Explore our current transformers
Current transformer
Do you need a current transformer for measurement or relay protection? We manufacture cable current transformers, shaft current transformers and medium current transformers according to SS-EN 61869-2, in standard versions or according to your requirements. Explore our range or contact us for help in choosing the right one.
Cable current transformers
For installation around cables or rails in low and medium voltage installations. Can be adapted as needed.
Common uses
- Energy measurement
- Instrumentation
- Relay protection
Medium current transformer
Used when you have low primary current but need standardized secondary current (1 A – 5 A) for measurement or control systems. Can be customized as needed.
Technical information
Shaft current transformer
Do you need to measure and monitor unwanted currents in shafts, bearings or rotating machines? We manufacture shaft current transformers and help you find a design that suits your installation.
Common uses
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Measurement and monitoring of shaft currents
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Monitoring of currents that can cause bearing damage
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Measurement for relay protection in generators and rotating machines
Custom current transformer
Do you need a different opening, different class or special condition?
We manufacture according to your requirements and respond to:
- Primary current
- Secondary
- Class
- Burden
- Opening dimensions
- Accuracy class: 0.1 – 3
Contact us!
Do you need more information about our transformers or would you like to place an order? Don't hesitate to contact us! Our experts at Nordtrafo are ready to help you.