• March 30, 2024

    Influence of Fast Load Current Variations

    Fast Load Current Variations Test Profile 1

    The load current can vary frequently with high amplitude. The test conditions in the older versions of the IEC62052-11 have all be static…

  • November 19, 2023

    Repeatability Test for Energy Meters

    CL710K11B

    Another new test introduced by the IEC62052-11 Edition 2 is the repeatability test.

  • October 25, 2023

    Influence of Self Heating

    r DTS718 1

    We need to figure out whether the occurring internal heat is causing a temporary error drift above the allowed limits for variation.

  • January 4, 2024

    No Load Test for Energy Meters 2020

    CL3000

    With publishing of the Edition 2 of IEC62052-11 the minimum run time calculation formula has changed.

  • November 21, 2023

    Odd Harmonics in the Current Circuit

    phase fired waveform 45°

    Two more tests for odd harmonics have been added to IEC 62052-11 edition 2.

  • February 12, 2024

    The Energy Meter Register Resolution

    r CL710K16 SHORT 1

    The main purpose of an electronic energy meter is the accurate metering of the customer consumption. The meter has registers for storing the various consumption values

  • November 22, 2023

    Short Interruption and Dip Tests IEC62052-11

    IEC62052 11 Edition 2 voltage dip test 7

    These tests are performed to make sure the meter is resistant to dips and short interruptions that frequently happen on the mains power supply.

  • October 22, 2023

    Meter housings and fixed dimensions

    terminal quick connector for Chinese singlephase meter

    Recently I stumble over a request for a fixed size of meter enclosures. Tolerances have also been given with +/- 2 mm, together with features like auxiliary circuits and exchangeable communication modules.

  • February 17, 2024

    Our outstanding customer support

    on travel for clouglobal

    With all the challenges we face during the COVID-19 pandemic, one thing always remains the same. We have an excellent customer support.

  • November 30, 2021

    See You In Milan

    see you in milan

    You as frequent visitor of the annual Metering Event might remember the last years announcement in Paris.

  • November 23, 2023

    Ingress Protection against Water and Dust

    CLOU meter box installation 5

    Energy meters are located outside in various parts of the world. They are confronted with a wide range of climatic and weather conditions.

  • November 13, 2023

    Smart Meters and the Internet of Things IoT

    Hv Transmission Line

    Many communication companies are now trying to offer alternative carrier solutions to the established power line communication and telecommunication (GPRS – 5G).