Railway signal cables are suitable for transmitting railway signals, audio signals, or automatic signal devices at rated voltages of AC 500V or DC 1000V and below.
Control circuit, where the integrated sheath railway signal cable has certain shielding properties, suitable for electrified sections or other areas with strong electromagnetic interference.
Installation in areas prone to electrical interference.
1. Features of Use
1.1 The cable is suitable for use in an environmental temperature range of -40℃ to +60℃.
1.2 The long-term working temperature of the cable conductor should not exceed +70°C.
1.3 Cable Laying Environmental Temperature: The polyvinyl chloride (PVC) outer sheath cable should not be lower than 0℃; the polyethylene (PE) outer sheath cable should not be lower than -20℃.
1.4 Allowable Bend Radius for Cable: Non-armored cables should not be less than 10 times the cable's outer diameter; armored cables should not be less than 15 times the cable's outer diameter.
1.5 The ideal shielding coefficient for the comprehensive sheath railway signal cable is ≤0.8; the ideal shielding coefficient for the aluminum sheath railway signal cable is ≤0.3.
2 Model, Name and Specifications
Model Name Laying Range Specifications (Cores)
PTYV polyethylene insulated PVC sheathed railway signal cables, laid in soil, trenches, or pipes, can withstand general mechanical stresses. Recommended cores: 4, 6, 8, 9, 12, 14, 16, 19, 21, 24, 28, 30, 33, 37, 42, 44, 48, 52, 56, 61C cores * 1.0mm
PTYY Insulated Polyethylene Sheathed Railway Signal Cables are recommended for cores of 4, 6, 8, 9, 12, 14, 16, 19, 21, 24, 28, 30, 33, 37, 42, 44, 48, 52, 56, 61C * 1.0mm
PTY22 polyethylene insulated steel tape armored polyvinyl chloride sheathed railway signal cables laid in soil, trenches, or pipes can withstand considerable mechanical external forces. Recommended for cores of 4, 6, 8, 9, 12, 14, 16, 19, 21, 24, 28, 30, 33, 37, 42, 44, 48, 52, 56, 61C cores * 1.0mm.
PTY23 Polyethylene insulated steel tape armored polyethylene sheathed railway signal cables are recommended for cores of 4, 6, 8, 9, 12, 14, 16, 19, 21, 24, 28, 30, 33, 37, 42, 44, 48, 52, 56, 61C cores * 1.0mm
PTYA22 polyethylene insulated comprehensive sheath steel tape armor PVC outer sheath railway signal cable, recommended core counts: 4, 6, 8, 9, 12, 14, 16, 19, 21, 24, 28, 30, 33, 37, 42, 44, 48, 52, 56, 61C cores * 1.0mm
PTYA23 Polyethylene Insulated Comprehensive Sheath Steel Tape Armored Polyethylene Outer Sheath Railway Signal Cable, recommended core counts: 4, 6, 8, 9, 12, 14, 16, 19, 21, 24, 28, 30, 33, 37, 42, 44, 48, 52, 56, 61C cores * 1.0mm
PTYL23, Aluminum sheathed railway signal cable. Recommended core counts: 4, 6, 8, 9, 12, 14, 16, 19, 21, 24, 28, 30, 33, 37, 42, 44, 48, 52, 56, 61C cores * 1.0mm
PTYA polyethylene insulated composite sheath polyethylene outer sheath railway signal cables, recommended core counts: 4, 6, 8, 9, 12, 14, 16, 19, 21, 24, 28, 30, 33, 37, 42, 44, 48, 52, 56, 61C cores * 1.0mm
Plastic insulated and PVC sheathed railway signal cables, includingPTYAH, PTYAP, PZYAP, PTYV, PTYY, PTY22, PTY23 (PZY02, PZY03, PZY23, PZY22), with 1/0.8mm (1/1.0mm) conductor size, 2-48 cores, suitable for railway signal communication, fire alarm signals, telegrams, and other automatic system applications, rated for AC 500V or DC 1000V and below.
Polyethylene insulated composite sheath steel tape armored polyvinyl chloride sheath railway signaling cable
PTYA23, PTYA22, PTY23, PTY22, PTYAH23, PZYA23, PZYA22, PZY23, PZY22, 20.8mm (1/1.0mm) 4-61 cores, suitable for transmission of audio signals and control lines for fixed railway signaling and group automation assembly at AC rated voltage 500V or DC voltage 1000V and below. It can transmit general automatic signals for railway groups and also frequency-modulated automatic block signals and business communication audio signals.
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