1. Product model：
GS-ZBR (ZXW, ZKW, ZKWZ, ZBW, ZBR) corresponds to foreign models QTVR series
2. Temperature level: medium temperature (Z) series
Nominal power: 30W/m, 35W/m, 45W/m, 50W/m, 60W/m
3. Structure type: basic type (J), basic anticorrosive type (J2), shielded explosion-proof type (P), explosion-proof enhanced type (PQ), explosion-proof anticorrosive type (PFZR)
4. Voltage level: 110V, 220V, 380V, 600V
5. Cable structure:
1), Copper core wire:7×0.5、7×0.42、19×0.41
2), conductive plastic layer: ordinary PTC, flame retardant PTC, fluorine-containing PTC
3), insulating layer: improved polyolefins, flame-retardant polyolefins, fluorine-containing polyolefins, perfluorinated materials
4), shielding layer: tinned soft round copper wire, covering density 80％
5), sheath layer: improved polyolefins, flame-retardant polyolefins, fluorine-containing polyolefins, perfluorinated materials, silicone rubber, low smoke and halogen-free
6. Technical indicators:
1), Standard color: brown
2), temperature range: high operating temperature 105±5℃
High exposure temperature 135℃
High withstand temperature: modified polyolefin 105℃, flame-retardant polyolefin 105℃, fluorine-containing polyolefin 180℃, perfluorinated material 205℃
3), construction temperature: low -40℃/-30℃
4) Thermal stability: After circulating back and forth 300 times from 10℃ to 135℃, the heat generation of the cable is maintained at more than 90%.
5), Bending radius: 30.4mm at -20℃, 40.6mm at -30℃
6) Insulation resistance: the cable length is 100m, at a constant temperature of 75℃; the test insulation resistance is a small value of 20MW, with shielding or explosion-proof protection type, at room temperature of 20℃, use 2,500 VDC to shake the shielding layer and the conductive core for 1 minute, the insulation resistance is a small value of 1200MW
7. Product advantages:
1) The temperature of the heat tracing pipeline is uniform, it will not overheat, and it is safe and reliable.；
2), save power；
3), during intermittent operation, heating up and starting quickly；
4), Low installation and operation costs；
5), easy installation and maintenance；
6), easy to automate management；
7), no environmental pollution
