Energy Regulations

Selective Coordination and Emergency Power Supply Systems

Welcome to the third in a series of posts focused on National Electrical Code® (NEC®) requirements for selective coordination. In my previous post, I covered some of the specifics important… Read more »

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Grid Power Quality

Power-quality problems, including such issues as voltage irregularities and harmonic disturbances, can cause problems with a facility’s equipment and operations. Standards have been developed to help address this issue by… Read more »

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Choosing an Environmentally Friendly Partner Makes Electrical Contractors Green Too

There are many reasons why an electrical contractor makes a commitment to become environmentally friendly, from business opportunities to personal values. Choosing a partner committed to the same green principles… Read more »

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The interest of legal metrology for billing applications

As anyone, I have to pay for the electricity, the gas or the water I am consuming in my house. As anyone, I would be very angry if I am… Read more »

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Implementing Selective Coordination for Health Care Facilities

My previous post, “Selective Coordination and the NEC: Defining Terms and Understanding Updates,” gave a general overview of selective coordination requirement changes in the 2014 edition of the National Electrical… Read more »

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How IEC 61850 alters arc-flash protection schemes

The goal of arc-flash protection is to minimize the damaging effects of released energy. Such protection requires rapid and reliable communication among protection system components. Arcing faults in switchgear are… Read more »

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Products that go beyond minimum environmental regulations

For today’s manufacturers of electrical and electronic components, the RoHS and REACh requirements are the toughest environmental standards in the world. RoHS, which stands for Restriction of Hazardous Substances, took… Read more »

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Selective Coordination and the NEC: Defining Terms and Understanding Updates

With the National Electrical Code® (NEC®) putting greater emphasis on both power continuity and selective coordination, today’s engineers need to know how to meet both these requirements in their electrical… Read more »

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Monitoring Electrical Distribution Network on the Demand Side – Beyond Just On and Off

To a single end user, measuring the availability of power is an easy exercise: Flip the nearest wall switch and observe whether the lights come on or you remain in… Read more »

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New Lift Standard Calls for New Motor Starter Selection Rules

It is one of the most common modes of transportation, carrying many times the world’s population every month. It is also a very safe way to travel. There is a… Read more »

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Ports: How does Shore Power cut emissions and boost business?

By how much does shore power cut pollution? With high-voltage shore connection technology you power berthed ships from the local electricity grid and not from generators. And with their engines… Read more »

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“Arc Flash” vs. “Internal Arc Resistance” – A tale of two terms

I work for an electrical equipment manufacturer. So, when customers ask for the arc flash characteristics of our medium-voltage switchgear, I scratch my head. Because it doesn’t have any. Similarly,… Read more »

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Power Forward: The Next Age?

Since the devastating Fukushima disaster of 2011, Japan has struggled to develop a comprehensive energy policy that will satisfy the majority of its citizens. Some people advocate re-commissioning the country’s… Read more »

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Should you focus on phantom power losses?

The other day I was talking to an administrator who is quite concerned about the energy waste across the college campus he manages. The example he kept going back to… Read more »

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Secure Power services: why a smooth “handover” is vital to a lifecycle approach

Commercial and industrial assets such as ships, airports, manufacturing plants, oil rigs, or hospitals involve highly specialized systems that need power protection and cooling to keep these mission-critical applications secure… Read more »

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Clearing Up the Confusion Between NEMA and IEC Contactors

Standards are supposed to make life easier for control panel builders, by guiding the way to which products they can safely incorporate into their designs and panels. But sometimes they… Read more »

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IEC 62606: A first step towards international standards for Arc Fault Protection

Better late than never, I say. There is at last a groundswell of interest in arc fault device detectors prompted by the example of the US. It requires arc fault… Read more »

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Energy and Power Metering: Solutions and Additional Benefits

In my first post, I talked about energy regulations and sub-metering. The EU’s energy efficiency directive and the California Energy Commission’s Title 24 point to a future in which electrical… Read more »

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7 Tips for Achieving ISO 50001 Compliance

You have likely heard of ISO 50001 already, but may have dismissed it as yet another standard that can be ignored until it fades away. Well, this one seems to… Read more »

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Congress Is Broken and Energy Efficiency Proves It

Previously described as “the little bill that could”, the Energy Savings and Industrial Competitiveness Act (S. 1392) has had a hard road. It started over three years ago when U.S…. Read more »

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Standardization and Certification: Indissociable but different

As a member of the conformity assessment community, I get asked: what’s the difference between conformity assessment, standardization and certification? Actually, they’re different things. Broadly speaking, I’d say this. Certification is part… Read more »

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Electrical Workplace Safety: A Never-Ending Process

Electrical accidents rank sixth among all causes of work-related death in the United States according to the Electrical Safety Foundation International. Companies can take several steps to better protect workers… Read more »

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Should you focus on phantom power losses?

The other day I was talking to an administrator who is quite concerned about the energy waste across the college campus he manages. The example he kept going back to… Read more »

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Metering a Bigger Requirement Under California’s Updated Title 24

California’s Title 24 energy standards have long been some of the most demanding efficiency guidelines in the country, and the 2013 updates  (which went into effect July 1, 2014) continue… Read more »

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Circuit breaker: derating is not downgrading

To some people “derating” sounds like “downgrading”. Derating is in fact the rated current guarantee for a device installed into an Essembly. As if a circuit breaker, for example, is… Read more »

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Progress on the Solar Energy Front

After last week’s weather-themed post about how seasons change, I am prompted this week to highlight a number of sunny solar stories, led by the elevated profile of a solar-powered plane…. Read more »

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Ready When You Are: Proper Equipment Storage

Data centers are continually pushed for shorter construction and installation periods to meet the growing consumer demand. Working with quick turn-around times during data center builds requires the on-demand availability… Read more »

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Top 5 Reasons Why ESCOs Have Failed to Realize the Full Potential of Energy Efficiency – Part II

Studies and analysis conducted by organizations and think tanks such as Lawrence Berkeley National Laboratory, International Energy Agency, Global Building Performance Network, and McKinsey among others have repeatedly highlighted the… Read more »

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Top 5 Reasons Why ESCOs Have Failed to Realize the Full Potential of Energy Efficiency – Part I

Pick up an energy efficiency conference brochure and chances are there will be a dedicated session on Energy Service Companies (ESCOs). Talk to a top-level policy maker in any country… Read more »

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Do you know Energy University?

Energy University is a FREE, online, educational resource, offering more than 200 vendor-neutral courses on energy efficiency and data center topics to help you identify, implement, and monitor efficiency improvements… Read more »

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