J6 and j16 wiring chart (cont.) – Hubbell Electric Heater Company J User Manual
Page 15
J6 and J16 Wiring Chart (cont.)
kW
Volt
Ph
Unit
Amp
Draw
Branch
Amp
Draw
Phase-
Phase
Resistance
(Ohms)
Min.
Feed
Breaker
or Fuse
Size
Internal
Power
Wire
Size
Element
Jumper
Wire
Size
Copper
Power Feed
Wire Size
Conduit
Size
Diagram
208
1
72.1
72.1
2.9
95
6
8
3
1"
4 (DB)
208
3
41.6
41.6
5.8
55
10
12
6
¾"
10(NT)
240
1
62.5
62.5
3.8
80
8
10
4
1"
4
240
3
36.1
36.1
7.7
50
10
12
8
½"
10(NT)
380
3
22.9
22.9
19.3
30
12
12
8
½"
10(WT)
480
3
18.0
18.0
30.7
25
12
12
10
½"
10(WT)
600
3
14.7
14.7
47.1
20
12
12
12
½"
14
208
1
86.5
86.5
2.4
110
6
8
2
1"
4 (DB)
208
3
50.0
50.0
4.8
65
8
10
6
¾"
10(NT)
240
1
75.0
75.0
3.2
95
6
8
3
1"
4 (DB)
240
3
43.3
43.3
6.4
55
10
12
6
¾"
10(NT)
380
3
27.9
27.9
16.0
35
12
12
8
½"
10(WT)
480
3
21.7
21.7
25.6
30
12
12
10
½"
10(WT)
600
3
18.1
18.1
38.3
25
12
12
12
½"
14
208
1
115.4
38.5
1.8
145
10
12
1/0
1¼"
3A
208
3
66.6
66.6
3.6
85
8
10
4
1"
13(NT)
240
1
100.0
33.3
2.4
130
12
12
1
1¼"
3A
240
3
57.7
57.7
4.8
75
8
10
4
1"
13(NT)
380
3
37.1
37.1
12.0
50
10
12
6
¾"
13(WT)
480
3
28.9
28.9
19.2
40
12
12
8
½"
13(WT)
600
3
22.6
22.6
30.6
30
12
12
10
½"
15
208
1
130.0
43.3
1.6
165
10
12
2/0
1½"
6A
208
3
74.9
37.5
3.2
95
10
12
3
1"
12(NCB)
240
1
112.5
37.5
2.1
145
10
12
1/0
1¼"
3A
240
3
65.0
65.0
4.3
85
8
10
4
1"
13(NT)
380
3
42.9
42.9
10.7
55
10
12
6
¾"
13(WT)
480
3
32.5
32.5
17.1
45
12
12
8
½"
13(WT)
600
3
27.2
27.2
25.5
35
12
12
8
½"
15
208
1
144.2
48.1
1.4
185
8
10
3/0
1½"
6A
208
3
83.3
41.6
2.9
105
10
12
2
1"
12(NCB)
240
1
125.0
41.7
1.9
160
10
12
2/0
1½"
6A
240
3
72.2
36.1
3.8
95
10
12
3
1"
12(NCB)
380
3
45.7
45.7
9.6
60
10
12
4
1"
13(WT)
480
3
36.1
36.1
15.4
50
10
12
8
½"
13(WT)
600
3
29.4
29.4
23.6
40
12
12
8
½"
15
208
1
173.1
57.7
1.2
220
8
10
4/0
2"
6A
208
3
99.9
50.0
2.4
125
8
10
1
1¼"
12(NCB)
240
1
150.0
50.0
1.6
190
8
10
3/0
1½"
6A
240
3
86.6
43.3
3.2
110
10
12
2
1"
12(NCB)
380
3
55.7
55.7
8.0
70
8
10
3
1"
13(WT)
480
3
43.3
43.3
12.8
55
10
12
6
¾"
13(WT)
600
3
36.2
36.2
19.1
50
10
12
8
½"
15
208
1
187.5
62.5
1.1
235
8
10
250
2"
6A
208
3
108.3
54.1
2.2
140
8
10
1/0
1¼"
12(NCB)
240
1
162.5
54.2
1.5
205
8
10
4/0
1½"
6A
240
3
93.8
46.9
3.0
120
10
12
1
1"
12(NCB)
380
3
60.8
60.8
7.4
80
8
10
3
1"
13(WT)
480
3
46.9
46.9
11.8
60
8
10
6
¾"
13(WT)
600
3
36.2
36.2
19.1
50
10
12
8
¾"
15
15
18
24
27
30
36
39
15