DS DS/EN 50152-3-2
DS DSEN 50152-3-2 2001-OCT-31 Ralway applcatons - Fxed nstallatons - Partcular requrements for ac swtchgear - Part 3-2 Measurement control and protecton devces for specfc use n ac tracton systems - Sngle-phase current transformers
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This European Standard gives particular requirements for current transformers used in a.c. single-phase railway applications, fixed installations. This European Standard refers to single-phase current transformers for railway applications on 15 kV, 16 2/3 Hz and 25 kV, 50 Hz overhead lines, these voltages and frequencies being defined in accordance with EN 50163. The main use of these current transformers are: - measurement; - and protection.