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Railway Signal Cable PTYA23
Type: PTYA23 (22)Size: 4-61 coresExecutive Standard: TB/T 2476. 1~4-93Referred Standard: IEC, ASTM, BSFeatures:1) Structure: Quad-twisted pairs or insulated wires twisted togetherto form the cable core, cable core wrapped by polyester tape, atow-side plastic coated aluminum tape (PAP) longitudinally appliedas shielding layer, inner sheath. Tow-side plastic coated steel tape(PSP) applied as armoring layer, PE outer sheath2) Installation temperature: Not lower than -5oC3) Operation temperature: Operation environmental temperature: -30oC~+60oC4) Long term operation temperature: ≤70oC5) Min. bending radius: Not less than 10 times of cable outer diameterfor Un-armored cable, and not less than 15 times of cable outerdiameter for armored cable6) Usage: The standard cable is used for transmitting railway singles,audio frequency signals with fixed value of AC 500V or DC 1000V. Orapplied as fixed lay of some auto mechanism7) Application mode: direct buried, conduitInner packing: Delivery on wooden-iron composite drums, strong enoughsuitable for handling, long distance shipment and storageOuter packing: Wooden battens to be used to protect the drummed cableor even a metal tape secured outside
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