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CHA162753 MODELS (TABLE 10)
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 76,800 118.0 126.0
220 25.2 86,000
ECH16
185/30030
**2
230 27.5 93,900
117.0 124.0
208/230v
(24H28)
240 30.0 102,400
460v
(24H33)
440 25.2 86,000
.
1
460 27.5 93,900
57.0 61.0
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
.
**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
.
**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
460v
24H36
440 63.0 215,000
(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
(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.
CHA163003 MODELS (TABLE 11)
Electric Heat
Model No.
& Net Wei
ht
No.
of
Ste
s
Volts
Input
kw
Input
Btuh
Output
*Total Unit &
Electric Heat
Minimum Circuit
Ampacity
7.5 hp 10hp
208 22.5 76,800 143.0 150.0
220 25.2 86,000
ECH16
185/30030
**2
230 27.5 93,900
141.0 147.0
208/230v
(24H28)
240 30.0 102,400
460v
(24H33)
440 25.2 86,000
.
1
460 27.5 93,900
68.0 71.0
480 30.0 104,400
208 33.8 115,300 148.0 156.0
**
220 37.8 129,000
ECH16
185/30045
**3
230 41.3 141,000
163.0 171.0
208/230v
(24H29)
240 45.0 153,600
460v
(24H34)
440 37.8 129,000
.
**2
460 41.3 141,000
82.0 86.0
480 45.0 153,600
208 45.0 153,600 187.0 195.0
**
220 50.4 172,000
ECH16
185/30060
**4
230 55.1 188,100
208.0 216.0
208/230v
(24H30)
240 60.0 204,800
460v
(24H35)
440 50.4 172,000
.
**2
460 55.1 188,100
104.0 108.0
480 60.0 204,800
208 56.3 192,200 226.0 234.0
ECH16
**
220 63.0 215,000
275/30075
208/230v
**5
230 68.9 235,000
253.0 261.0
(24H31)
ECH16
240 75.0 255,900
460v
24H36
440 63.0 215,000
(88 lbs.)
**3
460 68.9 235,000
127.0 131.0
480 75.0 255,900
ECH16
440 75.6 258,000
275/30090
460v
**3
460 82.7 282,000
150.0 153.0
(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.