4 core shielded control cable, suitable for rated voltage 450/750V operating temperature is not higher than 70 degrees, installation temperature is not lower than 0 degrees. The core color conforms to the preferred chromatographic selection in GB/T 5023.1 and JB/T 8734.1. Sheath color: black or gray, can be customized according to customer needs a variety of color cable characteristics. Jacket material: LSOH(SHF1) special mixture, flame retardant, low smoke, non-toxic, non-corrosive, moisture resistance. For the cable without armor layer, it should not be less than 6 times the outer diameter of the cable, for the cable with armor or copper tape shielding structure, it should not be less than 12 times the outer diameter of the cable for the flexible cable with the shield layer structure, it should not be less than 6 times the outer diameter of the cable in accordance with the IEC337-8 standard technical conditions. The number of cores of the cable can be produced 2-61 cores, and the insulation layer of the conductor is covered with a sheath, which is usually laid indoors, and is used for fixed laying occasions such as cable trench, fire alarm, fire fighting equipment, emergency channel, electrical instrumentation, automation equipment, complete sets of control cabinets, mechanical engineering, lighting engineering, etc.
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