74 RT-PRC024-EN
Table 60. Unit Wiring with Gas Heat or Cooling (No Electric Heat)
Standard Indoor Fan Motor Oversize Indoor Fan Motor
Tons
Unit Model
Number
Unit Operating
Voltage Range
Minimum Circuit
Ampacity
(i)
(i)
For Standard and Oversized Indoor Fan Motor, values do not include power exhaust accessory.
* Indicates both downflow and horizontal units.
Maximum Fuse
Size or Maximum
Circuit Breaker
Minimum Circuit
Ampacity
Maximum Fuse
Size or Maximum
Circuit Breaker
12½ T/YC*150D3 187-253 63 80 69 80
T/YC*150D4 414-506 33 40 36 40
T/YC*150DW 518-633 26 30 28 35
T/YC*150DK 342-418 43 50 — —
15 T/YC*180B3 187-253 78 90 84 100
T/YC*180B4 414-506 39 50 42 50
T/YC*180BW 517-633 31 40 33 40
T/YC*180BK 342-418 50 60 — —
17½ T/YC*210C3 187-253 88 100 96 125
T/YC*210C4 414-506 44 50 47 60
T/YC*210CW 517-633 35 45 38 45
T/YC*210CK 342-418 57 70 — —
20 T/YC*240B3 187-253 100 125 107 125
T/YC*240B4 414-506 50 60 54 60
T/YC*240BW 517-633 40 45 43 50
T/YC*240BK 342-418 65 80 — —
25 T/YC*300B3 187-253 118 150 — —
T/YC*300B4 414-506 58 70 — —
T/YC*300BW 517-633 46 50 — —
T/YC*300BK 342-418 70 80 — —
Electrical Data