Doble Engineering

International leader in advanced electrical machinery diagnostics

Doble Engineering (USA) offers the electric community more than 100 years of experience in the sector, to improve the operation and maintenance of assets and optimise system performance.

Doble offers instruments (online testing and monitoring), diagnostic services and consulting services provided by renowned international experts.

  • More than 100 years as a leader in the electric sector.

  • State of the art research.

  • International leader in offline tests and online transformers.

  • Wide range of tailor-made products and services.

  • Main world library with electrical test results.

  • Leading part in working groups from IEC, IEEE and CIGRé.

  • Impartial diagnostic and evaluation of critical assets.

  • World renowned laboratories.

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Success stories


Morgan Schaffer Calistos DGA - Samca Wind Farm

The Samca group increases the reliability of its wind farms by installing DGA Calisto monitors.

Morgan Schaffer EDP

Morgan Schaffer Calistos DGA - EDP Fleet

Monitoring of dissolved gases (DGA) in EDP Distribución transformers.

Morgan Schaffer Calistos DGA - Viesgo Fleet

Specification of dissolved gas (DGA) monitors in Viesgo Distribución transformers.

Morgan Schaffer Calistos DGA - Naturgy Besós

Early detection of an emerging failure in a step-up transformer of the Besós Naturgy CC plant.

Morgan Schaffer Inside View - EDP Distribución

Optimisation of the management and diagnostic of EDP Distribución's transformer fleet.

Related online sessions inn Krilinex Academy

Terminals / Bushings

Types, Maintenance and Monitoring.

Monitoring of transformers

Measuring the temperature of hot spots using fibre optics.

Multi-gas DGA monitors

Technologies, costs and benefits comparative.

Partial discharges in transformers

Basic concepts, analysis and monitoring.

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Systems With Intelligence

Advanced remote monitoring systems.

Vogl Electronic

Monitoring of electric arcs in gas insulated substations (GIS).

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