The middle temperature self-limiting temperature and electric tracing tropics are widely used for thermal insulation, anticoagulation and antifreeze of pipelines and storage tanks in petroleum, chemical, iron and steel, electric power and other industrial enterprises. The cable is suitable for general area, hazard area and corrosion area.

1. Product model

2. Cable structure

(1) copper core bus: 7*0.42, 7*0.50, 19*0.32.

(2) heating core: ordinary PTC, flame retardant PTC,

(3) insulation layer: modified polyolefin, flame retardant polyolefin, fluorinated polyolefin, perfluorinated materials. Fluoride PTC.

(4) shielding layer: tinned soft round copper wire braided layer.

(5) jacket layer: modified polyolefin, flame retardant polyolefin, fluorinated polyolefin, perfluorinated materials.

3. Technical indicators:

Standard color: orange, brown

Temperature range: maximum maintenance temperature 105℃ | maximum surface temperature 105℃±5℃ maximum bearing temperature 135℃

Construction temperature: minimum: -30 ℃

Thermal stability: after 300 cycles from 10℃ to 149℃, the thermal value of the cable is maintained at more than 90%

Bending radius: 25.4mm at room temperature of 20℃; -- 35.0mm at 30℃ low temperature

Insulation resistance: cable length of 100 m, the environment temperature 75 ℃, with 2500 VDC wave table 1 minute, the insulation resistance (wire) between the block and the minimum is 3000 m Ω

Working voltage: 12V 24V 36V 110V 220V 380V

Output power at 10℃ : 25W/m 35W/m 40W/m 45W/m 50W/m 60W/m

Explosion-proof marks: Exe Ⅱ T4

1. Classification by protective layer

Flame retardant basic type -J explosion-proof type -P protection type -F explosion-proof anti-corrosion type -PF46

2. Categorize by application

General occasions, explosion-proof occasions, anticorrosive occasions, moisture-proof occasions

3. Product model and specification

(1) nominal power: for example, "10" means the nominal power is 10W/m.

(2) temperature grade :D represents low temperature; Z is the medium temperature; G is for high temperature.

(3) product code :WK stands for self-temperature controlled tropical companion

(4) rated voltage :"1" means 110V; 2 ", said the 220 v.

(5) structure: flame retardant -ZR, basic -J, explosion-proof -P, protection -F, explosion-proof and anticorrosive -PF46