I.S. EN 60898-1:2003

FOREWORD
1 Scope and object
2 Normative references
3 Definitions
4 Classification
5 Characteristics of circuit-breakers
6 Marking and other product information
7 Standard conditions for operation in service
8 Requirements for construction and operation
9 Tests
Annex A (informative) - Determination of short-circuit
        power factor
Annex B (normative) - Determination of clearances and
        creepage distances
Annex C (normative) - Number of samples to be submitted and
        test sequences to be applied for verification of
        conformity (13.5 of ISO/IEC Guide 2:1991)
Annex D (informative) - Co-ordination under short-circuit
        conditions between a circuit-breaker and another
        short-circuit protective device (SCPD) associated
        in the same circuit
Annex E (normative) - Special requirements for auxiliary
        circuits for safety extra-low voltage
Annex F (informative) - Examples of terminals
Annex G (informative) - Correspondence between ISO and AWG
        copper conductors
Annex H (normative) - Arrangement for short-circuit test
Annex I (normative) - Routine tests
Annex J (normative) - Particular requirements for
        circuit-breakers with screwless type terminals for
        external copper conductors
Annex K (normative) - Particular requirements for
        circuit-breakers with flat quick-connect terminations
Bibliography
Annex ZA (normative) - Classification of circuit-breakers
         Type B and C up to and including 63 A into energy
         limiting classes
Annex ZC (normative) - Special national conditions
Annex ZD (informative) - List of clauses that require retesting

Pertains to a.c. air-break circuit-breakers for operation at 50 Hz or 60 Hz, having a rated voltage not exceeding 440 V (between phases), a rated current not exceeding 125 A and a rated short-circuit capacity not exceeding 25000 A.