Solar & Renewables
The Grid Gives You Fault Current. An Inverter Does Not.
A solar ACDB can be faulted from two directions, and only one of them behaves the way a normal AC panel expects.
Solar & Renewables
DC Is Not AC: Why Solar String Protection Needs Different Devices
An AC breaker in a DC circuit is a fire waiting to happen. The physics is simple, and it drives every design decision in…