Dear Customers, We, Shanghai Herrajes Industry Co., Ltd, hereby sincerely invite you and your company to visit us at 134th Canton Fair. Our booth information is as below: Exhibition Center: The Canton Fair Booth No.: 14.2D05-06 Date: October 15-19, 2023. Exhibition addr: No. 380, Yuejiang Zhong Road, Guangzhou, China Awaiting [...]
What is IEC 61284-1997 related to? This International Standard applies to fittings for overhead lines of nominal voltage above 45 kV. It may also be applied to fittings for overhead lines of lower nominal voltage and to similar fittings for substations. The 1997 version is the working one nowadays. What’s [...]
Tension clamp, strain clamp, dead end clamp refers to the hardware used to fix a wire to withstand wire tension and hang the wire onto a tension string group or tower. Tension clamps can be roughly divided into two categories based on their structure and installation conditions. Type 1: The [...]
The insulation piercing wire clamp mainly consists of a reinforced shell, piercing blades, sealing pads, waterproof silicone grease, high-strength bolts, torque nuts, and cable terminal caps. When the cable needs to be branched or connected, insert the cable branch wire terminal into the waterproof terminal cap. After determining the position [...]
Composite/Polymer insulators adopt an integral rod design, with a compact structure, high quality, and a weight of 1/10 that of porcelain and glass insulators of the same grade, making transportation and installation extremely convenient. Small size, light weight, and lightweight structure, making it easy to transport and install. The composite [...]
Dear Customers, We, Shanghai Herrajes Industry Co., Ltd, hereby sincerely invite you and your company to visit us at 133rd Canton Fair. Our booth information is as below: Exhibition Center: The Canton Fair Booth No.: 13.2J14 and 13.2J15 Date: April 15-19, 2023. Exhibition addr: No. 380, Yuejiang Zhong Road, Guangzhou, [...]
A kind of protective hardware installed on the conductor (ground) line to suppress or reduce the breeze vibration. [2] ——Quoted from GB/T 5075-2016 Terminology of Electric Power Fittings Stockbridge damper is designed to reduce the vibration caused by wind. The high voltage overhead line has a high pole position [...]
1. Reason Analysis According to the survey, the locations where overhead lightning conductors dropped are all located in areas with strong winds. According to experience, there are two reasons why the lightning conductors dropped due to the wear of the suspension clamps: (1) Due to the effect of wind force, [...]
Plastic-coated steel wire: plastic-coated iron wire PVC-coated iron wire (referred to as: PVC wire, PE wire). , Anti-cracking and other characteristics, the service life is several times that of hot and cold galvanized iron wire, the variety and color of the product can be customized according to user needs. Material: [...]
