KSIEC61558-2-19:2000

Safety of power transformers, power supply units and similar devices - Part 2-19: Particular requirements for perturbation attenuation transformers.

Applies to stationary or portable, single-phase or poly-phase, air-cooled (natural or forced), independent or associated, isolating or safety isolating transformers, having a rated supply voltage not exceeding 1 000 V a.c., a rated frequency not exce