BIS IS 12640-2 : 2008
Current
The latest, up-to-date edition.
RESIDUAL CURRENT OPERATED CIRCUIT-BREAKING FOR HOUSEHOLD AND SIMILAR USES - PART 2: CIRCUIT-BREAKERS WITH INTEGRAL OVERCURRENT PROTECTION (RCBOS)
12-01-2013
NATIONAL FOREWORD
1 Scope
2 Normative references
3 Definitions
4 Classification
5 Characteristics of RCBOs
6 Marking and other product information
7 Standard conditions for operation in service and for
installation
8 Requirements for construction and operation
9 Tests
Annex A (normative) - Test sequence and number of
samples to be submitted for certification
purposes
Annex B (normative) - Determination of clearances and
creepage distances
Annex C (normative) - Arrangement for the detection of
the emission of ionized gases during short-circuit
tests
Annex D (normative) - Routine tests
Annex E (normative) - Special requirements for auxiliary
circuits for safety extra-low voltage
Annex F (normative) - Coordination between RCBOs and
separate fuses associated in the same circuit
Annex G (normative) - Additional requirements and tests
for RCBOs consisting of a circuit-breaker and
a residual current unit designed for assembly
on site
Annex H (normative) - List of tests, additional test
sequences and numbers of samples for verification
of compliance of RCBOs with the requirements
of electromagnetic compatibility (EMC)
Annex IA (informative) - Methods for determination of
short-circuit power-factor
Annex IB (informative) - Glossary of symbols
Annex IC (informative) - Examples of terminals
Annex ID (informative) - Correspondence between ISO
and AWG copper conductors
Annex IE (informative) - Follow-up testing programme for
RCBOs
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