96/214119 DC : DRAFT NOV 1996被替代
EN 50152-3-3 RAILWAY APPLICATIONS - FIXED INSTALLATIONS - PARTICULAR REQUIREMENTS FOR A.C. SWITCHGEAR - PART 3: MEASUREMENT, CONTROL AND PROTECTION DEVICES FOR SPECIFIC USE IN A.C. TRACTION SYSTEMS - SECTION 3: SINGLE-PHASE VOLTAGE TRANSFORMERS
出版：British Standards Institution
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