产品标准
本产品按GB12706《额定电压35kV及以下铜芯、铝芯塑料绝缘电力电缆》和GB12666《电线电缆燃烧实验方法》标准生产，同时还可根据用户需要按国际电工委员会推荐的IEC标准、英国BS标准、德国DIN标准、美国ICEA标准及日本JIS标准生产。
The product is manufactured according to the standard of GB12706 and GB12666 or IEC,BS,DIN,ICEA,and JIS upon request.适用范围
本产品适用于工频额定电压0.6/1kV及以下配电线路或工业装置中有耐火要求的固定敷设场所使用。
The product is suitable for use in power distribution lines or fixed installations with rated power-frequency voltage up to and including 0.6/1kV. 使用特性
·工频额定电压U0/U:0.6/1kV。
Rated power-frequency voltage U0/U:0.6/1kV.
·电缆导体的最高允许长期工作温度（PVC/XLPE）:70℃/90℃.
Max.permissible continuous operating temperature of conductor (PVC/XLPE): 70℃/90℃
·短路时（最长持续时间不超过5s）电缆导体最高允许温度
PVC:导体截面≤300mm2-160℃
导体截面＞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℃
·电缆敷设时环境温度应不低于0℃
The ambient temperature under installation should not below 0℃
·电缆的弯曲半径：多芯电缆不小于电缆外径15倍，单芯电缆不小于电缆外径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. |
| 电缆的型号Type of cable |
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结构尺寸及主要技术参数Construction and main technical data
·0.6/1kV单芯耐火电力电缆（NH(B)-VV NHA-VV NH(B)-YJV NHA-YJV）
0.6/1kV Single-core Fire Resistance Power Cable |
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注：*表示导体为紧压圆形线芯。
Where：*=Compact circular stranded conductor. |
 |
·0.6/1kV二芯耐火电力电缆（NH(B)-VV NHA-VV NH(B)-YJV NHA-YJV）
0.6/1kV 2-core Fire Resistance Power Cable |
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注：*表示导体为紧压圆形线芯。
Where：*=Compact circular stranded conductor. |
 |
·0.6/1kV三芯耐火电力电缆（NH(B)-VV NHA-VV NH(B)-YJV NHA-YJV）
0.6/1kV 3-core Fire Resistance Power Cable |
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注：*表示导体为紧压圆形线芯。
Where：*=Compact circular stranded conductor. |
 |
·0.6/1kV四芯耐火电力电缆（NH(B)-VV NHA-VV NH(B)-YJV NHA-YJV）
0.6/1kV 4-core Fire Resistance Power Cable |
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注：*表示导体为紧压圆形线芯。
Where：*=Compact circular stranded conductor. |
 |
·0.6/1kV五芯耐火电力电缆（NH(B)-VV NHA-VV NH(B)-YJV NHA-YJV）
0.6/kV 5-core Fire Resistance Power Cable |
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注：*表示导体为紧压圆形线芯。
Where：*=Compact circular stranded conductor. |
 |
·0.6/1kV、3+1芯耐火电力电缆（NH(B)-VV NHA-VV NH(B)-YJV NHA-YJV）
0.6/1kV 3+1-core Fire Resistance Power Cable |
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注：*表示导体为紧压圆形线芯。
Where：*=Compact circular stranded conductor. |
 |
·0.6/1kV、3+1芯耐火电力电缆（NH(B)-VV NHA-VV NH(B)-YJV NHA-YJV）
0.6/1kV 3+1-core Fire Resistance Power Cable |
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注：*表示导体为紧压圆形线芯。
Where：*=Compact circular stranded conductor. |
 |
·0.6/1kV、3+2芯耐火电力电缆（NH(B)-VV NHA-VV NH(B)-YJV NHA-YJV）
0.6/1kV 3+2-core Fire Resistance Power Cable |
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注：*表示导体为紧压圆形线芯。
Where：*=Compact circular stranded conductor. |
 |
·0.6/1kV、3+2芯耐火电力电缆（NH(B)-VV NHA-VV NH(B)-YJV NHA-YJV）
0.6/1kV3+2-core Fire Resistance Power Cable |
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