25-100 pair 0.4mm/0.5mm Duct type jelly filled underground telephone cable
25-100 pair 0.4mm/0.5mm Duct type jelly filled underground telephone cable
Rated temperature:60,75 Bare solid or stranded copper conductor 24AWG Color-Coded-PE insulation. Pass UL Riser Flame test and CSA FT4 Flame test. Electrical Properties: Dc-Resistance at 20 9.38W/100m (24AWG) Dc-Resistance at 20 15.00/100m (26WG) DC-Resistance unbalance Max.5% Impedance at 1-100MHz:100±15% Physical Properties: Insulation elongation:≥300% Insulation Strength: ≥8.23Mpa Ageing condition:113±2 168hour Insulation elongation Withhold rate: ≥75% Insulation Strength Withhold rate: ≥75% Sheath elongation:≥100% Sheath Strength: ≥10.34Mpa Ageing condition:113±2 168hour Sheath elongation Withhold rate: ≥75% Sheath Strength Withhold rate: ≥75% Use: Many paired logarithmic of the telephone communication cables, The use of twisted pair data cable pitch requirements for production, reduced crosstalk between lines of interference. Color-coded according to ANSI/TIA/EIA-568-B standard data communications cable marked for the program-controlled exchange bureau MDF Board and exchange between users of the audio connections can also be used as other communications equipment to connect between the audio can be Supporting low-rate data transmission to support voice applications, digital phones, fax, program-controlled switchboards, Digital Equipment Connection, Integrated system of telecommunications branch lines and trunk, etc.
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