Railway signal the cable PTYY the details: railway signaling cable Product Description: model a PTYV railway signals cable PE insulated PVC sheathed railway signaling cable the PTY22 railway signal cable insulated, steel tape Kay, PVC sheathed railway signaling cable the PTY23 railway signal cables insulated, steel tape Kay sheathed steel loaded polyethylene sheath railway signal cable PTYA railway signal cables, polyethylene insulated jacket railway signal the cable PTYA22 railway signal cables polyethylene insulated, PVC outer sheathing care sets of railway signaling cable PTYA23 railway signaling cable polyethylene insulated sheathed steel sheathing, PE outer sheath railway signaling cable * 1 * This product is suitable for rated voltage of AC 500V or DC 1000V and below transmission railway signal, audio signal or automatic The signal control circuit of the device, which jacket and aluminum sheath railway signal cables have a certain shielding performance, suitable for electrified sections or other areas of strong radio interference laying. * 2 * Features 2.1 cable to use an ambient temperature of -40 ° C to +60 ° C 2.2 long-term cable conductor operating temperature should not exceed +70 ℃. 2.3 Cabling the ambient temperature: PVC sheathed cable should not less than 0 ° C; polyethylene outer sheath cable should not be less than -20 ℃. 2.4 cable bending radius: non-armored cable should be not less than 10 times the cable diameter; armored cable should not be less than 15 times the cable diameter. 2.5 integrated sheath railway signal cables ideal shielding factor of ≤ 0.8; aluminum sheath railway signal cables ideal shielding factor of ≤ 0.3 * 3 * delivery length of 500m and above the cable should not less than 50% of the total length of delivery; 50 ~ 250m short section of cable delivery length should not exceed 5% of the total length of delivery; cable length measurement error should not exceed ± 0.5%. According to the negotiated provisions of the length of the delivery. Railway signaling cable model the: PTYV, PTY22, PTY23, PTYA, PTYA22, PTYA23 Order: