Posts tagged as ABB

Around the world on solar power

ABB alliance partner Solar Impulse has completed the first ever round-the-world flight powered by solar energy only. The plane landed at its starting point in Abu Dhabi on 26 July after a final leg of 48 hours and 37 minutes from Cairo. To attempt the round-the-world flight, Solar Impulse had to confront many of the […]

Breaker coordination: what you really need to know

  Selective coordination is an electrical system design practice that improves reliability. Breaker coordination methodology increases uptime by limiting power outages to the branch of an electrical system where a problem occurs without knocking out other areas of the system. When a fault happens, the closest overcurrent protective device opens either a breaker or a […]