specific installation instructions

IOM-WR-WW 1453 6 of 36
240 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)
240020 17 20 24 78 1.0 217 - 267
240030 25 30 36 117 1.5 143 - 176
240040 34 40 48 157 2.0 107 - 132
240050 42 50 60 196 2.5 84 - 104
240060 51 60 72 235 3.0 67 - 83
240070 59 70 84 274 3.5 59 - 73
240080 67 80 96 313 4.0 50 - 63
240090 76 90 108 352 4.5 45 - 56
240100 84 100 120 391 5.0 40 - 50
240120 101 120 144 470 6.0 33 - 42
240140 118 140 168 548 7.0 29 - 37
240160 135 160 192 626 8.0 24 - 31
240180 151 180 216 704 9.0 22 - 28
240200 168 200 240 783 10.0 20 - 26
Table 2 - Cable sizes (all Models with suffix WB & WR)
Please check the product label for exact ratings. This table is for reference only.
The coverage areas given are for use with CableStrap only. Contact the factory if using
alternate attachment materials that may require different wire spacing.
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)
120010 8 10 12 39 1.0 108 - 134
120015 13 15 18 59 1.5 72 - 89
120020 17 20 24 78 2.0 53 - 66
120025 21 25 30 98 2.5 42 - 52
120030 25 30 36 117 3.0 33 - 42
120035 29 35 42 137 3.5 29 - 37
120040 34 40 48 157 4.0 25 - 32
120045 38 45 54 176 4.5 22 - 28
120050 42 50 60 196 5.0 20 - 26
120060 51 60 72 235 6.0 16 - 21
120070 59 70 84 274 7.0 14 - 19
120080 67 80 96 313 8.0 12 - 16
120090 76 90 108 352 9.0 11 - 14
120100 84 100 120 391 10.0 10 - 13
It is important to select the proper size cable for the given area. WarmWire cannot be cut
shorter in order to fit a given area. Doing so will damage the heating wire and prevent the
system from working.