Article 725 provides the requirements for Class 1 circuits in Part II. A Class 1 circuit is that portion of the wiring between the overcurrent protective device (OCPD) of a Class 1 power supply and ...
Circuits that fall under the requirements of Art. 725 are remote-control, signaling, and power-limited circuits that aren’t an integral part of a device or appliance. Article 725 includes circuits for ...
This article, the first in a two-part series, discusses the classification, pathophysiology and presentation of cardiomyopathies. It comes with a self-assessment enabling you to test your knowledge ...
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