Do you know the facts about circuit protection, or have you just been relying on what you hear around the shop? As an electrical contractor, system designer, plant electrician, or electrical inspector ...

Most AC-DC power supplies and DC-DC converters have internal current-limiting circuits to protect the power device, and to some degree its load. The majority of over-current-protections include an ...

Courtesy of www.MikeHolt.com. Based on the 2020 NEC. Article 240 provides the requirements for overcurrent protection and selecting/installing overcurrent protective ...

For a PDF verion of this article, click here. Where resettable overcurrent protection is a requirement, PolySwitch polymeric positive temperature coefficient (PPTC) devices offer a highly effective ...