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Protection & Control

Schneider Electric support forum about Protection Relays, Substation Controllers & RTUs, Arc Flash Devices & Systems in Medium Voltage and Low Voltage. A place to get support on product selection, installation, commissioning and troubleshooting.

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Dear Forum members, 

Welcome in Protection & Control Forum! Involving professionals in Design, Quotation, Panel manufacturing, Installation, Commissioning and Operation can get expert answers to their questions.

This Forum will especially benefit:

  • Technical consultants
  • Panel Builders
  • Electrical Contractors
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Protection & Control

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Araceli_Monje
/html/rank_icons/Commander.png Araceli_Monje /html/rank_icons/SE-Employee.png

Welcome & Get Started to Protection & Control Forum!

Ready to discover our fully renewed Protection & Control portfolio? What is Protection & Control Forum about? This forum has been specifically designed to find support about: Protection...
EcoStruxure Power & Grid icon_circle Protection & Control
1198 1 0

2023-04-06

Leonardo_Malacara
Leonardo_Malacara /html/rank_icons/SE-Employee.png

P5 dont suscrive to a Goose

Hello, I'm generating a station file between two P5T relays to create GOOSE communication between them. I'm following the "My Learning Link" course and the available guides. However, when I try to subs...
EcoStruxure Power & Grid icon_circle Protection & Control
8 0 1
Latest Reply: Shaogang_WANG

Benjamin4
Benjamin4

MiCOM P242 IEC870-5-103

Hello, I have a question regarding P242 IEC870-5-103 addresses. I've downloaded the relay database excel file and I'm curious what does it mean in the table when there isn't a "star" in the model num...
EcoStruxure Power & Grid icon_circle Protection & Control
13 0 0

2025-11-11

vadam
vadam

VUX720D extension module in PowerLogic P3 (P3L30)

I had a P3L30 device, with a VUX720D optical communication module installed. I couldn't find any information about it and couldn't connect through it. Maybe someone has worked with it and can tell me i...
EcoStruxure Power & Grid icon_circle Protection & Control
5 0 0

2025-11-11

Solved
OdysseiaTiTi
/html/rank_icons/Crewman.png OdysseiaTiTi

PowerLogic T500 – TI=46 Double Command rejected; DO works only via web...

Hi all, I’m running an PowerLogic T500 (HU280 + DI180 + DO180) with Easergy Builder v1.7.49 as an IEC-104 slave (ASDU addr = 1, port 2404). What works Telemetry is fine: analogs and double-point DI...
EcoStruxure Power & Grid icon_circle Protection & Control
352 0 5
Latest Reply: JuanRayo

Vahid2
Vahid2

EPRW and OPRW

Hello, I have a question regarding the EPRW and OPRW in ATV630. How are these two tags calculated? Are they based on averaged models (current and voltage RMS) or based on dq transformation? Do th...
EcoStruxure Power & Grid icon_circle Protection & Control
11 0 0

2025-11-07

Dahhoodd
Dahhoodd

PowerLogic P5U20 Connection to PLC

Hi. I have a P5U20 that I want to integrate to a CompactLogix PLC over ethernet . How do I go about this?
EcoStruxure Power & Grid icon_circle Protection & Control
32 0 0

2025-11-06

Selyoshev
Selyoshev

MiCOM P438 Device Security init. error 4

When starting a MiCOM P438 device, the following error appears: “Device Security init. error 4”. Could you please help if you know what exactly this means and whether it can be fixed? ...
EcoStruxure Power & Grid icon_circle Protection & Control
91 0 2
Latest Reply: sesa164970_brid

MisaelPereira
/html/rank_icons/Lieutenant.png MisaelPereira /html/rank_icons/EcoXpertMasterLeaf.png

Easergy MiCOM P30 Loader

Boa tarde. Preciso da "User name" e "Licence number" para acessar a ferramenta Easergy MiCOM Px30 Loader.
EcoStruxure Power & Grid icon_circle Protection & Control
159 0 3
Latest Reply: sesa164970_brid

asdasd
asdasd

EasyLogic T150 (former Saitel HUe) - logic programming capabilities?

Hi folks, My question is very simple, Can a Saitel HUe make logics? I mean when an AB_DI receive one signal, AB_DO send a close signal for example. If it is possible; Are there any limits that should...
EcoStruxure Power & Grid icon_circle Protection & Control
271 0 2
Latest Reply: JuanRayo

Harikrishna1980
Harikrishna1980

Micom P122 relay - Hardware alarm Auxiliary power supply 1/1

Micom P122 relay is continuously displaying Hardware alarm Auxiliary power supply 1/1 and not getting reset. Please suggest how to resolve the issue.
EcoStruxure Power & Grid icon_circle Protection & Control
66 0 2
Latest Reply: Arun-kumar_PS

CCM
/html/rank_icons/Ensign.png CCM

PowerLogic P5F30, DNP3 ethernet and communication Class

Hello, We are making retrofit from Sepam40/Sepam20 to P5F30. We were communicating with sepam using modbus RTU + timestamping mailbox.Of course, this function in P5 is different and we can't use the ...
EcoStruxure Power & Grid icon_circle Protection & Control
85 0 3
Latest Reply: CCM

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