NBN EN 61811-50 : 2002
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
ELECTROMECHANICAL ALL-OR-NOTHING RELAYS - PART 50: SECTIONAL SPECIFICATION - ELECTROMECHANICAL ALL-OR-NOTHING TELECOM RELAYS OF ASSESSED QUALITY
01-05-2015
12-01-2013
1 General
1.1 Scope
1.2 Normative references
1.3 Terms and definitions
1.4 Preferred values
1.5 Marking and documentation
2 Quality assessment procedures
2.1 Primary stage of manufacture
2.2 Structurally similar relays
2.3 Subcontracting
2.4 Qualification approval procedures
2.5 Quality conformance inspection
2.6 Test schedule
2.7 Order of tests
3 Preparation of blank detail and detail specifications
4 Test schedule
4.1 Test sequence
4.2 Types of relays, based upon environmental
protection (relay technology RT)
4.3 Categories of application of contacts
4.4 Notes relative to Table 1
5 Relay reliability - Failure rate data
Annex A (informative) Data base for failure rates
Annex ZA (normative) Normative references to international
publications with their corresponding
European publications
Applicable to electromechanical all-or-nothing telecom relays of assessed quality. Relays according to this standard are provided for operation in telecommunication applications.
| DocumentType |
Standard
|
| PublisherName |
Belgian Standards
|
| Status |
Superseded
|
| Standards | Relationship |
| DIN EN 61811-50:2002-11 | Identical |
| EN 61811-50:2002 | Identical |
| I.S. EN 61811-50:2002 | Identical |
| BS EN 61811-50:2002 | Identical |
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