS #2 AWG
MOTOR 7.5 HP 11 17.5 AMPS #12 AWG
Electrical Service: 575VAC, 3 phase
MODEL COMPONENT RATING
F.L.A.
@575VAC
SUGGESTED
FUSING
WIRE SIZE
500
HEATER 10 KW 10.0 15 AMPS #12 AWG
MOTOR 2.5 HP 3.3 6 AMPS #12 AWG
600
HEATER 12 KW 12.0 20 AMPS #12 AWG
MOTOR 4 HP 5 9 AMPS #12 AWG
750
HEATER 14 KW 14.1 20 AMPS #12 AWG
MOTOR 4 HP 5 9 AMPS #12 AWG
900
HEATER 17 KW 17.1 25 AMPS #12 AWG
MOTOR 4 HP 5 9 AMPS #12 AWG
1050
HEATER 19 KW 19.1 25 AMPS #12 AWG
MOTOR 5 HP 6.1 9 AMPS #12 AWG
1300
HEATER 23 KW 23.1 30 AMPS #8 AWG
MOTOR 7.5 HP 9 15 AMPS #12 AWG
1500
HEATER 28 KW 28.1 40 AMPS #8 AWG
MOTOR 10 HP 11 17.5 AMPS #12 AWG
1800
HEATER 33 KW 33.1 50 AMPS #8 AWG
MOTOR 10 HP 11 17.5 AMPS #12 AWG
2200
HEATER 40 KW 40.2 60 AMPS #6 AWG
MOTOR 10 HP 11 17.5 AMPS #12 AWG
2600
HEATER 45 KW 45.2 60 AMPS #6 AWG
MOTOR 15 HP 17 25 AMPS #10 AWG
3200*
HEATER 2 – 27 KW 2 – 27.1 2 – 40 AMPS 2 – #8 AWG
MOTOR 5 HP 6.1 9 AMPS #12 AWG
3600*
HEATER 2 – 30 KW 2 – 31.1 2 – 40 AMPS 2 – #8 AWG
MOTOR 5 HP 6.1 9 AMPS #12 AWG
4300*
HEATER 2 – 35 KW 2 – 35.1 2 – 40 AMPS 2 – #8 AWG
MOTOR 7.5 HP 9 15 AMPS #12 AWG
* Models 3200, 3600 and 4300 use a two-stage heater circuit with two contactors,
six fuses, and six wires.
Electrical Service: 380VAC, 3 phase
MODEL COMPONENT RATING
F.L.A.
@380VAC
SUGGESTED
FUSING
WIRE SIZE
500
HEATER 10 KW 15.2 25 AMPS #12 AWG
MOTOR 3 HP 6 12 AMPS #12 AWG
600
HEATER 12 KW 18.2 25 AMPS #12 AWG
MOTOR 5 HP 9 17.5 AMPS #12 AWG
750
HEATER 14 KW 21.3 30 AMPS #10 AWG
MOTOR 3 HP 6 12 AMPS #12 AWG
900
HEATER 17 KW 25.8 35 AMPS #10 AWG
MOTOR 3 HP 6 12 AMPS #12 AWG
1050
HEATER 19 KW 28.9 40 AMPS #8 AWG
MOTOR 5 HP 9 17.5 AMPS #12 AWG
1300
HEATER 23 KW 34.9 45 AMPS #8 AWG
MOTOR 7.5 HP 13 20 AMPS #12 AWG
1500
HEATER 28 KW 42.5 55 AMPS #6 AWG
MOTOR 10 HP 16 30 AMPS #10 AWG
1800
HEATER 33 KW 50.1 65 AMPS #6 AWG
MOTOR 12.5 HP 23.7 40 AMPS #10 AWG
2200
HEATER 40 KW 60.8 80 AMPS #4 AWG
MOTOR 7.5 HP 13 20 AMPS #12 AWG
2600
HEATER 45 KW 68.4 90 AMPS #2 AWG
MOTOR 15 HP 24 40 AMPS #12 AWG
3200
HEATER 54 KW 82.0 100 AMPS #2 AWG
MOTOR 7.5 HP 13 20 AMPS #12 AWG
3600
HEATER 58 KW 88.1 110 AMPS #2 AWG
MOTOR 7.5 HP 13 20 AMPS #12 AWG
4300
HEATER 70 KW 106.4 150 AMPS #1/0 AWG
MOTOR 7.5 HP 13 20 AMPS #12 AWG
Electrical Service: 415VAC, 3 phase
MODEL COMPONENT RATING
F.L.A.
@415VAC
SUGGESTED
FUSING
WIRE SIZE
500
HEATER 10 KW 13.9 20 AMPS #12 AWG
MOTOR 3 HP 6 10 AMPS #12 AWG
600
HEATER 12 KW 16.7 25 AMPS #10 AWG
MOTOR 5 HP 8 15 AMPS #12 AWG
750
HEATER 14 KW 19.5 25 AMPS #10 AWG
MOTOR 3 HP 6 10 AMPS #12 AWG
900
HEATER 17 KW 23.7 30 AMPS #10 AWG
MOTOR 4.2 HP 5.6 15 AMPS #12 AWG
1050
HEATER 19 KW 26.4 40 AMPS #8 AWG
MOTOR 5 HP 8 15 AMPS #12 AWG
1300
HEATER 23 KW 32.0 40 AMPS #8 AWG
MOTOR 7.5 HP 12 20 AMPS #12 AWG
1500
HEATER 28 KW 39.0 50 AMPS #8 AWG
MOTOR 10 HP 15 25 AMPS #10 AWG
1800
HEATER 33 KW 45.9 60 AMPS #6 AWG
MOTOR 12.5 HP 17 30 AMPS #10 AWG
2200
HEATER 40 KW 55.6 70 AMPS #4 AWG
MOTOR 7.5 HP 12 20 AMPS #12 AWG
2600
HEATER 45 KW 62.6 80 AMPS #4 AWG
MOTOR 15 HP 22 40 AMPS #8 AWG
3200
HEATER 53 KW 73.7 100 AMPS #2 AWG
MOTOR 5 HP 8 15 AMPS #12 AWG
3600
HEATER 58 KW 80.7 110 AMPS #2 AWG
MOTOR 7.5 HP 12 20 AMPS #12 AWG
4300
HEATER 70 KW 97.4 125 AMPS #1 AWG
MOTOR 7.5 HP 12 20 AMPS #12 AWG