1、 Product model:
D: Temperature level: Low temperature (D) series
WL: Temperature controlled heat tracing cable
Nominal power: 10W/m, 15W/m, 20W/m, 25W/m, 30W/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 levels: 12V, 24V, 36V, 110V, 220V, 380V
ZR: Flame retardant core tape
2、 Cable structure diagram:
1. Copper core wires: 7 x 0.32, 7 x 0.42, 7 x 0.50, 19 x 0.32
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: black
2. Temperature range: * * * High working temperature 65 ± 5 ℃;
***High exposure temperature of 85 ℃;
***High temperature resistance: modified polyolefin 105 ℃, flame retardant polyolefin 105 ℃
Fluoroplastics 200 ℃
3. Construction temperature: * * * low -40 ℃
4. Thermal stability: After 300 cycles back and forth from 10 ℃ to 99 ℃, the cable's heat generation remains above 90%.
5. Bending radius: 25.4mm at -20 ℃
-35.0mm at 30 ℃
6. Insulation resistance: When the cable length is 100m and the constant temperature water is 75 ℃; Test the insulation resistance * * * with a minimum value of 20M Ω. It is a shielded or explosion-proof type. At room temperature of 20 ℃, shake the insulation resistance between the shielding layer and the wire core with 2500VDC for 1 minute. The insulation resistance * * has a minimum value of 1200M Ω.
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