时间:2020-03-12 00:59
(4)无卤低烟阻燃电缆和含卤阻燃电缆相比,有低腐蚀、低烟的优点,但电性能及机械性能明显降低,所以在进行电缆敷设时,无卤低烟阻燃电缆应较含卤阻燃电缆有更大的弯曲半径。(5)在进行电缆敷设设计时,不宜将非阻燃电缆和阻燃电缆并列敷设,不宜将不同阻燃类别的阻燃电缆并列敷设。
使用特性1、电缆额定工作电压:450F/50V、600/1000V。2、电缆导体的长期工作温度:70℃。3、电缆敷设时环境温度应不低于0℃。4、最小弯曲半径:非铠装电缆:阻燃型为电缆外径的6倍,铠装型电缆:为电缆外径的20倍。
2.3 电缆的基本型式、产品名称和适用范围: 表1型式代名称适用范围ZA-RV铜芯阻燃聚氯乙烯绝缘软电缆架空、管道、室内、电缆沟、地下直埋ZA-RVV铜芯阻燃聚氯乙烯绝缘聚氯乙烯护套软电缆ZA-RVV22铜芯阻燃聚氯乙烯绝缘钢带铠装聚氯乙烯护套软电缆WDZA。
Ia-K2YV (EX) intrinsically safe PE insulated and PVC sheath two-core stranded shielding instrument cable fixed in indoor, cable trench or pipeline ia-K2YV (EX) R intrinsically safe PE insulated PVC sheath two-core stranded shielding instrument soft cable suitable for soft occasions ia-K3YV intrinsically safe PE insulated PVC sheath three-core stranded shielding control cable For soft occasions ia-K3YVY is intrinsically safe.
产品型号、规格:型标称截面(mm)芯数额定电压(V)执行标准:ZR-BV0./750及以下Q/X*ZR-BVR2./750及以下ZR-RV0./750及以下ZR-VV1./1000ZR-。
适用于矿山、电厂、市内、近郊及局部地区。使用特性电缆的使用环境温度为40℃~ 60℃。电缆导体长期工作温度应不超过 70℃。电缆敷设环境温度:聚外护套电缆应不低于0℃;聚乙烯外护套电缆应不低于20℃。电缆的允许弯曲半径:非铠装电缆应不小于电缆外径的10倍;铠装电缆应不小于电缆外径的15倍。
ZA-VV22/ZB-VV22/ZC-VV22ZA-VLV22/ZB-VLV22/ZC-VLV22聚氯乙烯绝缘钢带铠装聚氯乙烯护套A(B、C)类阻燃电力电缆适宜对阻燃有要求时埋地敷设,不适宜管道内敷设。
6: Product performance and parameters: Conductor structure: insulated by twisted soft copper wires: insulated by cross-linked polyethylene, insulation thickness of 1.0 mm, insulation resistance can be guaranteed at more than 10,000 M/km. Sheath: Low density polyethylene black sheath is used for insulation. The thickness of sheath is 1.8mm, which guarantees excellent insulation, waterproof and aging resistance of cable.
F46绝缘F46护套铜丝编织分-总屏蔽计算机电缆。
DJYDP3YD(R)P3低烟无卤阻燃聚烯烃绝缘和护套铝塑复合带绕包分屏总屏计算机用屏蔽(软)电缆。