
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
Zhengzhou Yifang Cable Co., Ltd
Zhengzhou Yifang Cable Co., Ltd is a large joint-stock, hi-tech enterprise established in 2001. We are specialized in wires & cables, including designment, production and sales. Located in Zhengzhou, China, our factory's position is extremely advantageous.
There are more than 500 staffs in our factory including over 50 technical personnel, 5 senior engineers. With complete advanced cable producing equipments over 150 sets, complete testing equipments, a national level fire-resistant & flame retardant cable laboratory. Our technology has reached advanced levels at home and abroad.
Our main products include: Power Cable for voltage up to 220KV, Overhead insulated cable, ABC Cable, Building Cable and flexible cord, Control Cable, Rubber Cable, Bare Conductor(ACSR, AAC, AAAC, BCC), Welding Cable, Galvanized Steel Wire(Stay wire),flame retardant mining cable, etc
We have own IM/EX right, our products have been exported to Europe, Australian, Middle-east, South-east Asia, Africa, American, South American etc., being subjected to consistent good opinion of customers.
As a people-oriented company, we always adhere to "customers first, quality first" business philosophy and promote the comprehensive quality management system. We have obtained ISO9001, ISO14001, OHSAS18001 Certification, CCC certificate, CE certificate, and the IEC international certificate and our company have been audited and approved by SGS and BV. We would like to join hands with elites from all sectors of society in the road of common development.
Any inquiry, pls feel free to contact us at Email:admin@yifangcable.com, Tel: 86-371-67837547, Fax:86-371-67837545
Any questions, pls feel free to contact us at Email:sunny@yifangcable.com, Tel:86-371-56598972, Fax:86-371-67837545