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Monitoring & Diagnostics
Multiple Gas Monitoring



Kelman MINITRANS
  • Cost-effective discrete DGA device monitoring 3 significant fault gases plus moisture. With load sensor, outputs, extensive communications and configurable alarms.
Transfix DGA 500
  • 5-gas and moisture online transformer DGA.
  • Able to perform Duval’s triangle DGA diagnostic.
  • Automated headspace gas extraction.
Kelman DGA 900
  • 9-gas & moisture online transformer DGA. Features innovative two enclosure design for flexible installation, local/remote HMI and expandable analogue/digital I/Os
  • New Rapid Mode – provides near real time insight on fast developing faults about 30 minutes
Kelman DGA 900 PLUS
  • Main tank full 9-gas & moisture online transformer DGA with innovative two enclosure design
  • Options for Thermal Models (IEEE / IEC), Cooling Monitoring, OLTC Monitoring and Bushing Monitoring
Kelman DGA 900 MULTITRANS
  • A discrete multigas on-line DGA and moisture monitoring across three adjacent single phase transformers, enabling a very cost effective monitoring solution
  • Measures all significant fault gases (in ppm) as outlined by international standards as well as moisture in oil (%RH & ppm)
Kelman DGA 900 TAPTRANS
  • A patented designed specifically for transformers with an On-Load Tap Changer (OLTC), which is recognized as one of the most vulnerable parts of the transformer and which accounts for a large portion of unplanned outages
  • 4th generation of GE’s PAS technology delivering improved measurement accuracy with lower detection limits
Transport X2 – Portable Onsite GDA
  • Capable of measuring seven gases and moisture including mineral oil, synthetic and natural Ester fluids.
  • Produce diagnostics in less than 30 minutes.
  • Easy synchronization with Perception Software.