市内通信电缆主要电气性能:1.直流电阻:20℃,0.5mm铜线,小于等于95ω/km。2.绝缘电气强度:导体之间1 min 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,hya电缆大于10000mω.km,hyat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时指定组合的功率平均值大于69db/km。
| 规格型号 | 电缆外径(mm) | 电缆重量 (kg/km) |
| HYA(ZR-HYA ZRC-HYA WDZ-HYA)10×2×0.4 | 11 | 100 |
| HYA(ZR-HYA ZRC-HYA WDZ-HYA)20×2×0.4 | 13 | 145 |
| HYA(ZR-HYA ZRC-HYA WDZ-HYA)30×2×0.4 | 14 | 180 |
| HYA(ZR-HYA ZRC-HYA WDZ-HYA)50×2×0.4 | 16 | 260 |
| HYA(ZR-HYA ZRC-HYA WDZ-HYA)10×2×0.4 | 20 | 430 |
| HYA(ZR-HYA ZRC-HYA WDZ-HYA)200×2×0.4 | 25 | 770 |
| HYA(ZR-HYA ZRC-HYA WDZ-HYA)300×2×0.4 | 31 | 1130 |
| HYA(ZR-HYA ZRC-HYA WDZ-HYA)400×2×0.4 | 33 | 1410 |
| HYA(ZR-HYA ZRC-HYA WDZ-HYA)600×2×0.4 | 39 | 2020 |
| HYA(ZR-HYA ZRC-HYA WDZ-HYA)800×2×0.4 | 44 | 2660 |
| HYA(ZR-HYA ZRC-HYA WDZ-HYA)900×2×0.4 | 46 | 2970 |
| HYA(ZR-HYA ZRC-HYA WDZ-HYA)1000×2×0.4 | 49 | 3280 |
| (ZR-ZRC-WDZ)HYA53 HYA22 HYA23-10×2×0.4 | 14 | 232 |
| (ZR-ZRC-WDZ)HYA53 HYA22 HYA23-20×2×0.4 | 16 | 298 |
| (ZR-ZRC-WDZ)HYA53 HYA22 HYA23-30×2×0.4 | 17 | 344 |
| (ZR-ZRC-WDZ)HYA53 HYA22 HYA23-50×2×0.4 | 19 | 445 |
| (ZR-ZRC-WDZ)HYA53 HYA22 HYA23-10×2×0.4 | 23 | 657 |
| (ZR-ZRC-WDZ)HYA53 HYA22 HYA23-200×2×0.4 | 28 | 1050 |
| (ZR-ZRC-WDZ)HYA53 HYA22 HYA23-300×2×0.4 | 34 | 1474 |
| (ZR-ZRC-WDZ)HYA53 HYA22 HYA23-400×2×0.4 | 36 | 1775 |
| (ZR-ZRC-WDZ)HYA53 HYA22 HYA23-600×2×0.4 | 42 | 2448 |
| (ZR-ZRC-WDZ)HYA53 HYA22 HYA23-800×2×0.4 | 47 | 3141 |
| (ZR-ZRC-WDZ)HYA53 HYA22 HYA23-900×2×0.4 | 49 | 3472 |
| (ZR-ZRC-WDZ)HYA53 HYA22 HYA23-1000×2×0.4 | 52 | 3814 |




