Applies to small reactors including alternating current, premagnetised and current compensated reactors. To be read in conjunction with BS EN 61558-1:1998
BS EN 61558-2-20:2001 history
2011BS EN 61558-2-20:2011 Safety of transformers, reactors, power supply units and combinations thereof. Particular requirements and tests for small reactors
2001BS EN 61558-2-20:2001 Safety of power transformers, power supply units and similar. Particular requirements for small reactors