Except for the following modifications, this clause in Part 1 applies: Replace the first paragraph with the following: This section applies to residual current operated circuit breakers (RCBOs) with overcurrent protection for household and similar purposes, with an AC frequency of 50 Hz or 60 Hz, a rated voltage not exceeding 440 V, a rated current not exceeding 125 A, and a rated short circuit capacity not exceeding 25 000 A. The operating function is related to the power supply voltage. 2 Normative References: The clauses in the following documents are referred to in this part of GB 16917 and become the clauses of this part. For dated reference documents, all subsequent amendments (excluding corrected content) or revisions do not apply to this section. However, parties to agreements based on this section are encouraged to study whether the latest versions of these documents can be used. For undated references, the latest version applies to this section. Part 1: This clause applies. 3 Terms and Definitions Part 1 This clause applies. Except for 4.1.1, this clause applies to Part 1 of the 4 categories. The characteristics of 5RCBO Part 1 applies to this clause. 6 Marks and Other Product Data Part 1 This clause applies. This clause in Part 1 of the Standard Conditions for Use and Installation applies. 8 Structural and Operational Requirements Part 1 This clause applies
Function of testing report:
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