耐火型MHYV HYV22 60*2*0.5通讯电缆．矿用控制电缆

HYA市内通信电缆HYA-HYA市内通信电缆HYAHYA市内通信电缆HYA-HYA市内通信电缆HYA通信电缆型号HYA        HYAC        HYAT        HPVV        HYV        HJVV        HYY               
                                配线电缆型号HPVV        ZR-HPVV               
                                局用电缆型号HJVV        HJVVP        ZR-HJVV        ZR-HJVVP               
                                铠装通信电缆型号HYA53        WDZ-HYA53        ZRC-HYA53               
                                填充式铠装通信电缆型号HYAT53        WDZ-HYAT53        ZRC-HYAT53               
                                其它铠装通信电缆型号HYA22        HYV22        HYAT22        HYY23        HYYT23        HYA23        HYAT23               
                                钢丝铠装通信电缆HYA33        HYAT33        WDZ-HYA53        HYY33        HYYT33        HYY33               
                                充油通信电缆HYAT        ZRC-HYAT        WDZ-HYAT        HYYT               
                                全塑市话电缆执行标准：YD/T322-1996               
                                全塑市话电缆结构特点：        HYA型市内通信电缆采用全色谱高密度聚乙稀绝缘，铝塑综合护套(即电缆的纵包屏蔽铝带与护套粘结成一体，形成密封护层)，具有电气性能优越，施工方便的特点。

主要电气性能

1. 直流电阻:20℃, 0.4 ≤148Ω/km 0.5 ≤95.0Ω/km 0.6 ≤65.8Ω/km 0.8 ≤36.6 Ω/km2. 绝缘电气强度：导体之间1min 1kv不击穿 导体与屏蔽1min 3kv不击穿

3. 绝缘电阻：每根芯线与其余线芯接地,充气电缆大于10000MΩ.km,填充式电缆大于3000MΩ.km。

4. 工作电容：平均值 52±2nF/km

5.远端串音防卫度：150kHZ时组合的功率平均值大于69dB/km。