Products Catalog 2015-2016 •
40
OWS-T
Heating Cable for Snow Melting
on Mat
Voltage
• 240/208V, 347V, 1-phase.
Construction
• Series heating cable set, twin conductor type.
• Heating cable held as a mat at regular 3’’(76 mm) spacing
with flexible strips.
• Fluoropolymer (ECTFE) resistance wire insulation 0.014’’(0.35 mm) thick.
• Braided copper shielding 17 AWG, serves as ground.
• Polyolefin (EPR) outer sheath insulation 0.08’’(2 mm) thick.
Watt density
• 50W/sq. ft. (538W/sq. m) at 240V and 347V, 37.5 W/sq. ft.
(404W/sq. m) at 208V, 3’’(76 mm) spacing.
Dimension
• 24’’(610 mm) and 36’’(914 mm) wide mats offered in several lengths.
Cold lead
• 16’4’’(5 m) long.
• 12 AWG or 14 AWG (according to maximum allowable load).
• PVC outer sheath insulation 0.03’’(0.76 mm) thick.
• 3/8’’(9.5 mm) outer diameter.
Control
• See controller and sensor options at pages 30 and 31.
Note: This product must be installed with a ground fault circuit interrupter
(GFCI).
Included materials
• Electrical fault indicator (OTM-CC).
• Measurements table label (to be placed in electrical panel).
Installation
• Never cut or shorten the heating cable.
• For outdoor applications only.
• The heating cable must be completely embedded in concrete,
asphalt or stone dust under paving.
• Minimum installation temperature -15 °C (5 °F).
• Maximum long-term exposure temperature 105 °C (221 °F).
• Maximum exposure temperature for 10 minutes 220 °C (428 °F).
Warranty
• 10-year warranty on the heating cable.
Application
• Residential driveway, sidewalk, access ramp, underground parking ramp.
Features
Concrete
Asphalt
Brick, concrete or natural stone paving
Outer sheath insulation (polyolefin)
Braided copper shielding (ground)
Resistance wire insulation
(fluoropolymer)
Resistance wires
Cold lead
16' 4'' (5 m)
24''
610 mm
Ø
1/4''
7 mm
36''
914 mm
Mat
Length (X)
Mat
Length (X)
Cold lead
16' 4'' (5 m)
