Zhengzhou Yifang Cable Co., Ltd
Zhengzhou Yifang Cable Co., Ltd Over 10 years International trade experience, Professional R& D department Strict quality control system.
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Telecommunication Copper Building Wire , Single Core Copper Wire General Purpose
450 / 750V Copper Conductor PVC Insulation Electric Building Wire
1. Scope
1.1 This specification describes single conductor THWN or THHN, a general purpose building wire insulated with polyvinyl chloride (PVC) and covered with a tough protective sheath of nylon intended for lighting and power circuits at 600 Volts or less, in residential, commercial and industrial buildings. The wire may be operated at 90°C maximum continuous temperature in dry locations and 75°C in wet locations and is listed by Underwriters Laboratories.
2. Conductor
Conductors shall be solid , Class B or Class C stranded, annealed uncoated copper per UL Standards 83 or 1063.
3. Rated Voltage:
450/750V more than 1.5mm2 single core conductor
300/500V less than 1.5mm2 single core and multi-core conductor
300/300V less than 1.5mm2 multi-core conductor
4. Color of Insulation:
Red, Yellow, Black, White, Green, Light Blue, Grey, Brown, Violet, Orange, Yellow/Green
5. Manufactured Standards: IEC 60227-2007