You usually don't get called about emergency lighting when everything is working. You get called when a tenant notices a dark stairwell sign, when a fire marshal spots a dim...
Electrical Switch Repair for Commercial Properties
A tenant calls at 9:10 on a Monday morning because half the suite has gone dark. In a Costa Mesa medical office building, a patient area is without lighting, a...
How to Work Out Watts to Amps for Commercial Loads
A facility manager is checking whether a new commercial circuit can carry a lighting retrofit. The fixture schedule lists watts, the panel schedule lists voltage, and the breaker is rated...
What Is the Cause of Voltage Drop in Commercial Systems
You're standing in a parking lot after dark, and the lights at the far end of the row look weaker than the ones by the building. Or maybe the EV...