| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | See Detail | Status | Related Standard |
| GB/Z 22721-2008 | English | 474 |
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Days<=4
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Guidance for the correct use of residual current-operated protective devices (RCDs) for household and similar use
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GB/Z 22721-2008
| Valid |
GB/Z 22721-2008
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