Each motor branch circuit must be protected against short circuit and ground faults by an overcurrent device sized no greater than the percentages listed in Table 430.52. A branch-circuit ...

Article 440 applies to electrically driven air-conditioning (A/C) and refrigeration equipment. Each equipment manufacturer has the compressor motor built to its own specifications. The motors are ...

It’s impossible to balance line-to-line voltages perfectly in three-phase circuits, so they typically differ by a few volts or more. However, if voltage unbalance exceeds 1%, it can markedly decrease ...

ARLINGTON, Va.--(BUSINESS WIRE)--The Electrical Safety Foundation and The National Electrical Manufacturers Association’s (NEMA) Low Voltage Surge Protective Devices Section (BI-VS) recently released ...

From traditional fuses to eFuses, understanding the advantages, limitations, and use cases of each technology helps engineers ...

Advanced and sophisticated control of all types of motors, and especially brushless DC (BLDC) types, has been receiving lots of attention and support in recent years. This makes sense, as advanced ...

Surge protective devices can prevent damage, downtime, and lost revenue. ARLINGTON, Va.--(BUSINESS WIRE)--The Electrical Safety Foundation International (ESFI) released an infographic, What are Power ...

The era of networked electronic technology is driving a growing need for risk mitigation of all kinds. Since your organization has undoubtedly made a substantial investment in the various electronic ...