Q. What are the Code rules for sizing overcurrent protection for conductors? A. Except as permitted by (A) through (G), conductors must be protected against overcurrent in accordance with their ...

Electrical overcurrents can not only damage systems, but also cause costly downtime. Fuses are said to be a great way to protect a battery energy storage system (BESS) simply and cost-effectively. In ...

Q. What are the NEC rules for sizing transformer secondary conductors? A. A set of conductors supplying single or separate loads is permitted to be connected to a transformer secondary without ...

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 ...

What's driving the need for protection devices and the challenges of implementing them. Traditional types of protection devices. Different approaches to protection, including surge stoppers. The ...

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 ...

For modern distribution protection, Negative Phase Sequence (NPS) Protection is often relegated in favor of common elements such as Overcurrent (OC) or Earth Fault (EF), but NPS is an incredibly ...

When I moved into my current home, the kitchen had been recently remodeled. Great! That meant it had at least two 20-amp circuits to handle all the kitchen appliances, countertop and wall receptacles ...