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Legacy LCI, Cycloconverter,

SCR & DC Drive Repair Specialists

Technical Support, Refurbishment & Lifecycle

 

Support for Obsolete Industrial Drive Systems 

Repair Refurbishment Reverse Engineering Failure Analysis

Legacy Industrial Drive Solutions

Complete Support & Lifecycle Management

Legacy LCI, Cycloconverter & SCR Drive Support

  • SCR Stack Refurbishment

  • Reverse Engineering Support

  • Obsolete Component Replacement

  • Lifecycle Extension Services

  • OEM Compatibility Expertise

  • Failure Diagnostics & Repair

​​Supporting legacy industrial drive systems while reducing downtime and avoiding costly replacements.

Spare Parts & Components

  • OEM & Obsolete component sourcing

  • Reduced lead-time procurement

  • Power modules 

  • Gate driver boards 

  • Control cards 

  • Firing circuits 

  • Cooling assemblies 

Industrial Drive Engineering Support

  • Fault diagnosis & troubleshooting

  • Failed component replacement

  • Retrofit design support

  • Downtime reduction strategies

​​

OEM-Agnostic Support For: 

  • ABB (ASEA/BBC)

  • GE / Converteam / GE Powerconversion

  • Westinghouse

  • Siemens

  • Nidec

  • TMEIC

  • Alstom/Cegelec​​​​​​

SCR Failure Analysis &  Inspection Services

We provide thorough inspection following catastrophic failure of SCR Drives. Remedial and operational recommendations are included with analysis reports.

Industries we support:

Supporting critical industrial operations where aging drive systems remain essential to production.

 

CIS provides technical support for legacy SCR, LCI, cycloconverter and DC drive systems used in demanding industrial environments.

 

Our focus is on extending equipment life, reducing unplanned downtime and providing practical alternatives to costly full-system replacement.

​Markets

  • Power Generation

  • Oil-& Gas 

  • Petrochemicals 

  • Mining 

  • Pulp & Paper 

  • Steel & Metals 

  • Water Treatment 

  • Marine Propulsion 

  • Railway 

  • Distribution 

Applications

  • Ship Propulsion 

  • Compressors 

  • ID/FD-Fans & Blowers 

  • Pumps 

  • Static Starters

  • Extruders 

  • Melt Pumps 

  • Steel Mill Stand Drives 

  • Ball / SAG/ Rod-Mills 

 

  • Frequency Converters

  • Rectifiers and DC power supplies

  • Test Stands / Dynamometers

  • Cranes & Hoists

  • Winders / Unwinders 

SUPPORTED SYSTEMS & MANUFACTURERS

Engineering support, diagnostics, refurbishment, reverse engineering, and lifecycle extension services for obsolete industrial power conversion systems

Manufacturers

  • ABB

  • Siemens

  • GE

  • Toshiba

  • Reliance Electric

  • Westinghouse

Legacy Systems
 
  • SCR Drives

  • Cycloconverters

  • LCI Systems

  • DC Drives

  • Static Starters

  • Rectifiers

Services
 
  • Diagnostics

  • Reverse Engineering

  • Refurbishment

  • Failure Analysis

  • Lifecycle Support

  • Technical Support

Industries
 
  • Mining

  • Power Generation

  • Marine

  • Oil & Gas

  • Water Treatment

  • Steel

Need Support for an Obsolete System?

Our engineers are ready to help with diagnostics, repair, reverse engineering, and lifecycle support.

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