485信號線
| 1、應用： | Application: |
| 通訊音頻、廣播音響系統、儀表、電子設備及自動化設置、需防干擾線路屏蔽電線電纜。 供電系統電表遠控抄表數據傳輸線，供水系統水表遠程數據傳輸信號線等 | Applicable to communication audio frequency, broadcast sound system, meter, electric equipment and automatic equipment and anti-interference needed circuit shielded wire and cable. |
| 2、產品說明： | Product Description: |
| ◆內導體使用多支退火裸銅絞合 ◆聚氯乙烯絕緣 ◆多芯芯線絞合成纜 ◆外包鋁箔屏蔽 ◆銅線編織屏蔽 ◆聚氯乙烯護套 ◆額定電壓Uo/U為300/300V ◆長期允許工作溫度應不超過70℃ | ◆Multiple strands annealed bare copper lines twisted as internal conductor ◆PVC insulated ◆Core line with cores twisted into cable ◆Aluminum shielded outside ◆Copper line braid shielded ◆PVC jacket ◆Rated voltage Uo/U is 300/300V ◆Keeping working temperature under 70℃ for long-range operation |
| 1、應用： | Application: |
| 通訊音頻、廣播音響系統、儀表、電子設備及自動化設置、需防干擾線路屏蔽電線電纜。 供電系統電表遠控抄表數據傳輸線，供水系統水表遠程數據傳輸信號線等 | Applicable to communication audio frequency, broadcast sound system, meter, electric equipment and automatic equipment and anti-interference needed circuit shielded wire and cable. |
| 2、產品說明： | Product Description: |
| ◆內導體使用多支退火裸銅絞合 ◆聚氯乙烯絕緣 ◆多芯芯線絞合成纜 ◆外包鋁箔屏蔽 ◆銅線編織屏蔽 ◆聚氯乙烯護套 ◆額定電壓Uo/U為300/300V ◆長期允許工作溫度應不超過70℃ | ◆Multiple strands annealed bare copper lines twisted as internal conductor ◆PVC insulated ◆Core line with cores twisted into cable ◆Aluminum shielded outside ◆Copper line braid shielded ◆PVC jacket ◆Rated voltage Uo/U is 300/300V ◆Keeping working temperature under 70℃ for long-range operation |
RVVP和RVVSP的區別
兩者都屬于聚氯乙烯絕緣聚氯乙烯護套銅絲屏蔽軟電纜 只是成纜絞合節距倍數不一樣，所謂節距倍數就是絞合單線繞絞線一周的軸向距離與絞入前線芯外徑之比。 rvvsp成纜絞合節距倍數控制在8倍以內，rvvp絞合節距倍數可以稍大，一般不大于20倍。 絞合絕緣倍數越小，則絕緣線芯之間絞得越密，反之越疏。
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