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ABB LME620-AI - User Manual

ABB LME620-AI
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Operating Instruction
OI/PME/LME/EAN823/EBN853/EBN861-EN
Power Electronic Units (Contrac)
LME620-AI, PME120-AI (Integrated)
EAN823, EBN853, EBN861 (Field-Mounting)
To control Contrac actuators
in the PME, LME, RHD and RSD Series

Table of Contents

Other manuals for ABB LME620-AI

Questions and Answers

  • B
    betty82Sep 3, 2025
    What does it mean when LEDs on ABB Control Unit are flashing simultaneously?
    • S
      Sarah FrederickSep 3, 2025
      If the LEDs on the commissioning and service field of the ABB Control Unit are flashing simultaneously, it indicates that the actuator operating range hasn't been adjusted properly. Adjust the actuator operating range (see instruction for electronic unit).
  • L
    lisa76Sep 19, 2025
    How to fix synchronously flashing LEDs in ABB LME620-AI Portable Generator commissioning panel?
    • J
      jerry18Sep 22, 2025
      If the LEDs in the commissioning and service panel (CSP) flash synchronously, it means the actuator is not adjusted properly. You should adjust the actuator.
  • B
    benjaminowenSep 17, 2025
    What to do if the actuator of my ABB Portable Generator can not move the valve?
    • A
      amykellySep 18, 2025
      If the actuator can't move the valve, it could be a failure either at the actuator or at the final control element, such as a stuffing box tightened too much. Detach the actuator from the valve. If the actuator moves, the valve is the possible cause. If the actuator does not run, the actuator is the possible cause.
  • Z
    zkingSep 15, 2025
    What to do if LEDs in the commissioning and service panel (CSP) flash alternately on my ABB LME620-AI?
    • H
      Heather LewisSep 15, 2025
      If the LEDs flash alternately, it indicates an electronic unit or drive failure. To address this: * Drive the actuator beyond the adjusted end position, either manually or using the push buttons on the CSP. If necessary, disconnect it from the valve or damper. * Drive the actuator back into the operating range and connect it to the valve or damper. * Readjust the operating range.
  • D
    David YoungSep 14, 2025
    Why is my ABB LME620-AI Portable Generator actuator not running in AUT mode?
    • E
      Erin BaldwinSep 14, 2025
      If the actuator doesn't run in AUT mode even when 'AUT' is selected, it might be due to Binary input 1 (BE 1) not being wired. Ensure the connection is made and check the software settings for the binary inputs.
  • P
    Patrick JohnsonSep 12, 2025
    How to troubleshoot ABB LME620-AI valve that cannot be moved by actuator?
    • M
      marksmithSep 12, 2025
      To troubleshoot an ABB Portable Generator valve that cannot be moved by the actuator: 1. Disconnect the actuator from the valve. 2. If the actuator moves, the valve is the likely cause. 3. If the actuator does not move, the actuator is the likely cause. The issue might be a failure on either the actuator or the valve, such as a stuffing box tightened too much.
  • K
    karen74Sep 9, 2025
    What to do if LEDs flash alternately on ABB LME620-AI Portable Generator?
    • H
      hconradSep 9, 2025
      If the LEDs on your ABB Portable Generator flash alternately, it suggests an electronic unit or drive malfunction. To address this: 1. Drive the actuator beyond the adjusted end position, either manually or using the buttons on the ISF. Disconnect it from the valve if necessary. 2. Drive the actuator back into the operating range and connect it to the valve. 3. Readjust the actuator for the operating range.
  • R
    Robert BrownSep 7, 2025
    How to fix LEDs in commissioning panel flashing synchronously on ABB LME620-AI?
    • B
      beasleymichelleSep 7, 2025
      If the LEDs in the commissioning and service panel (ISF) of your ABB Portable Generator are flashing synchronously, it indicates that the actuator is not adjusted properly. You should adjust the actuator.
  • C
    curtis23Sep 4, 2025
    What to do if ABB LME620-AI actuator doesn't respond to control (LED 5 flashing at 1 Hz)?
    • C
      chenthomasSep 4, 2025
      If your ABB Portable Generator actuator doesn't respond to control and LED 5 is flashing at 1 Hz (software version 2.00 and higher), it might be in manual mode (MAN) via ISF. To resolve this, switch the actuator to automatic mode (AUT).
  • C
    Caleb RoweAug 21, 2025
    Why doesn't my ABB LME620-AI actuator work in automatic mode?
    • D
      Dana PageAug 21, 2025
      If the ABB Portable Generator actuator isn't working in automatic mode even though “AUT“ is selected, it might be because digital input 1 (DI 1) hasn't been connected. Ensure DI 1 is connected and verify the software settings for the digital inputs.

ABB LME620-AI Specifications

General IconGeneral
BrandABB
ModelLME620-AI
CategoryPortable Generator
LanguageEnglish

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