Principle of self limiting temperature electric heating belt

Product Description:

Jingfeng Group Co., LtdResearch and development of medium temperature temperature control heating cableThe self limiting electric heating belt is widely used for heat tracing, insulation, anticoagulation, and antifreeze of pipelines and storage tanks in industrial enterprises such as fire protection, petroleum, chemical, steel, and power. This cable is suitable for ordinary areas, hazardous areas, and corrosive areas.

Product Model：（ZXW、ZKW、ZWK、ZKWZ, ZBW) correspond to foreign models QTVR series

ZR35ZWK-J-ZR heat tracing cable

Temperature Class: Medium Temperature (Z) Series
Structural type: Basic type (J), Basic anti-corrosion type (J)2）Shielded explosion-proof type (P), shielded anti-corrosion type (P2）Explosion proof protection type (PF), explosion-proof anti-corrosion type (PF)2）Explosion proof protection and anti-corrosion type (full anti-corrosion of inner and outer layers) (PF)4
Voltage level: 110V, 220V, 380V, 600V
Nominal power: 35W/m, 45W/m, 50W/m, 60W/m

Cable structure:
1. Copper core wire: 7 × 0.52、 7 × 0.32, 19 × 0.41
2. Conductive plastic layer: ordinary PTC, flame-retardant PTC, fluorine-containing PTC
3. Insulation layer: modified polyolefin, flame-retardant polyolefin, fluorinated polyolefin, perfluorinated material
4. Shielding layer: Tin plated soft round copper wire, covering a density of 80%
5. Sheath layer: modified polyolefin, flame-retardant polyolefin, fluorinated polyolefin, perfluorinated material

ZR35ZWK-J-ZR heat tracing cable

Technical indicators:
1. Standard color: Brown
2. Temperature range: maximum working temperature of 105 ± 5 ℃
Zui high exposure temperature 135 ℃
Maximum temperature tolerance: Modified polyolefin 105 ℃, flame retardant polyolefin 105 ℃, fluorinated polyolefin 180 ℃, perfluorinated material 205 ℃
3. Construction temperature: as low as -40 ℃
4. Thermal stability: After cycling back and forth 300 times between 10 ℃ and 149 ℃, the cable's heat generation remains above 90%.
5. Bending radius: 30.4mm at -20 ℃ and 40.6mm at -30 ℃
6. Insulation resistance: When the cable length is 100m and the constant temperature water is 75 ℃; Test the insulation resistance minimum value of 20M Ω, with shielding or explosion-proof protection type. Shake between the shielding layer and the conductive wire core with 2500VDC at room temperature of 20 ℃ for 1 minute, and the insulation resistance minimum value is 1200M Ω

ZR35ZWK-J-ZR heat tracing cable

Product advantages:
1. The temperature of the heat tracing pipeline is uniform, will not overheat, and is safe and reliable;
2. Save electricity;
3. During intermittent operation, the temperature rise starts quickly;
4. Low installation and operation costs;
5. Easy installation and maintenance;
6. Easy to automate management;
7. No environmental pollution.