IEC PAS 61811-55:2000

FOREWORD
Clause
1 General
   1.1 Scope
   1.2 References
   1.3 Front page of detail specification
2 Characteristic values of the relay
   2.1 General data
   2.2 Construction of IECQ type designation (ordering
        information)
   2.3 Coil data
   2.4 Contact data
   2.5 Mounting
   2.6 Environmental data
   2.7 Package of relays for automatic handling (if
        applicable)
3 Qualification approval procedures
4 Quality conformance inspection
   4.1 Formation of inspection lots
   4.2 Intervals between tests
5 Marking and documentation
   5.1 Marking of the relay
   5.2 Marking of the package
   5.3 Documentation
6 Annexes
7 Tests
   7.1 Standard conditions for testing
   7.2 Mounting of test specimens during the test
   7.3 General conditions for testing
8 Ordering information
9 Relay reliability - Failure rate data (optional)
Table 1 - Dielectric test voltages
Table 2 - Coil data
Table 3 - Loads, contact-circuit resistance limits,
          switching cycles and frequencies for electrical
          endurance and overload tests
Table 4 - Quality conformance inspection
Table 5 - Qualification approval
Table 6 - Industrial qualification

Applies to electromechanical all-or-nothing telecom relays of assessed quality. Relays are provided for the operation in telecommunication applications. Electromechanical relays are also suitable for particular industrial and other applications.