ESL StormSwitch™ – Keeping the Power On

The damage caused during this historic hurricane season serves as an unfortunate reminder of the need for contingency planning.  From everyday citizens to public institutions, the impact that the barrage has had on communities in the path of the storms will be felt for years to come. The amount of people left without power during…

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Prevent Backup Power Failure – Use UL 1008

To ensure the safest and most reliable transfer switch equipment is purchased, the UL 1008 requirement should be included into project specifications. Whoever is responsible for the transfer switch selection process should be aware of criteria that helps classify each UL Listing. Why UL Listing Matters? In order to minimize the chances of backup power…

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Are You Ready for the 2017 NEC Updates?

Have no fear, ESL is here! ESL’s TripleSwitch is 2017 NEC 700.3 (F) compliant when used in conjunction with an ATS. According to 2017 NEC provision 700.3(F), legally required systems must be able to connect a temporary source of power for emergency systems which rely on a single alternate source of power which will be disabled for maintenance…

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3 Reasons Why UL 1008 Should Be Specified

When comparing NRTL Listings of different products, it is important to know what the appropriate UL standards are and how they apply to your specific application. You may not always be purchasing what you think you are purchasing. UL 1008 was specifically created for transfer switch equipment. Products with a UL 1008 certification ensure the…

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Streamline Load Bank Testing

Load bank testing is necessary for facilities such as water wastewater plants, data centers, high rise buildings, and nursing care centers. According to NEC Article 708 and NFPA 110, automatic transfer switches are required to be regularly tested. These regulations are in place to ensure that when utility power goes down, the backup equipment will…

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