Số hiệu tiêu chuẩn
EN 50470-2
Tên tiêu chuẩn
Electricity metering equipment (a.c.) - Part 2: Particular requirements - Electromechanical meters for active energy (class indexes A and B)
Ngày phát hành
2006-10-00
Tiêu chuẩn tương đương
DIN EN 50470-2 (2007-05), IDT * BS EN 50470-2 (2006-12-29), IDT * NF C44-470-2 (2007-02-01), IDT * SN EN 50470-2 (2006), IDT * OEVE/OENORM EN 50470-2 (2007-07-01), IDT * PN-EN 50470-2 (2007-02-16), IDT * PN-EN 50470-2 (2008-03-06), IDT * SS-EN 50470-2 (2007-02-26), IDT * UNE-EN 50470-2 (2007-07-11), IDT * STN EN 50470-2 (2007-05-01), IDT * STN EN 50470-2 (2008-06-01), IDT * CSN EN 50470-2 (2007-05-01), IDT * DS/EN 50470-2 (2007-03-28), IDT * NEN-EN 50470-2:2006 en;fr (2006-11-01), IDT
Từ khóa
Active current * Alternating current * Alternating voltage tests * Alternating-current meters * Classes of protection * Climatic condition * Counters * Current meters * Current rates * Degrees of protection * Drift * Electric energy * Electrical engineering * Electricity meter * Electricity supply meters * Electromagnetic compatibility * Electromechanical * Electronic * Electronic measuring devices * EMC * Enclosures * Energy measurement * Environmental condition * Heat resistance * Hydrolytic resistance * Indications * Inscription * Insulations * Interference rejections * Letterings * Limits (mathematics) * Measuring equipment * Measuring instruments * Meters for active energy * Operating temperature range * Precision * Qualification tests * Reference voltage * Reliability * Resistance * Specification (approval) * Test circuits * Testing * Testing conditions * Voltage fluctuations * Watt-hour meters * Refractoriness