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ELECTRICAL RELAYS - PART 23: CONTACT PERFORMANCE
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Published date: 12-01-2013
Publisher: Swiss Standards
1 General 1.1 Scope and object 1.2 Normative references2 Definitions3 Standard rated and preferred values 3.1 Standard rated values 3.2 Standard preferred values4 Test conditions 4.1 General 4.2 Test circuit 4.3 Relay energization 4.4 Criteria of contact failure5 Assessment of contact performance 5.1 General 5.2 Evaluation6 Presentation of performanceAnnexesA (normative) Standard test circuitB (normative) Categories of application of contactsC (normative) Assessment of test resultsD (normative) Simplified method for assessment of contact ratingsE (normative) Assessment of reliability characteristics of all-or-nothing relaysZA (normative) Normative references to international publications with their corresponding European publications
Applies to contact assemblies of relays in the scope of the IEC. Describes basic consideration common to all types of relays covered by IEC 255, but may need supplementary requirements for specified designs or applications.
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