Electrical test equipment | power station to plug

Welcome to Electrical Tester Contractor edition

Electrical Tester Contractor edition delivers hand-picked industry articles for electrical engineers and electricians working on low voltage applications such as industrial, commercial and domestic premises right to your mailbox or you can visit these Electrical Tester Contractor edition online pages anytime. Megger engineer and manufacturer the most comprehensive range of electrical test instruments and electrical test solutions available in the market place today.

An end to loop test paranoia

“Loop testing creates more paranoia among electricians and produces more calls to our helpline than any other form of testing,” says Simon Wood of Megger. However, as he’s pleased to report, things are definitely changing!

Posted on: 20 December 2017 with 0 comment(s)

Clamp down on earth leakage

Thanks to changes in the IET Wiring Regulations over recent years, earth leakage protection is now part of almost every new low voltage electrical installation. Sometimes, however, this protection can cause problems of its own. What’s going on and...

Posted on: 19 December 2017 with 0 comment(s)

Made to Measure - Loop testing circuits with LEDs

I was doing a no-trip three-wire loop test on a lighting installation recently and the RCD kept tripping. Why?

Posted on: 18 December 2017 with 0 comment(s)

New MFT gives unrivaled confidence in loop testing

Fast and repeatable non-trip loop testing – which in the past has been difficult to guarantee particularly on noisy circuits – is now easily achieved with a high level of confidence using the new MFT1741 multifunction installation tester from...

Posted on: 12 October 2017 with 0 comment(s)

Earth leakage clampmeter trounces nuisance tripping

With a measurement resolution of 0.001 mA on its lowest range, combined with the capability of measuring currents up to 100 A on its highest range, the new Megger DCM305E is not only an ideal tool for diagnosing RCD and RCBO nuisance tripping problems, it...

Posted on: 12 October 2017 with 0 comment(s)

Made to Measure - Car charging points

You’ve asked: I’ve just landed a contract for installing and testing electrical vehicle charging points, and I’m wondering whether my multi-tester will handle all the tests needed, or whether I’ll need to buy more equipment. Can you...

Posted on: 12 October 2017 with 0 comment(s)

Loop testing and LED lamps: what's going on?

Have you recently started to get weird results – or even no results at all – when you’re trying to carry out loop tests on lighting circuits? You’re not alone; it’s becoming a common problem. Peter Wade of Megger explains what...

Posted on: 30 May 2017 with 0 comment(s)

Power quality analyser gives Class A versatility

An advanced hand-held power quality analyser is now available from Megger. Though is offers CLASS A performance it weighs significantly less than 2 kg.

Posted on: 30 May 2017 with 0 comment(s)

Form filling FREE and simple with Megger

For those contractors who complete Electrical Installation Certificates and Portable Appliance Testing (PAT) reports, Megger’s new FormFiller software has just made life a lot easier. Not only can this versatile and intuitive software be downloaded...

Posted on: 30 May 2017 with 0 comment(s)

Demystifying loop testing

Of all the tests that contractors routinely perform on electrical installations, earth loop impedance testing creates the most confusion and uncertainty. Why is the test needed and which test method is it best to use?

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