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A new label has been created for our community: "India Power Distribution & Digital". This label is the meeting point for our Indian members (but of course remains accessible to any), in order for them to discuss local electrical distribution topics.

Power Distribution and Digital Support

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Informational
Manon_Chaboud
Commander Manon_Chaboud Commander

What are the top mistakes in IEC 61439 panel design and how to avoid t...

Ensuring IEC 61439 compliance is not just about passing a test; it’s about testing the right configurations.Many manufacturers misunderstand how verification should be planned, which can lead to non-co...
Power Distribution IEC icon_circle Power Distribution and Digital Support
82 3 0

2025-12-04

Informational
Manon_Chaboud
Commander Manon_Chaboud Commander

What is load shedding in electrical distribution?

Load shedding is a controlled process used in electrical distribution systems to prevent a complete blackout when the demand for electricity exceeds the supply. It involves intentionally reducing ...
Power Distribution IEC icon_circle Power Distribution and Digital Support
8829 4 3
Latest Reply: RHH

Informational
Manon_Chaboud
Commander Manon_Chaboud Commander

The Primary and Secondary distribution in electrical systems

Understanding the fundamental distinction between Primary and Secondary distribution in electrical systems is pivotal for designing efficient and reliable electrical distribution systems tailored to sp...
Power Distribution IEC icon_circle Power Distribution and Digital Support
2648 4 3
Latest Reply: RHH

J_Travostino
Sisko J_Travostino Sisko

Discover the Forum through a Short Introduction Video

Have look at the short video below to discover your Power Distribution & Digital forum added-value and how it could help you in your daily work, bringing you efficiency, expertise and experience. ...
Power Distribution IEC icon_circle Power Distribution and Digital Support
7433 6 0

2021-05-11

Solved
carmelo71
Crewman carmelo71

ap8653 firmware update fail

good morning I tried to update the firmware of the AP8653 using NMC "firmware update utility", the update was not successful and I can no longer log in from the browser. I can only log in with SSH. How...
Power Distribution IEC icon_circle Power Distribution and Digital Support
1411 0 2
Latest Reply: carmelo71

Solved
MohamedIbrahim
Ensign MohamedIbrahim Ensign

Voltage transformer burden calculation

Dears, I'm working in a project and it's required to create VT calculation and We have the following issue: The calculated burden is around 8 VA while the VT burden is 100VA and as per IEC 61869-3...
Power Distribution IEC icon_circle Power Distribution and Digital Support
12128 1 6
Latest Reply: asif1

Solved
Simon5
Simon5

SF6 gas health impacts

What are the potential health impacts for personnel being exposed to SF6 gas that has escaped from in service switchgear?
Power Distribution IEC icon_circle Power Distribution and Digital Support
900 0 2
Latest Reply: Manon_Chaboud

Solved
Moe
Crewman Moe

let-through energy curves for MCB's

Ecodial 5.2 is asking me to check let-through energy curves for MCB, as per attached. As I remember, this verification was handled by Ecodial itself in previous versions of Ecodial, as I've never recei...
Power Distribution IEC icon_circle Power Distribution and Digital Support
1244 0 1
Latest Reply: Genghiz

Solved
zezo
Crewman zezo

LV 3 pole ACB and Neutral

hi there ;for LV 3pole ACB (without using external ct for Neutral)1_how the breaker calculate the Neutral current is it the vector sum of L1+L2+L3and what will be the different of the reading of N if w...
Power Distribution IEC icon_circle Power Distribution and Digital Support
1664 0 6
Latest Reply: Gregoire_Brun

Solved
RZ7
Crewman RZ7 Crewman

Selectivity between ComPacT NSX and EasyPact CVS

Hi, I would like to ask about the possibility to do selectivity with ComPacT NSX and EasyPact CVS, I´ve used Electrical Calculation Tools and I see that there are some compatibilities, attached a docum...
Power Distribution IEC icon_circle Power Distribution and Digital Support
3151 0 2
Latest Reply: LarisaFranco

Solved
Jean_Commeignes
Administrator Jean_Commeignes Administrator

[IEC 61439 for LV equipment April 16th 2020 webinar] - Please post you...

Dear members, Thursday April 16th 2020 webinar will be a major opportunity to learn more about IEC 61439 new standard. s This is an outstanding opportunity to upstreamly raise your own questions, an...
Power Distribution IEC icon_circle Power Distribution and Digital Support
6466 0 13
Latest Reply: AhmedHegazy27

Solved
JonathanJohnson
JonathanJohnson Cadet

EPC software, what's the difference between standard version and Advan...

EPC software, what's the difference between standard version and Advanced version? Do we have documentation that defines this information? thanks
Power Distribution IEC icon_circle Power Distribution and Digital Support
1064 2 3
Latest Reply: EPC_Leader

Solved
arcsb
arcsb

is there a filler part to go with SAUa9pldf where the lock dog is bein...

Power Distribution IEC icon_circle Power Distribution and Digital Support
835 0 2
Latest Reply: Avari

Solved
salahalfiky
Crewman salahalfiky

Error 1920 in Ecodial 4.9.8 setup

Service Schneider Electric SUT Service (Schneider Electric SUT Service) failed to start. Verify that you have sufficient privileges to start system services.What I've done:Platform is Windows 101. Trie...
Power Distribution IEC icon_circle Power Distribution and Digital Support
3162 1 3
Latest Reply: Christopher.odonnell

Mohamed0Said88
Mohamed0Said88 Cadet

Min. Operating temp for Trihal Transformer

Can Trihal Transformer operate normally at -44 deg.C or we need to add heaters to maintain it at -20deg.C?
Power Distribution IEC icon_circle Power Distribution and Digital Support
597 0 1
Latest Reply: S-W

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