Infloor Electric Cable Series 386 User Manual
Page 6
IOM-INF-Cable 1434
6 of 36
240 VAC
Model
Number
Total Sq. ft.
2.5" Spacing
15 watts/ft
2
Total Sq. ft.
3" Spacing
12 watts/ft
2
Total Sq. ft.
3.5" Spacing
10 watts/ft
2
Wire
Length
(ft.)
Amp
Draw
Resistance
(ohms)
38730
17
20
24
78
1.0
217 - 267
38731
25 30 36
117
1.5
143
-
176
38732
34 40 48
157
2.0
107
-
132
38733
42
50
60
196
2.5
84 - 104
38734
51
60
72
235
3.0
67 - 83
38735
59
70
84
274
3.5
59 - 73
38736
67
80
96
313
4.0
50 - 63
38737
76
90
108
352
4.5
45 - 56
38738
84
100
120
391
5.0
40 - 50
38739
101
120
144
470
6.0
33 - 42
38740
118
140
168
548
7.0
29 - 37
38741
135
160
192
626
8.0
24 - 31
38742
151
180
216
704
9.0
22 - 28
38743
168
200
240
783
10.0
20 - 26
Table 2 - Cable sizes
Please check the product label for exact ratings. This table is for reference only.
120 VAC
Model
Number
Total Sq. ft.
2.5" Spacing
14.4 watts/ft
2
Total Sq. ft.
3" Spacing
12 watts/ft
2
Total Sq. ft.
3.5" Spacing
10.3 watts/ft
2
Wire
Length
(ft.)
Amp
Draw
Resistance
(ohms)
38630
8
10
12
39
1.0
108 - 134
38631
13
15
18
59
1.5
72 - 89
38632
17
20
24
78
2.0
53 - 66
38633
21
25
30
98
2.5
42 - 52
38634
25
30
36
117
3.0
33 - 42
38635
29
35
42
137
3.5
29 - 37
38636
34
40
48
157
4.0
25 - 32
38637
38
45
54
176
4.5
22 - 28
38638
42
50
60
196
5.0
20 - 26
38639
51
60
72
235
6.0
16 - 21
38640
59
70
84
274
7.0
14 - 19
38641
67
80
96
313
8.0
12 - 16
38642
76
90
108
352
9.0
11 - 14
38643
84
100
120
391
10.0
10 - 13
It is important to select the proper size cable for the given area. Infloor Electric Cable
cannot be cut shorter in order to fit a given area. Doing so will damage the heating wire
and prevent the system from working.