| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | See Detail | Status | Related Standard |
| GB/T 17215.821-2017 | English | 264 |
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Days<=3
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Electricity metering equipment ((a.c.) -- Acceptance inspection -- Part 21: Particular requirements for electromechanical meters for active energy (classes 0.5, 1 and 2)
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GB/T 17215.821-2017
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GB/T 17215.821-2017
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