Communication cable model of HYA HYAC HYAT HPVV the HYV HJVV HYY

Distribution Cable Model HPVV ZR-HPVV

Bureau of the cable model HJVV HJVVP ZR-HJVV ZR-HJVVP

Armored communication cable model HYA53 WDZ - HYA53 ZRC-HYA53

Filled armored communication cable model HYAT53-HYAT53 WDZ - ZRC-HYAT53,

Other armored communication cable model HYA22 HYV22 HYAT22 HYY23 HYYT23 HYA23 HYAT23

Steel wire armored communication cable HYA33 HYAT33 WDZ - HYA53-HYY33 HYYT33 HYY33

Oil-filled communication cable HYAT ZRC-HYAT, WDZ - the-HYAT HYYT

Plastic telephone cable Executive standard: YD/T322-1996

Plastic telephone cable structural features: of HYA local telecommunication cable with the full spectrum of high-density polyethylene insulation, aluminum integrated sheath (ie, longitudinally of the cable, shielded ribbon with jacket bonded into one to form a sealing sheath) , with excellent electrical performance, and easy construction.

Plastic telephone cable electrical properties:

DC Resistance: 20 ° C, 0.4 ≤ 148? ;/ Km 0.5 ≤ 95.0? ;/ Km 0.6 ≤ 65.8? ;/ Km 0.8 ≤ 36.6? ;/ Km

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, the inflatable cable is greater than 10000MΩ.km filled cable is 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.