Installation / Operation Instruction Manual

12
Electrical Connections continued-
Amperage Chart
kW
208V
240V
277V
380V
415V
480V
Input
1Ø
3Ø
1Ø
3Ø
1Ø
3Ø
3Ø
1Ø
3Ø
6
29
17
25
14
22
9
8
12
7
9
43
25
38
22
32
14
13
19
11
12
58
33
50
29
43
19
17
25
14
13.5
65
38
56
32
49
21
19
28
16
15
72
42
63
36
54
23
21
31
18
18
87
50
75
43
65
28
25
38
22
24
115
67
100
58
87
37
34
50
29
27
130
75
113
65
97
41
38
56
32
30
144
83
125
72
108
46
42
63
36
36
173
100
150
87
130
55
50
75
43
45
216
125
188
108
162
69
63
94
54
54
260
150
225
130
195
83
75
113
65
Water heaters with amperage draw of 48 AMPS or more require factory installed
internal fusing to comply w ith INTERTEK requirements.
GPH Recovery Capacities
kW
Temperature Rise
Input
40° F
50° F
60° F
70° F
80° F
90° F
100° F
120° F
140° F
6
62
50
41
35
31
28
25
21
18
9
93
74
62
53
47
41
37
31
27
12
124
99
83
71
62
55
50
41
35
13.5
140
112
93
80
70
62
56
47
40
15
155
125
103
89
78
69
62
52
44
18
186
149
124
106
93
83
74
62
53
24
248
199
164
142
124
110
99
83
71
27
279
223
186
160
140
124
112
93
80
30
310
248
207
177
155
138
124
103
89
36
372
298
248
213
186
165
149
124
106
45
465
372
310
266
233
207
186
155
133
54
558
447
372
319
279
248
223
186
160
Multiply kW input by 3,412 to determine BTU input:
Example: 54kW x 3412 = 184,248 BTU’s
Recovery Computation Formula
GPH= (watts x 3.412) / (8.25 x ° Temp. Rise)