Trane 7½ - 20 Tons Manual page 35

Electrical Data
Unit Wiring with Electric Heat
Table 37. Unit Wiring with Electric Heat (Single Point Connection) - 5, 7½ and 10 Ton Air Handlers
Maximum Fuse
Heater KW
Heater Model No. Rating
BAYHTRLW05A
BAYHTRLW10A 9.96
BAYHTRLW15A 14.96
BAYHTRLW25A 24.92
BAYHTRLW35A 34.88
(i)
kW ratings are at: 208/240V for 208-230V air handlers.
480V for 460V air handlers
600V for 575V air handlers
For other than rated voltage, capacity = (Voltage/Rated Voltage)2 x Rated Capacity.
(ii)
Any power supply and circuits must be wired and protected in accordance with local codes.
(iii)
The HACR circuit breaker is for U.S.A. installations only.
(iv)
Field wire must be rated at least 75 C.
(v)
Field wire must be rated at least 90 C.
(vi)
With motor field converted to 460V.
Table 38. Unit Wiring with Electric Heat (Single Point Connection) - 15 and 20 Ton Air Handlers
Heater Heater KW
Model No. Rating
BAYHTRM310A 7.50/10.00
BAYHTRM320A 14.96/19.92
BAYHTRM330A 22.50/29.92
BAYHTRM350A 37.42/49.84
BAYHTRM310A 7.50/10.00
BAYHTRM320A 14.96/19.92
BAYHTRM330A 22.50/29.92
BAYHTRM350A 37.42/49.84
BAYHTRM410A 10
BAYHTRM420A 19.92
BAYHTRM430A 29.92
BAYHTRM450A 49.84
BAYHTRM410A 10
BAYHTRM420A 19.92
BAYHTRM430A 29.92
BAYHTRM450A 49.84
BAYHTRMW10A 10
BAYHTRMW20A 19.92
BAYHTRMW30A 29.92
BAYHTRMW50A 49.84
BAYHTRMW10A 10
BAYHTRMW20A 19.92
BAYHTRMW30A 29.92
BAYHTRMW50A 49.84
(i)
kW ratings are at: 208/240V for 208-230V air handlers.
480V for 460V air handlers
600V for 575V air handlers
For other than rated voltage, capacity = (Voltage/Rated Voltage)
(ii)
Any power supply and circuits must be wired and protected in accordance with local codes.
(iii)
The HACR circuit breaker is for U.S.A. installations only.
(iv)
Field wire must be rated at least 90 C.
SSP-PRC001-EN
(i)
To Use With Unit
5
TWE120AW
TWE120BW
To Use
(i)
With Unit
TWE180B3
TWE240B3, E3
TWE180B4
TWE240B4, E4
TWE180BW
TWE240BW, EW
Unit Power
Supply Control Stages
1
1
575/3/60 1
2
2
Unit Power Control
Supply Stages
1
1
208-230/3/60 2
2
1
1
208-230/3/60 2
2
1
1
460/3/60 2
2
1
1
460/3/60 2
2
1
1
575/3/60 2
2
1
1
575/3/60 2
2
2
x Rated Capacity.
Maximum Fuse or
Minimum Circuit HACR Circuit
(ii)
Ampacity Breaker Size
10
16
22
35
47
Maximum Fuse or
Minimum Circuit HACR Circuit
(ii)
Ampacity Breaker Size
38/42 40/45
64/72 70/80
90/102 90/110
(iv)
142/162 150/175
45/49 50/50
71/79 80/80
97/109 100/110
(iv)
144/169 150/175
21 25
36 40
51 60
81 90
24 25
34 40
54 60
84 90
17 20
30 30
42 45
67 70
20 25
32 35
45 50
70 80
(ii) (iii)
,
15
20
25
35
50
(ii)(iii)
35