Electrical Construction & Maintenance

Code Q&A: Overcurrent Protection Requirements for Appliance Circuits

Branch-circuit conductors must have overcurrent protection in accordance with Sec. 240.4, and the overcurrent protection device rating must not exceed the rating marked on the appliance [Sec. 422.11].
Electrical Construction & Maintenance

Stumped by the Code? Sizing Overcurrent Protection for Branch Circuits, Class III Hazardous (Classified) Location, Minimum Clearances of Overhead Feeder Conductors, and More

All questions and answers are based on the 2011 NEC. Q. What is the Code rule for sizing overcurrent protection for branch circuits [210.20]? A. Branch circuit overcurrent devices must have a rating ...
Electronics Weekly

Protect your LED lighting circuits

Guest columnist Faraz Hasan, marketing and business development manager at Tyco Electronics Circuit Protection Products says that LEDs can require overcurrent protection despite built-in safety ...
Electronic Design

Surge Stopper Protects Electronic Systems from Overvoltage and Overcurrent Transients

Linear Technology has introduced the LTC4380, an ultralow quiescent current (IQ) surge stopper, providing compact overvoltage and overcurrent protection. Linear Technology has introduced the LTC4380, ...