IMB Current Transformers

IMB oil-minimum current transformers are based on a tank type (hairpin) design with over 60 years of ABB experience. It is the most sold current transformer worldwide.

Reliable
Comprehensive service records show that the failure rate of IMB current transformers is up to four times lower than the industry average. More than 160 000 units have been delivered and installed all over the world from desert to arctic climates.

Flexible
All our current transformers are tailor-made. Thanks to the combination of different tank sizes, expansion systems, primary windings etc, we can meet most customer requirements from 36 up to 800 kV.
The IMB current transformer is available with either porcelain or silicone rubber insulators.

Documentation and downloads

Popular downloads
Product guide
New/updated document Outdoor Instrument Transformers - Application Guide

English - 8.68 MB - pdf

Outdoor Instrument Transformers - Buyers Guide

English - 2.65 MB - pdf

Brochure
High voltage products with composite insulators

English - 2.54 MB - pdf

Instrument transformers for outdoor applications up to 800 kV

English - 4.01 MB - pdf

Certificate
ISO 9001 & 14001 Certification for ABB High Voltage Products in Ludvika, Sweden

English - 0.39 MB - pdf

Movie
Current Transformer IMB - Flash animation

English - 0.05 MB - swf

Product guide
New/updated document Outdoor Instrument Transformers - Application Guide

English - 8.68 MB - pdf

Outdoor Instrument Transformers - Buyers Guide

English - 2.65 MB - pdf

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