聚乙烯絕緣綜合扭絞塑料護套信號電纜

　　PE insulated overall twisted plasties sheathed signal cuble

　　執(zhí)行標(biāo)準(zhǔn)

　　Standard implemented

　　Q/321084kxD15-2008

　　用途

　　Scope of application

　　本產(chǎn)品適用于交流額定電壓500V或直流電壓1000V及以下傳輸音頻信號及固定敷設(shè)的鐵路信號和某些自動裝置的控制線路。能傳輸鐵路信、集、閉的一般自動信號，還可傳輸移頻自動閉塞及業(yè)務(wù)通話等音頻信號。

　　This product is intended for the transmission of voice signal orsignal transmission on railway or control lines of some autornaticequipment with the rated AC voltage up 50 50ov or rated DCvoltage up to 100OV,It can transmit railway signals.collectivesignals and ordinary signals as well as sound signals of mobilefrequency and business calling.

　　使用特性

　　Service characteristics

　　1、電纜線芯的長期允許工作溫度應(yīng)不超過+70℃.

　　2、電纜敷設(shè)時的環(huán)境溫度，普通聚氯乙烯護套電纜不低于-5℃，耐寒聚氯乙烯護套電纜不低于-10℃，聚乙烯護套電纜不低于-20°℃。

　　3、彎曲半徑:電纜允許在任何水平差的線路上敷設(shè)，敷設(shè)時彎曲半徑不小于電纜外徑的15倍

　　1、The permanent service temperature the cable for shall notexceed +70℃.

　　2.The ambient ternperature for cable laying shall be not lowerthan -5℃ for the general PVC sheathed cables,ａnd not lowerthan - 10℃ for cold resistant PvC sheathed cables,ａnd not lowerthan -20℃ for PE sheathed cables.

　　3、Bending radius:cables shall be able to be laid on lines of anyhorizontal difference;ａnd the bending radius when being laid shallbe not less than 15 times of the cable outer diameter.

　　交貨長度

　　Length of delivery

　　1、交貨長度500m以上的電纜不少于總交貨長度的50%，50至小于250n的短段電纜，其交貨數(shù)量不大于總交貨長度的3%。

　　2、經(jīng)協(xié)商允許以任意長度交貨。長度計量誤差不超過1%。

　　1、The quantity of cable with length not less than 50om shall notbe less than 50% of the total.The quantity of cable with the lengthranging between 50m and 25om shall not exceed 3% of the totaldelivery.

　　2、Cable of any length is acceptable subject to agreement ofboth parties.The tolerance of cable length shall not exceed 1%.