Details HYAT large number of telephone cables

Large number of telephone cable of HYA of HYA HYAC HYAT
Communication cable model of HYA HYAC HYAT HPVV the HYV HJVV HYY
Armored communication cable HYA22 HYV22 HYAT22 HYY23 HYYT23 HYA23 HYAT23 HYA53 HYAT53
Steel wire armored communication cable H YA33 HYAT33 WDZ - the-HYA53 HYY33 HYYT33 HYY33
Oil-filled communication the cable HYAT HYYT
Local telecommunication cable Executive standard: YD/T322-1996
Structural characteristics of local telecommunication cables: of HYA local telecommunication cable full chromatography insulation, aluminum integrated sheath of the cable longitudinal shielded ribbon and jacket bonding together to form a seal protection layer with excellent electrical performance, construction and convenient features.
Local telecommunication cables electrical properties:
148 (1) DC resistance: 20 ° C, 0.4 ≤ 0.5 ≤ 95.0 0.6 ≤ 65.8 0.8 ≤ 36.6

1min between the two. Insulation electrical strength: conductor 1kv not breakdown the conductor and shielding breakdown in the 1min 3kv not
Insulation resistance: each wire to ground and the rest of the wire core of HYA cable greater than 10000MΩ.km HYAT cable greater than 3000MΩ.km.
(4) Capacitance: average of 52 ± 2nF/km
The FEXT defense degree: 150kHz when the average power of the specified combination is greater than 69dB/km.