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CHA161853 MODELS (TABLE 8)
Electric Heat
Model No.
Net Wei
ht
No.
of
Ste
s
Volts
Input
kw
Input
Btuh
Output
*Total Unit &
Electric Heat
Minimum Circuit
Ampacity
3 hp 5 hp
208 11.3 38,600 86.0 92.0
220 12.6 43,000
ECH16
18515
1
230 13.5 46,100
86.0 92.0
208/230v
(24H27)
240 15.0 51,200
460v
(24H32)
440 12.6 43,000
(47 lbs.)
1
460 13.8 46,100
44.0 47.0
480 15.0 51,200
208 22.5 76,800 92.0 99.0
220 25.2 86,000
ECH16
185/30030
**2
230 27.5 93,900
103.0 110.0
208/230v
(24H28)
240 30.0 120,400
460v
(24H33)
440 25.2 86,000
(51 lbs.)
1
460 27.5 93,900
52.0 55.0
480 30.0 102,400
208 33.8 115,300 131.0 139.0
220 37.8 129,000
ECH16
185/30045
**3
230 41.3 141,000
148.0 155.0
208/230v
(24H29)
240 45.0 153,600
460v
(24H34)
440 37.8 129,000
(62 lbs.)
**2
460 41.3 141,000
74.0 78.0
480 45.0 153,600
208 45.0 153,600 170.0 177.0
220 50.4 172,000
ECH16
185/30060
**4
230 55.1 188,000
193.0 200.0
208/230v
(24H30)
240 60.0 204,800
460v
(24H35)
440 50.4 172,000
(67 lbs.)
**2
460 55.1 188,000
97.0 100.0
480 60.0 204,800
ECH16
440 63.0 215,000
185/30075
460v
**3
460 68.9 235,100
119.0 123.0
(24H36)
(88 lbs.)
480 75.0 255,900
*Refer to National Electrical Code manual to determine wire, fuse and disconnect size re
quirements. Use wires suitable for at least 167°F.
**May be used with two stage control.
NOTE Fuse block must be ordered extra. Factory installed heaters will have the
fuse block factory installed. Fuse block must be installed in field installed
heaters. See Optional Accessories tables.
CHA162553 MODELS (TABLE 9)
Electric Heat
Model No.
& Net Wei
ht
No.
of
Ste
s
Volts
Input
kw
Input
Btuh
Output
*Total Unit &
Electric Heat
Minimum Circuit
Ampacity
5 hp 7.5hp
208 22.5 76,800 110.0 117.0
220 25.2 86,000
ECH16
185/30030
**2
230 27.5 93,900
110.0 118.0
208/230v
(24H28)
240 30.0 102,400
460v
(24H33)
440 25.2 86,000
(51 lbs.)
1
460 27.5 93,900
55.0 59.0
480 30.0 104,400
208 33.8 115,300 139.0 148.0
**
220 37.8 129,000
ECH16
185/30045
**3
230 41.3 141,000
155.0 163.0
208/230v
(24H29)
240 45.0 153,600
460v
(24H34)
440 37.8 129,000
(62 lbs.)
**2
460 41.3 141,000
78.0 82.0
480 45.0 153,600
208 45.0 153,600 178.0 187.0
**
220 50.4 172,000
ECH16
185/30060
**4
230 55.1 188,100
200.0 208.0
208/230v
(24H30)
240 60.0 204,800
460v
(24H35)
440 50.4 172,000
(67 lbs.)
**2
460 55.1 188,100
100.0 104.0
480 60.0 204,800
208 56.3 192,200 217.0 226.0
ECH16
**
220 63.0 215,000
275/30075
208/230v
**5
230 68.9 235,000
245.0 253.0
(24H31)
ECH16
240 75.0 255,900
185/30075
460v
440 63.0 215,000
H
(88 lbs.)
**3
460 68.9 235,000
123.0 127.0
480 75.0 255,900
ECH16
440 75.6 258,000
275/30090
460v
**3
460 82.7 282,000
145.0 150.0
(24H37)
(92 lbs.)
480 90.0 307,100
*Refer to National Electrical Code manual to determine wire, fuse and disconnect size re
quirements. Use wires suitable for at least 167°F.
**May be used with two stage control.
NOTE Fuse block must be ordered extra. Factory installed heaters will have the
fuse block factory installed. Fuse block must be installed in field installed
heaters. See Optional Accessories tables.