Electric heating strip (self temperature limiting series)
High temperature series: GWL corresponds to foreign model XTV series
1、 Product model:
G: Temperature level high temperature (G) series
WL: Temperature controlled heat tracing cable
Nominal power: 45W/m, 55W/m, 65W/m, 75W/m
Structural types: basic type (J), basic anti-corrosion type (J2), shielded explosion-proof type (P), shielded anti-corrosion type (P2), explosion-proof protection type (PF), explosion-proof anti-corrosion type (PF2)
Voltage level: 220V, 380V, 600V
ZR: Flame retardant core tape
2、 Cable structure diagram:
1. Copper core wire: 7 x 0.50, 7 x 0.32, 19 x 0.41
2. Conductive plastic layer: ordinary PTC, flame-retardant PTC, fluorine-containing PTC
3. Insulation layer: modified polyolefin, flame retardant polyolefin, fluoroplastic
4. Shielding layer: Tinned soft round copper wire, covering a density of 80%
5. Sheath layer: modified polyolefin, flame retardant polyolefin, fluoroplastic
3、 Technical indicators:
1. Standard color: Red
2. Temperature range: * * * High working temperature 130 ± 5 ℃*** High exposure temperature of 150 ℃*** High temperature tolerance: modified
Benign polyolefin 105 ℃, flame retardant polyolefin 105 ℃, fluorinated polyolefin 180 ℃, fluoroplastic 200 ℃
3. Construction temperature: * * * low -40 ℃
4. Thermal stability: After 300 cycles back and forth from 10 ℃ to 149 ℃, the cable's heat generation remains above 90%.
5. Bending radius: 38.5mm at -20 ℃- 49.0mm at 30 ℃
6. Insulation resistance: When the cable length is 100m and the constant temperature water is 75 ℃; Test insulation resistance * * * with a small value of 20M Ω, available
Shielded or explosion-proof type, use 2500VDC between the shielding layer and the wire core at room temperature of 20 ℃
Shake for 1 minute, and the insulation resistance * * has a small value of 1200M Ω.
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