Knowing industry guidelines can save you money and enhance performance. The vast array of surge protection devices, and the ratings that characterize them, can be confusing. How do you sort through ...
Article 285 of the National Electrical Code (NEC) provides the minimum requirements for surge protective devices (SPDs) installed on wiring systems of 1,000V or less ...
The rate of transient occurrences varies with every power system. Recent studies show that surges of 1kV or less are common — whereas 3kV surges are rare. Protecting against more frequent (internally ...
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