QR540 coaxial cable
1. Conductor insulated with a dielectric material
2. Surrounded by the other conductor
2014 NEW QR540 coaxial cable, QR500/540 cable/CCA material conductor, trunk cable/540 cable wth/without messager
QR 540M(QR 540M)
Description:
center conductor: Φ 0.124(3.15mm) solid copper or CCA
dielectric: Φ 0.514(13.05mm)foam PE
shield: Aluminum tube, thickness 0.540(13.72mm)
jacket: Φ 0.610 (15.49mm) (LDPE) thickness: 0.0357(0.89mm)
messenger steelΦ 0.109(2.77mm)
jelly/ADP: Per customer special requirement
Mechanical characteristic
Minimum Bend Radius: 4.0(10.2cm)
Maximum pulling tension=220Ibs. (100kgf)
Electrical performance
Impedance: 75+2 Ohm
Capacitance: 50+3pF/m
Velocity of Propagation: 88%
Nominal DC loop resistance@ 68° F: 4.27 Ohms/1000 ft. (14.01 Ohms/km)