Megger Archives

Made 2 Measure: Are CAT ratings important? | Megger

|Date: 7 May, 2020

Made 2 Measure: Are CAT ratings important? | Megger

The technical team at Megger answer another common query. You ask: I’m going to buy some new test kit and ...

The technical team at Megger answer another common query. You ask: I’m going to buy some new test kit and I’ve been told that I need to look at the CAT ratings of the instruments, even if they’re thin ...

7 May, 2020
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Made 2 Measure: what’s the reason for high Zs readings? | Megger

|Date: 25 March, 2020

Made 2 Measure: what’s the reason for high Zs readings? | Megger

The technical team at Megger answer another commonly asked question. You ask: When I was carrying loop im ...

The technical team at Megger answer another commonly asked question. You ask: When I was carrying loop impedance tests on a recent job, I got high ZS readings on RCD protected circuits, even though th ...

25 March, 2020
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Made 2 Measure: Testing EV charge points | Megger

|Date: 12 March, 2020

Made 2 Measure: Testing EV charge points | Megger

The Megger team answer your questions about testing EV charge points You ask: Electric vehicle (EV) char ...

The Megger team answer your questions about testing EV charge points You ask: Electric vehicle (EV) charge points are starting to become quite popular in my part of the world, but I’ve heard that whe ...

12 March, 2020
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Made 2 Measure: Industrial testing work and motors

|Date: 20 February, 2020

Made 2 Measure: Industrial testing work and motors

The Megger team answer your questions about motors. You ask: I’ve recently started doing some industrial ...

The Megger team answer your questions about motors. You ask: I’ve recently started doing some industrial testing work. I can manage pretty well with my existing test kit, but motors are a bit of a pro ...

20 February, 2020
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New Megger Tester opens the door to EV Charging

|Date: 11 February, 2020

New Megger Tester opens the door to EV Charging

Easier loop testing and provision for testing EV charge points with the MFT1741+. Dependable loop impedan ...

Easier loop testing and provision for testing EV charge points with the MFT1741+. Dependable loop impedance testing, with unique ‘confidence meter’ functionality, combined with rapid testing of electr ...

11 February, 2020
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Made 2 Measure: Sizing cables and calculating voltage drops

|Date: 20 January, 2020

Made 2 Measure: Sizing cables and calculating voltage drops

The Megger team answer your questions about size cables and voltage drops. You ask: I often need to size ...

The Megger team answer your questions about size cables and voltage drops. You ask: I often need to size cables and calculate voltage drops when I’m working on-site, sometimes in places where I don’t ...

20 January, 2020
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Made 2 Measure: Thermal Imaging Cameras

|Date: 18 December, 2019

Made 2 Measure: Thermal Imaging Cameras

The Megger team answer your questions about thermal imaging cameras. You ask: Many of my contractor frien ...

The Megger team answer your questions about thermal imaging cameras. You ask: Many of my contractor friends are buying thermal imaging cameras; however, I’m not sure whether they’re just a gimmick, or ...

18 December, 2019
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Made2Measure: RCD Testers

|Date: 19 November, 2019

Made2Measure: RCD Testers

The Megger Team continue their monthly Made2Measure by answering your questions about RCD Testers. You as ...

The Megger Team continue their monthly Made2Measure by answering your questions about RCD Testers. You ask: I’ve been having problems testing RCDs on circuits powered from 110V site transformers. My R ...

19 November, 2019
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Made 2 Measure: Safe isolation

|Date: 28 October, 2019

Made 2 Measure: Safe isolation

The Megger team answer your questions about safe isolation. YOU ASK I’ve had one or two nasty “belts” ove ...

The Megger team answer your questions about safe isolation. YOU ASK I’ve had one or two nasty “belts” over the years, when I thought a circuit was dead and it wasn’t. What do I need to do to make sure ...

28 October, 2019
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Made2Measure: How To Measure Earth Leakage Currents

|Date: 7 June, 2019

Made2Measure: How To Measure Earth Leakage Currents

Q: I’ve just taken my City & Guilds 18th Edition exam and I noticed that the section on unwanted trip ...

Q: I’ve just taken my City & Guilds 18th Edition exam and I noticed that the section on unwanted tripping of RCDs (531.3.2) says that I’ll sometimes need to measure earth leakage currents. How do ...

7 June, 2019
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