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RT-PRC002-EN
Table ED-8 — Unit Wiring With Electric Heat (Single Point Connection) — High Efficiency, Standard Refrigeration System
(Downflow Only)
Standard Indoor Motor Oversize Indoor Motor
To Use Heater Heater Control Max Fuse Size or Max Fuse Size or
Tons With Model No. KW Rating Stages MCA Max Circuit MCA Max Circuit
Breaker
1
Breaker
2
208/230 Volts Three Phase
AYDHTRK318A 13.5/18.0 1 64/68 80/80 70/76 90/90
12½ TCD151C3 AYDHTRK336A 27.0/36.0 2 108/122 110/125 115/130 125/150
AYDHTRK354A 40.5/54.0 2 154/176 175/200 162/184 175/200
AYDHTRK318A 13.5/18.0 1 74/74 100/100 80/80 100/100
15 TCD181C3 AYDHTRK336A 27.0/36.0 2 108/122 110/125 115/130 125/150
AYDHTRK354A 40.5/54.0 2 154/176 175/200 162/184 175/200
AYDHTRL336A 27.0/36.0 2 115/130 125/150 125/139 125/150
17½ TCD211C3 AYDHTRL354A 40.5/54.0 2 162/184 175/200 171/193 175/200
AYDHTRK372A 54.0/72.0 2 209/238 225/250 218/247 225/250
AYDHTRL336A 27.0/36.0 2 115/130 125/150 125/139 125/150
20 TCD241C3 AYDHTRL354A 40.5/54.0 2 162/184 175/200 171/193 175/200
AYDHTRK372A 54.0/72.0 2 209/238 225/250 218/247 225/250
AYDHTRL336A 27.0/36.0 2 125/139 150/150 — —
25 TCD301C3 AYDHTRL354A 40.5/54.0 2 171/193 175/200 — —
AYDHTRK372A 54.0/72.0 2 218/247 225/250 — —
460 Volts Three Phase
AYDHTRL418A 18.0 1 34 40 37 40
12½ TCD151C4 AYDHTRK436A 36.0 2 61 70 64 70
AYDHTRK454A 54.0 2 88 90 91 100
AYDHTRL418A 18.0 1 36 50 38 50
AYDHTRK427A 27.0 2 47 50 — —
15 TCD181C4 AYDHTRK436A 36.0 2 61 70 64 70
AYDHTRK454A 54.0 2 88 90 91 100
AYDHTRL427A 27.0 2 51 60 — —
AYDHTRL436A 36.0 2 64 70 68 70
17½ TCD211C4 AYDHTRL454A 54.0 2 91 100 95 100
AYDHTRK472A 72.0 2 118 125 123 125
AYDHTRL427A 27.0 2 51 60 — —
AYDHTRL436A 36.0 2 64 70 68 70
20 TCD241C4 AYDHTRL454A 54.0 2 91 100 95 100
AYDHTRK472A 72.0 2 118 125 123 125
AYDHTRL436A 36.0 2 68 70 — —
AYDHTRL427A 27.0 2 58 70 — —
25 TCD301C4 AYDHTRL454A 54.0 2 95 100 —
AYDHTRK472A 72.0 2 123 125 — —
575 Volts Three Phase
AYDHTRKW18A 18.0 1 27 30 30 35
12½ TCD151CW AYDHTRMW36A 36.0 2 49 50 51 60
AYDHTRKW54A 54.0 2 70 70 73 80
AYDHTRKW18A 18.0 1 29 40 31 40
15 TCD181CW AYDHTRMW36A 36.0 2 49 50 31 40
AYDHTRKW54A 54.0 2 70 70 73 80
AYDHTRMW36A 36.0 2 51 60 55 60
17½ TCD211CW AYDHTRLW54A 54.0 2 73 80 77 80
AYDHTRKW72A 72.0 2 95 100 98 100
AYDHTRMW36A 36.0 2 51 60 55 60
20 TCD241CW AYDHTRLW54A 54.0 2 73 80 77 80
AYDHTRKW72A 72.0 2 95 100 98 100
AYDHTRMW36A 36.0 2 55 60 — —
25 TCD301CW AYDHTRLW54A 54.0 2 77 80 — —
AYDHTRKW72A 72.0 2 98 100 — —
Notes:
1. HACR type circuit breaker per NEC.
2. Values do not include power exhaust accessory.
Electrical
Data (High Efficiency)
