D.C. resistance conductor < 9.5 Ω/100m
Resistance unbalance: within a pair / between pairs < 2 / < 4 %
Insulation resistance ≥ 5000 MΩ.km
Dielectric strength conductor-conductorand conductor-screen(2 sec.) 2.5 kV DC
Mutual capacitance < 56 nF/km
Capacitance unbalance pair to ground < 1600 pF/km
Nominal velocity of propagation (for information only) > 0.6 c
Delay skew (differential delay) ≤ 40 ns/100m
Transfer impedance according IEC 61156-5 Grade 2
Coupling attenuation according IEC 61156-5 Type II