nhvv電纜
產(chǎn)品
本產(chǎn)品按gb12706《額定電壓35kv及以下銅芯、鋁芯塑料絕緣電力電纜》和gb12666《電線電纜實(shí)驗(yàn)》生產(chǎn),,同時(shí)還可根據(jù)用戶需要按電工會的iec、英國bs、德國din,、美國icea及jis生產(chǎn)。
the product is manufactured according to the standard of gb12706&gb12666/iec,bs,din,icea,and jis upon request.
適用范圍
本產(chǎn)品適用于工頻額定電壓0.6/1kv及以下配電線路或工業(yè)裝置中有耐火要求的固定敷設(shè)場所使用,。
the product is suitable for use in power distribution lines/fixed installations with rated power-frequency voltage up to&including 0.6/1kv.
使用特性
·工頻額定電壓u0/u:0.6/1kv,。
rated power-frequency voltage u0/u:0.6/1kv.
·電纜導(dǎo)體的高允許長期工作溫度pvc/xlpe:70℃/90℃.
max.permissible continuous operating temperature of conductor (pvc/xlpe): 70℃/90℃
·短路時(shí)長時(shí)間不超過5s電纜導(dǎo)體高允許溫度
pvc:導(dǎo)體截面≤300mm2-160℃
導(dǎo)體截面>300mm2-140℃
xlpe:250℃
max.short-circuit temperature of the conductor shall not exceed(5s maxiumduration):
pvc:cross-section of conductor≤300mm2-160℃
cross-section of conductor>300mm2-140℃
xlpe:250℃
·電纜敷設(shè)時(shí)溫度應(yīng)不低于0℃
the ambient temperature under installation should not below 0℃
·電纜的彎曲半徑:多芯電纜不小于電纜外徑15倍,單芯電纜不小于電纜外徑20倍,。
the bending radius of a single-core cable should not less than 20 times of the cable diameter.
the bending radius of multicore-cable should not less than 15 times of the cable diameter.
電纜的型號type of cable
結(jié)構(gòu)尺寸及主要技術(shù)參數(shù)construction&main technical data
·0.6/1kv單芯耐火電力電纜nh(b)-vv nha-vv nh(b)-yjv nha-yjv
0.6/1kv single-core fire power cable
syv視頻監(jiān)控線纜|視頻電纜煤礦-syv視頻監(jiān)控線纜|視頻電纜煤礦-syv視頻監(jiān)控線纜|視頻電纜煤礦-
syv視頻監(jiān)控線纜|視頻電纜煤礦-syv視頻監(jiān)控線纜|視頻電纜煤礦-syv視頻監(jiān)控線纜|視頻電纜煤礦-
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