I.S. EN 60947-7-2:2009
Current
The latest, up-to-date edition.
LOW-VOLTAGE SWITCHGEAR AND CONTROLGEAR - PART 7-2: ANCILLARY EQUIPMENT - PROTECTIVE CONDUCTOR TERMINAL BLOCKS FOR COPPER CONDUCTORS
Hardcopy , PDF
English
01-01-2009
For Harmonized Standards, check the EU site to confirm that the Standard is cited in the Official Journal.
Only cited Standards give presumption of conformance to New Approach Directives/Regulations.
Dates of withdrawal of national standards are available from NSAI.
FOREWORD
1 General
2 Definitions
3 Classification
4 Characteristics of circuit-breakers
5 Product information
6 Normal service, mounting and transport conditions
7 Constructional and performance requirements
8 Tests
Annex A normative) - Co-ordination under short-circuit
conditions between a circuit-breaker
and another short-circuit protective
device associated in the same circuit
Annex B (normative) - Circuit-breakers incorporating residual
current protection
Annex C (normative) - Individual pole short-circuit test
sequence
Annex E (informative) - Items subject to agreement between
manufacturer and user
Annex F (normative) - Additional tests for circuit-breakers
with electronic over-current protection
Annex G (normative) - Power loss
Annex H (normative) - Test sequence for circuit-breakers for
IT systems
Annex J (normative) - Electromagnetic compatibility (EMC) -
Requirements and test methods for
circuit-breakers
Annex K (informative) - Glossary of symbols and graphical
representation of characteristics
Annex L (normative) - Circuit-breakers not fulfilling the
requirements for overcurrent protection
Annex M (normative) - Modular residual current devices
(without integral current breaking
device)
Annex N (normative) - Electromagnetic compatibility (EMC) -
Additional requirements and test
methods for devices not covered by
Annexes B,F and M
Annex O (normative) - Instantaneous trip circuit-breakers (ICB)
Bibliography
Annex ZA (normative) - Normative references to international
publications with their corresponding
European publications
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