U.S. Power Vision, LLC

The King of Lighting System Metrics: Lumens per Operating Dollar

Dear Reader: As people, we live daily with the constant need to assess how to maximize the output of every one of our inputs. We do that by any of a myriad of ways, from determining what car will provide the most miles per gallon, to which steak will give us the most ounces per […]

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The Investment Long View with the Life-cycle Cost Benefit Tool

Dear Reader: It’s not uncommon for the primary metric, when determining a go/no go decision, to be Simple Payback, which, simply put, is the total cost of the investment (in this case a lighting system) divided by the annual dollar savings. The better approach to determining the quality of an LED investment is to engage

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How to Improve Your Facility’s Cost per kWh

Dear Reader: There are three sides to the equation that determines how much money your firm spends per kWh of electricity, and they are your kW of consumption (units), the number of hours you’re consuming that electricity (time), and when (peak versus off-peak). While you can persuade yourself that all three components are fixed –

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Compare Your Plant’s Performance to Others’ With Benchmarking

Dear Reader: It’s always good to measure where your plant stands not only in comparison to where it once was (in order to drive and quantify continuous improvement), but to measure how you compare to other plants across America vis-à-vis any of a variety of available metrics from which to build those models. Our industrial

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Emergency and Exit Lighting, for Human Safety

Dear Reader: The primary governing body over emergency and exit lighting is the National Fire Protection Association (NFPA), and their publication entitled NFPA 101, Life Safety Code is the gold standard. But first, some definitions, as provided by 29 Code of Federal Regulation (CFR) 1910.34(c) OSHA: Exit Route – A continuous and unobstructed path of

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When it’s a Hazardous Area, Use Hazardous Fixtures

Dear Reader: Most manufacturing and food processing plants include some spaces that are classified by the National Electrical Code (NEC) as hazardous locations, “where fire or explosion hazards may exist due to flammable gases or vapors, flammable liquids, combustible dust, or ignitable fibers or flyings.” The Occupational Safety and Health Administration (OHSA) has written a

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IP Lighting, for When Ingress Protection is Needed

Dear Reader: Not all lighting fixtures are designed and built to do all things .. no surprise there. There are a number of fixture types that are what might be called ‘Specialty Fixtures’, as they are manufactured for a particular type of work, typically in a harsher environment, frequently involving dust, dirt or water. These

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Keep Electrical Surges from Frying Your Fixtures

Dear Reader: Many electrical systems experience voltage surges, caused by any of a variety of reasons including electrical overload, faulty wiring, lightning strikes, and the restoration of power after an outage or blackout. The prudent Facilities Manager will take steps to provide for solutions to maximize her/his LED lighting fixture protection and continuity of service

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