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APC UPS Data Center & Enterprise Solutions Forum

Schneider, APC support forum to share knowledge about installation and configuration for Data Center and Business Power UPSs, Accessories, Software, Services.

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APC UPS Data Center & Enterprise Solutions Forum

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Sopyan
Sopyan

Get error event code 119 and event message "Negative DC Bus Overvoltag...

This morning i got error event code 119 and event message "Negative DC Bus Overvoltage" so this causes the UPS function to be disconnected resulting in part of my infrastructure being shut down.I have ...
APC UPS, Critical Power, Cooling and Racks icon_circle APC UPS Data Center & Enterprise Solutions Forum
260 0 0

2025-06-16

Solved
golfatx
/html/rank_icons/Crewman.png golfatx

Configuring SNMPv3 via SSH & CLI on APDU10452SW

Hi all, Is there a guide I'm missing to using the CLI version on the below version? The user guide doesn't show syntax for authPriv protocol, SNMPv3 username, etc. Firmware Version : 2.0.6.7Bootloader ...
APC UPS, Critical Power, Cooling and Racks icon_circle APC UPS Data Center & Enterprise Solutions Forum
434 0 1
Latest Reply: golfatx

Umb
Umb

SmartConnect UPS units offline

Hello, We have a few smart connect units offline at one of our campuses. We have not made any network changes and went onsite to verify that the UPS units have internet access. We tested one of the n...
APC UPS, Critical Power, Cooling and Racks icon_circle APC UPS Data Center & Enterprise Solutions Forum
169 0 1
Latest Reply: Teken

jacobwilliamroy
jacobwilliamroy

Trying to add my device to manage it with smart connect

The model of this device is SMT3000RM2U. This device has been discontinued since april 2023. I am trying to connect to the device with a USB 2.0 cord and add it by visiting this webpage: https://smartc...
APC UPS, Critical Power, Cooling and Racks icon_circle APC UPS Data Center & Enterprise Solutions Forum
234 0 1
Latest Reply: Teken

Solved
Anonymous user
Anonymous user

SURT5000XLI Internal Fault

My SURT5000XLI S/N NS0604008234 was switched off for the Christmas break. When I switched it back on, after a few minutes, the internal fault light came on and the charge LEDs 3 & 4 (Counting from ...
APC UPS, Critical Power, Cooling and Racks icon_circle APC UPS Data Center & Enterprise Solutions Forum
1701 0 7
Latest Reply: TienAnh

Solved
JT4
/html/rank_icons/Ensign.png JT4

AP9834 Firmware Update 3.27.9 - Invalid File When Attempting Update Vi...

I'm attempting to update from firmware 3.26.9 to the latest 3.27.9 on the AP9834 USB Wifi units on my SRT1500XLA and SRT3000XLA. I have placed the firmware ism file onto a FAT32 USB drive and attempted...
APC UPS, Critical Power, Cooling and Racks icon_circle APC UPS Data Center & Enterprise Solutions Forum
384 0 1
Latest Reply: JT4

AdminBMQ
AdminBMQ

Serial port connection to SC1000i

Hello, I have two APC SC1000i. One seems to have shutdown problems and I wished to see any log. I use a 940-0272A serial port/USB cable connected to a PC with windows 11 OS. As it produced a "pl2303h...
APC UPS, Critical Power, Cooling and Racks icon_circle APC UPS Data Center & Enterprise Solutions Forum
196 0 1
Latest Reply: Teken

MARIANOSB1
MARIANOSB1

UPS WITH ALARMS OF RECTIFIER NOT WORKING, INCORRECT DC VOLTAGE AND INA...

Hello Schneider team and community, We are operating a Schneider Easy UPS 3M, 160 kVA / 160 kW, installed in a hospital environment powering critical loads. The UPS is intermittently displaying the fol...
APC UPS, Critical Power, Cooling and Racks icon_circle APC UPS Data Center & Enterprise Solutions Forum
195 0 0

2025-06-13

Solved
Saad_Mahmoud
Saad_Mahmoud

easy 3s UPS relay short circuit problem

the UPS easy 3s 3:1 15KVA unit began exhibiting intermittent and repeated faults while operating under normal conditions. The fault behavior is inconsistent and presents in two distinct patterns: Fault...
APC UPS, Critical Power, Cooling and Racks icon_circle APC UPS Data Center & Enterprise Solutions Forum
519 0 2
Latest Reply: MARIANOSB1

MARIANOSB1
MARIANOSB1

UPS EASY 3M 160 KVA

SALUDOS ESTIMADA COMUNIDAD, TENGO PROBLEMAS CON MI UPS EASY 3M 160 KVA, ME PRESENTA 3 ALARMAS, RECTIFICADOR NO FUNCIONA, VOLTAJE INCORRECTO, Y PFC INACTIVO, ESTAS ALARMAS ME PRESENTA UN BREVE MOMENTO, ...
APC UPS, Critical Power, Cooling and Racks icon_circle APC UPS Data Center & Enterprise Solutions Forum
185 0 0

2025-06-13

SJ_Datacom
/html/rank_icons/Crewman.png SJ_Datacom

Micro Data Center "Emergency cooling fan is turned on"

Does anyone know how to find out what the conditions are for a Easy Micro Data Center to trigger its "Emergency cooling fans".We have a unit that is near constantly running these noisy fans and cannot ...
APC UPS, Critical Power, Cooling and Racks icon_circle APC UPS Data Center & Enterprise Solutions Forum
204 0 1
Latest Reply: Teken

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