Fenarro High Voltage Equipment News & Technical Insights

SF6 pressure alarms do not always mean a major gas leak. This guide explains common leakage points, pressure-alarm troubleshooting, SF6 leak detection methods, gas-quality checks, and practical buyer considerations for high-voltage SF6 circuit breakers. Read More

Should a 10kV system use 10kV or 12kV equipment? Why may a 35kV project specify 40.5kV switchgear? Can equipment marked 36kV replace equipment marked 40.5kV?These questions arise because nominal system voltage and highest voltage for equipment describe related but different values. The correct volta Read More

Learn how to maintain drop-out fuse cutouts with inspection methods, fault diagnosis, and replacement tips for reliable transformer protection. Read More

This guide covers key 33kV and 35kV substation equipment, including circuit breakers, disconnect switches, surge arresters and fuses, with a focus on ratings, applications and project considerations. Read More

Learn how to select a transformer drop-out fuse cutout by evaluating voltage class, current rating, fuse link selection, and breaking capacity for reliable medium-voltage protection. Read More

This article explains how surge arresters protect building electrical infrastructure from lightning strikes, switching operations, and transient voltage disturbances. It also explores key installation locations and Fenarro’s integrated electrical solutions for safer and more efficient building projects. Read More

Learn how switching, isolation and protection equipment helps power plant switchyards reduce outage risk, support safer maintenance and protect critical assets. Read More

This guide explains how to select high-voltage equipment for industrial and mining substations, covering circuit breakers, disconnect switches, fuses, surge arresters. It highlights system parameters, operating environments, protection requirements, and Fenarro solutions for reliable industrial power distribution. Read More

Compare vacuum and SF6 circuit breakers by voltage, installation, maintenance, and application to select the right breaker for your project. Read More