The new components include the PMPS150-1812; PMPS150E-1206; PMPS200-1812; PMPS200D-1210; PMPS260C-1812; and PMPS380E-1206. These surface mount device (SMD) PPTCs are designed for overcurrent ...

Distribution transformers must adhere to NEC and NFPA 70 standards, with specific requirements for overcurrent protection, ...

Raychem Circuit Protection, a business unit of Tyco Electronics, has announced the introduction of its 2Pro device series that features integrated overcurrent ...

All questions and answers are based on the 2017 NEC. Q. What is the Code requirement for sizing the overcurrent protection of conductors? A. Except as permitted by Sec. 240.4(A) through (G), ...

TYCO ELECTRONICS announced the introduction of a Metal Hybrid PPTC (MHP) technology useful for high-rate-discharge battery applications at ratings above 30VDC/30A such as cordless power tools, e-bikes ...

Power systems today operate in an environment where reliability and safety must be maintained despite rising loads, expanding interconnections, and increasing dependence on distributed energy ...

As the electric distribution system transforms into a smarter network, Commonwealth Edison Co.’s distribution automation team has embarked on a step-change journey that will transform distribution ...

For utilities, proper protection against high voltage transient overvoltages and overloads is critical to ensure maximum life of their power transformers. Failure to do so can result in significant ...

Differential protection is best understood as a fault control philosophy rather than a component category. The relay itself is secondary to the scheme it enforces. Once a zone is defined, the system ...