Breaker History 101

Westinghouse started making load break switches in 1950. Popular switches were 5–15 kV. The early switches were called load break fusible (LBF). Westinghouse made the next generation of switches, Westinghouse load interrupters (WLI), though 1980. Cutler Hammer also made load interrupters. Cutler Hammer now makes medium-voltage switchgear (MVS). It is available in voltages of 5–15 kV and 38 kV. Circuit Breakers Sales NE, Inc. stocks these different generations of switches. […]

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No Flight of Fancy: Engineering Department Donates Talent to Local Museum

The signs had seen better days. Weathered from harsh New England winters and lashing summer winds, most of the large placards placed alongside aircraft on display outside the New England Air Museum looked as old as the historic machines they described — that is, until Matt Moran, junior engineer, at Circuit Breaker Sales Northeast, Inc., […]

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CBS Northeast Saves Utility $5 Million by Repairing Generation Control Units

Repairing. Rebuilding. Replacing. Whatever you call it, CBS Northeast has personnel with the expertise and experience necessary to get failing utilities back to work. To address ongoing failures at National Grid’s gas turbine generation site in Holtsville, NY, CBSNE had been performing small repairs. But these small repairs weren’t enough to fix the bigger problems of the 45-year-old electrical equipment’s poor condition across 10 generator automated control (GAC) switchgear houses for these gas turbine units. […]

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Why Circuit Breaker Maintenance Matters

Most car owners have had the unwelcome experience of an unexpected mechanical breakdown, and some have even dented a fender or two. Few have the luxury to run out and buy a new car whenever this happens. Instead, we get an estimate and have the damage repaired. If you’re smart, you also take your vehicle in for periodic tune-ups to avoid larger problems down the road. Why not do the same thing when your industrial or commercial circuit breakers, network protectors, load break switches, or contactors fail or need maintenance work? […]

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