York MX Series - Electrical Data - (for Multi-Source Power Supply) - Copper Wire - 208;230-3-60; Electrical Data - (for Single Source Power Supply) - Copper Wire - 208;230-3-60; Electrical Data - 208;230-3-60

819682-UIM-A-0212
Johnson Controls Unitary Products 11
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2. Heaters are 3 Phase.
TABLE 13:
Electrical Data - 208/230-3-60
Models
Heat Kit -
Three Phase
Max.
Static
Min.
Speed
Tap
Total Heat
1
KW Staging
KW MBH W1 Only W2 Only W1 + W2
208V 230V 208V 230V 208V 230V 208V 230V 208V 230V
MX12B
4HK06501025 0.5 Med/#3 7.2 9.6 24.6 32.8 7.2 9.6 7.2 9.6 7.2 9.6
4HK065N1525 0.5 Med/#3 10.8 14.4 36.9 49.1 10.8 14.4 10.8 14.4 10.8 14.4
MX12D
4HK06501025 0.5 Med/#3 7.2 9.6 24.6 32.8 7.2 9.6 7.2 9.6 7.2 9.6
4HK06501525 0.5 Med/#3 10.8 14.4 36.9 49.1 10.8 14.4 10.8 14.4 10.8 14.4
4HK06501825 0.5 Med/#3 12.9 17.2 44.7 58.7 12.9 17.2 12.9 17.2 12.9 17.2
MX16C
4HK06501025 0.5 Lo/#5 7.2 9.6 24.6 32.8 7.2 9.6 7.2 9.6 7.2 9.6
4HK06501525 0.5 Lo/#5 10.8 14.4 36.9 49.1 10.8 14.4 10.8 14.4 10.8 14.4
4HK06501825 0.5 Lo/#5 12.9 17.2 44.7 58.7 12.9 17.2 12.9 17.2 12.9 17.2
MX20D
4HK06501025 0.5 Lo/#5 7.2 9.6 24.6 32.8 7.2 9.6 7.2 9.6 7.2 9.6
4HK06501525 0.5 Lo/#5 10.8 14.4 36.9 49.1 10.8 14.4 10.8 14.4 10.8 14.4
4HK16502525 0.5 Lo/#5 18 24 61.4 81.4 9 12 18 24 18 24
1. See conversion Table 10.
TABLE 14: Electrical Data - (For Single Source Power Supply) - Copper Wire - 208/230-3-60
Models
Heat Kit -
Three Phase
Heater
Amps
240V
Field Wiring
Min. Circuit Ampacity
Max. O.C.P.
1
Amps/Type
75°C Wire Size - AWG
208V 230V 208V 230V 208V 230V
MX12B
4HK06501025 23.1 28.5 32.4 30 35 10 8
4HK065N1525 34.7 41 46.9 45 50 8 8
MX12D
4HK06501025 23.1 28.5 32.4 30 35 10 8
4HK06501525 34.7 41.1 46.9 45 50 8 8
4HK06501825 41.4 48.4 55.3 50 60 8 6
MX16C
4HK06501025 23.1 30.1 33.3 35 35 10 8
4HK06501525 34.7 42.6 47.8 45 50 8 8
4HK06501825 41.4 49.9 56.2 60 60 8 6
MX20D
4HK06501025 23.1 32.6 36.3 40 40 10 8
4HK06501525 34.7 45.4 50.8 50 60 8 8
4HK06501825 34.7 70.1 79.7 80 90 8 6
1. O.C.P. = Over Current Protection device, must be HACR type Circuit Breaker or Time Delay fuse.
TABLE 15: Electrical Data - (For Multi-Source Power Supply) - Copper Wire - 208/230-3-60
Models
Heater
Model
Minimum Circuit Ampacity
Max. O.C.P.
1
Amps/Type
75°C Wire Size - AWG
Circuit
1st 2nd 3rd 1st 2nd 3rd 1st 2nd 3rd
208/230 208/230 208/230 208/230 208/230 208/230 208/230 208/230 208/230
MX20D 4HK16502525 45.1/50.8 22.8/27.6 –/– 45/50 20/20 –/– 8/6 10/10 –/–
1. O.C.P. = Over Current Protection device, must be HACR type Circuit Breaker or Time Delay fuse.