Category 5 Cable - Characteristics

Characteristics

Electrical characteristics for Cat 5e UTP
Property Nominal Value Tolerance Unit ref
Characteristic impedance @ 100 MHz 100 ± 15 Ω
Nominal characteristic impedance @ 100 MHz 100 ± 5 Ω
DC-Loop resistance ≤ 0.188 Ω/m
Propagation speed 0.64 c
Propagation delay 4.80-5.30 ns/m
Delay skew < 100 MHz < 0.20 ns/m
Capacitance at 800 Hz 52 pF/m
Inductance 525 nH/m
Corner frequency ≤ 57 kHz
Max tensile load, during installation 100 N
Wire diameter AWG-24 (0.51054 mm ; 0.205 mm2)
Insulation thickness 0.245 mm
Maximum current per conductor 0.577 A
Temperature operating -55 to +60 °C
Maximum operating voltage
(PoE uses max 57 V DC)
125 V DC

Read more about this topic:  Category 5 Cable