Case study examines a common PV inverter failure that can drive uncommon issues in the field — namely, damage to the AC protection equipment from DC fault currents for short periods during transformer ...

As summer approaches, the demand for coolers and air conditioners (ACs) skyrockets. While coolers can be effective during the milder heat of March and April, they often fall short when the ...

Fig 1. String inverters are notoriously unreliable and represent a single point of failure. They typically come with a five-year limited warranty and have to be replaced at least once during the ...