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Safe Work Verified Through Data Logging Technology

On Distribution, Transmission or Substation equipment, testing for presence or absence of nominal voltage is mandated specifically by OSHA rule 1910.269(n)(5) which states “Testing. The employer shall ensure that, unless a previously installed ground is present, employees test lines and...

Why calibrate test equipment

You’re serious about your electrical test instruments. You buy top brands, and you expect them to be accurate. You know some people send their digital instruments to a metrology lab for calibration, and you wonder why. After all, these are all electronic — there’s no meter...

Insulation Resistance Test

Insulation Resistance (IR) test, often called Megger test, is more than 100 years old and assumed to be a very straightforward test. During my inspection and testing work in the past 15 years in Canada, US, and internationally, I have seen different practices of performing and interpretation of IR...

Utility Proactively Tests Underground Cable

Distribution companies are continually looking for ways to improve system reliability, all while conserving capital investments and operational costs. With an aging infrastructure, one of the main issues that utilities face is a way to assess the actual condition of their capital assets. With...

High Voltage Testing with AC Power Frequency

High Voltage, Inc. is a small design and manufacturing company located in the Hudson Valley region of New York State. Although small, we are a large presence in the electrical test equipment industry with a representative organization covering most of the world and a highly respected product line...
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The Role of Thermal Imagining in Today’s Electrical Utilities Sector

In today’s society we are faced with many obstacles, one of these obstacles is the high cost of electricity around the world.  Electricity prices for commercial, industrial and institutional have increased a considerable amount.  There are many reasons why this is occurring, including the lack of energy efficient businesses, the need for further investments to hook up to other reliable and cheaper resources, and the lack of not being able to handle peak hours causing...

HV Test Equipment Articles

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T&D Buyer’s Guide Companies

HV Testing Videos

ALT Series AC Hipots - Product Training Video

ULTRAChecker for Operator Driven Reliability

Importance of Partial Discharge Monitoring

HV Testing Products

LUBExpert - Handheld Lubrication and Ultrasound Monitoring

AEMC 1045 Handheld Insulation Resistance Tester

AEMC 6255 Micro-Ohmmeter with DataView® Software (Up to 25A)

HV Testing Shared Media

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Very Low Frequency Ac Hipot Test Sets - Vlf Series&E-Series Product Catalog

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LUBExpert OnGUARD

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SDT340