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H911 - ACS800LC drilling drive system

The goal of this course is to train the participants to start-up, operate, maintain and troubleshoot ABB drilling drives system for jack ups, semi-submersibles and drillships.

Learning objectives

Upon completion of this course the participants will be able to:

  • Locate hardware components.
  • Verify and replace ACS800 liquid-cooled supply, inverter and cooling units. 
  • Perform basic troubleshooting of AC800M drilling drive control system. 

DriveWindow, a software tool for drive monitoring will be used and trained during practical exercises. Project control system recovers with CF card and preventive maintenance is also included.


General topics:

  • Describe the construction of ACS800LC.
  • Discuss the system function of ABB drilling drive system.
  • Preventive maintenance.

Hardware description:

  • Construction and function of diode supply units.
  • Construction and function of liquid cooling units.
  • Construction and function of inverter units.
  • Construction and function of brake units.
  • AC800M controller and S800I/O.
  • AC800M  communication  Modules.
  • Process panel.
  • Function of DP/DP couple, OLM modules and ATEX relay.


  • Removal and installation of DSU and INU.
  • Filling of LCU.
  • Change the fans.
  • Control panel operation.
  • Process panel operation.
  • Download/save parameters to/from drive units with  DriveWindow.
  • Download project configuration to AC800M with CF card.
  • Download project confirguration to Process panel with CF card.

Software introduction:

  • DriveWindow.
  • Compact control builder.
  • Panel builder.

Project drilling drives system:

  • Interface to Drilling Control System (DCS) and Power Management System (PMS).
  • System and safety functions.
  • Process panel and CDP interface.

Fault-tracing and troubleshooting:

  • Interpret alarms and fault messages of CDP (Control Drive Panel) and DriveWindow.
  • Interpret alarms of process panel.
  • Trace fault messages of AC800M.


  • Classroom  lectures.
  • Demonstration and practical lessons on our training ACS800LC and drilling simulator system.

Course outline

General Information

Duration: 5 days
Venue: Singapore

Basic knowledge of electronics, AC drive, process control system and experience with Microsoft Windows is advisable

Additional information: Minimum 6, maximum 8 participants
On-site training on request
Student profile:

Marine engineers and electrotechnical personnel at the operational and management level

Download: Course description as a pdf
Certification: This course has been certified in accordance with "DNV Standard for Certification of Learning Programmes - 3.201"

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