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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
  • System Integrators
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Protection & Control

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Araceli_Monje
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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
1161 1 0

2023-04-06

Solved
Rajasekhar_A_CRC_Operations_lead
/html/rank_icons/Crewman.png Rajasekhar_A_CRC_Operations_lead /html/rank_icons/SE-Employee.png

P643- DISC CT Invalid Alarm event

Dear Team In one of the P643 relay, there is this alarm called DISC CT Invalid which is triggered ON & alarm is continuously getting generated. This alarm is blocking the protection functions of...
EcoStruxure Power & Grid icon_circle Protection & Control
666 0 2
Latest Reply: Gregory_Meunier

Solved
sesa211247_brid
/html/rank_icons/Lieutenant.png sesa211247_brid /html/rank_icons/SE-Employee.png

PowerLogic P5, P7: ATS with MV CB (alternative with MV LBS: PowerLogic...

Dear Expert community is there any plan to develop an ATS (Automatic Transfert Switch) or ABT (Automatic Bus Transfert) Application similar to the one sold by NR PCS-9651 https://www.nrec.com/en/w...
EcoStruxure Power & Grid icon_circle Protection & Control
2642 0 8
Latest Reply: TomBerry

Solved
Ivan_Puškaš_EC
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PowerLogic T500 - which version of Easergy Builder to use?

Hi, Where can be found latest Easergy Builder software version that contains PowerLogic T500 template for configuration. Best regards,
EcoStruxure Power & Grid icon_circle Protection & Control
1251 0 3
Latest Reply: JuanRayo

Solved
smcpeak
smcpeak

UA Controller, Transferpact - Wrong status sensed.

Normal supply breaker has not tripped but the wrong status is sensed by the controller. transfer to gen set will occur but return to normal supply will not occur - due to OFF status. The customer has r...
EcoStruxure Power & Grid icon_circle Protection & Control
517 0 2
Latest Reply: NeiB

Solved
MarkG-2025
MarkG-2025

Installing Type B RCD's after VSD's

Hi,Has anyone had success with installing 30mA Type B RCD's after VSD's to protect 3PH motors in pool installations. Thanks,Mark
EcoStruxure Power & Grid icon_circle Protection & Control
511 0 2
Latest Reply: NeiB

Solved
Jhon21
Jhon21

GVAD1001

can i install 2 GVAD1001 in 1 GV2ME ?
EcoStruxure Power & Grid icon_circle Protection & Control
397 0 2
Latest Reply: NeiB

Solved
jpatel2
jpatel2

LC1F185G6 contactor closing time

We are using Schneider Electric LC1F185G6 contactor for our application. Datasheet mentions contactor closing time of 20 to 35 mSec. This range is wide for our application. We need a more narrow range ...
EcoStruxure Power & Grid icon_circle Protection & Control
409 0 2
Latest Reply: NeiB

Solved
JP2424
JP2424

GV2 and GV3 MCB sizing

Please forgive me if I posted this in the wrong forum. When sizing a MCB and contactor, referring to the TeSys GV and LC1 series, does the NEC rule still apply that you size these MCBs per the 125% con...
EcoStruxure Power & Grid icon_circle Protection & Control
633 0 2
Latest Reply: NeiB

Solved
duttaa1
duttaa1

Earth leakage relay for individual Roller Table Motors (in Steel Plant...

Customer is asking for individual motor earth fault / leakage protection for roller table application in a steel plant. These motors are of small KW rating ( around 5.5kW) and several motors are fed b...
EcoStruxure Power & Grid icon_circle Protection & Control
542 0 2
Latest Reply: NeiB

Solved
AsherHsu
/html/rank_icons/Crewman.png AsherHsu

P3 Modbus question

Hello everyone, I am a service engineer from a distributor in Taiwan, and I have a question that I would like to inquire about. The end-users at the site need to capture the Start or Trip signals of ...
EcoStruxure Power & Grid icon_circle Protection & Control
2222 0 4
Latest Reply: Fariq

matt86
matt86

PowerLogic T300 - Reading Modbus values from a PM5110

I have a PM5110 from which i can read values through Modbus poll at registers 3110 ( frequency ). I connected the RS485 connectors from PM5110 to HU250 though a RJ45 to 8 pin connector block. https://w...
EcoStruxure Power & Grid icon_circle Protection & Control
547 0 2
Latest Reply: sathishkumar_ramakrishnan

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