市内电话电缆 按GB/T13849.1~5
●HYV铜芯聚乙烯绝缘PVC护套市内电话电缆
●HYVC铜芯聚乙烯绝缘PVC护套自承式市内电话电缆
●HYA铜芯聚乙烯绝缘挡潮综合护套市内电话电缆
●HYAT铜芯聚乙烯绝缘挡潮综合护套填充型市内电话电缆
●HYV22, HYV32, HYA23, HVA33, HYAT23, HYAT33型铠装市内电话电缆
生产规格
| 导体直径mm | 1.0生产规格(对数) | 
| HYV HYA HYAT
 | HYV22 HYA23HYV32 HYA33
 | HYAT23HYAT33
 | HYVC | 
| 0.4 | 10~2400 | 10~1000 | 10~1000 | — | 
| 0.5 | 10~1600 | 10~800 | 10~800 | 10~100 | 
| 0.6 | 10~1000 | 10~600 | 10~600 | — | 
| 0.7 | 10~800 | 10~400 | 10~400 | — | 
| 0.8 | 10~600 | 10~300 | 10~300 | — | 
| 0.9 | 10~400 | 10~200 | 10~200 | — | 
| 1.0 | 10~200 | 10~100 | 10~100 | — |