Retrofit Transformer Monitoring | Replacing a Qualitrol 509

Replacement Solutions for Legacy Transformer Monitors

Dynamic Ratings offers complete retrofit kits for seamless replacement or upgrades of legacy transformer monitors.  The Dynamic Ratings’ E3, C50, and B100 monitors are drop-in alternatives for various legacy monitors such as the Qualitrol 509*, MESSKO MTec EPT** and other products.. Dynamic Ratings’ Lifestream® Support Services provide turnkey service to ensure successful asset monitoring throughout the entire life cycle of an asset. Learn more about retrofit options.

*Qualitrol is a registered trademark of Qualitrol Company LLC.

**MTec and MESSKO are registered trademarks of MESSKO and Maschienfabrik Reinhausen Gmbh.

***SEL is a registered trademark of Schweitzer Engineering Laboratories, Inc.

****GE Multilin D2 is registered trademark of GE Vernova.

C50 Retrofit Transformer

Benefits of Replacing a Legacy Transformer Monitor

  • Revitalize existing equipment with a new asset monitoring platform with more features such as key gas monitoring
  • Easy implementation with LIFESTREAM® Support Services
  • Reduce maintenance costs
  • Decrease installation time
  • Increase sustainability
  • Improve safety and reliability through condition-based monitoring
  • Integrate with sensor technology to monitor for hydrogen and moisture

Dynamic Ratings Retrofit Monitors

We provide the solution for a drop-in replacement for existing legacy transformer monitors and panel mounts with the B100 Electronic Temperature Monitor and the C50 Transformer Monitor.

Dynamic Ratings B100 Electronic Temperature Monitor

The B100 Electronic Temperature Monitor is a good replacement alternative for the Qualitrol 509-100. The B100 monitors top oil, LTC tank temperature, winding temperature and load current. The B100 has six digital outputs and provides cooling monitoring, hydrogen monitoring and moisture monitoring.

Dynamic Ratings B100 Electronic Temperature Monitor

The B100 Electronic Temperature Monitor is a good replacement alternative for the Qualitrol 509-200. The B100 monitors top oil, LTC tank temperature, winding temperature and load current. The B100 has six digital outputs and provides cooling monitoring, hydrogen monitoring and moisture monitoring.

C50 Retrofit Transformer Monitor
Dynamic Ratings C50 Transformer Monitor

The C50 Transformer Monitor is a good replacement alternative for the Qualitrol 509-300. The C50 Transformer Monitor offers additional features such as bushing monitoring, partial discharge monitoring, hydrogen and moisture monitoring and more.

C50 Retrofit Transformer Monitor
Dynamic Ratings C50 Transformer Monitor

The Qualitrol 509-DW is an expansion module for the 509-200 and 509-300 models that provides calculated and direct winding hot spot temperatures and up to 16 fiber optic temperature inputs. The C50 Transformer Monitor is a good replacement option for this expansion.

Dynamic Ratings B100 Electronic Temperature Monitor

The B100 Electronic Temperature Monitor is a good replacement alternative for the MTeC EPT 202. The B100 uses Modbus communication instead of SPI bus communication for a stronger connection through long distances. Dynamic Ratings B100 also monitors top oil, LTC tank temperature, winding temperatures and load currents. The B100 has six digital outputs and provides cooling monitoring, hydrogen monitoring and moisture monitoring.

Dynamic Ratings B100 Electronic Temperature Monitor

The B100 Electronic Temperature Monitor is a good replacement alternative for the MTeC EPT 303. The B100 monitors top oil, LTC tank temperature, winding temperature and load current. The B100 has six digital outputs and provides cooling monitoring, hydrogen monitoring and moisture monitoring.

C50 Retrofit Transformer Monitor
Dynamic Ratings C50 Transformer Monitor

The C50 Transformer Monitor is a good replacement alternative for the MTeC EPT 303 FO. The C50 Transformer Monitor offers additional features such as bushing monitoring, partial discharge monitoring, hydrogen and moisture monitoring and more.

C50 Retrofit Transformer
Dynamic Ratings C50 Transformer Monitor

The C50 Transformer Monitor is a good replacement alternative for the SEL-2414. The C50 Transformer Monitor offers additional features such as bushing monitoring, partial discharge monitoring, hydrogen and moisture monitoring and more.

Dynamic Ratings E3 Transformer Monitor

The E3 Transformer Monitor is a good replacement alternative for the GE Multilin D2. The E3 monitors top oil temperature, bushing health, DGA, and partial discharge. The E3 offers up to 12 modules with the multiport module counting as one of the 12; this is an additional 8 modules if the multiport module is included.

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More About Retrofit Solutions

C50 Transformer Monitor

C50 Transformer Monitor

Dynamic Ratings C50 Transformer Monitor makes condition monitoring easy and affordable. It looks at the condition of your assets so that you can use real-time data to make decisions about your high voltage transformers.

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LIFESTREAM Support Services

LIFESTREAM®

Successful asset management is a process flow of planning, designing, managing, implementing, verifying, and supporting. Dynamic Ratings LIFESTREAM® Support Services ensures successful asset monitoring throughout the entire life cycle of an asset.

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B100 Electronic Temperature Monitor

B100 Electronic Temperature Monitor

The B100 Series Electronic Temperature Monitor (ETM) is a complete monitoring solution for any transformer. The B100 ETM is an analog gauge replacement that provides accurate indication of problems inside the transformer via fault gas detection.

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Additional Resources

RESOURCE LIBRARY

We offer a variety of resources to help you learn more about monitoring your substation assets.

BLOG ARTICLE

Retrofit Transformer Monitoring: A Cost-Effective Approach for Revitalizing Aging Infrastructure

BROCHURE

Learn more about alternative options for replacing legacy transformer monitors such as the Qualitrol 509 Intelligent Transformer Monitor.