CEI EN IEC 61439-3:2025-01
Current
The latest, up-to-date edition.
Low-voltage switchgear and controlgear assemblies – Part 3: Distribution boards intended to be operated by ordinary persons (DBO)
Hardcopy , PDF
English
01-01-2025
This part of IEC 61439 defines the specific requirements for distribution boards intended to be operated by ordinary persons (abbreviated DBO throughout this document, see 3.1.101) as follows: – assemblies intended to be operated by ordinary persons (e.g. switching operations and replacing fuse-links), e.g. in domestic (household) applications; – assemblies containing outgoing circuits with protective devices intended to be operated by ordinary persons, complying e.g. with IEC 60898-1, the IEC 61008 series, the IEC 61009 series, IEC 62606, IEC 62423 and IEC 60269-3; – assemblies for applications where the nominal voltage to earth does not exceed 300 V AC (see Table G.1 of IEC 61439-1:2020); NOTE The voltage limits for DC applications are under consideration.
| Committee |
CT 121
|
| DocumentType |
Standard
|
| ISBN |
978-2-8322-8364-6
|
| Pages |
50
|
| PublisherName |
Comitato Elettrotecnico Italiano
|
| Status |
Current
|
| Supersedes |
| Standards | Relationship |
| IEC 61439-3:2024 | Identical |
| EN IEC 61439-3:2024 | Identical |
| IEC 60664-1:2020 | Insulation coordination for equipment within low-voltage supply systems - Part 1: Principles, requirements and tests |
| IEC 60670-24:2024 | Boxes and enclosures for electrical accessories for household and similar fixed electrical installations - Part 24: Particular requirements for enclosures for housing protective devices and other power dissipating electrical equipment |
| IEC 61009-1:2010 | Residual current operated circuit-breakers with integral overcurrent protection for household and similar uses (RCBOs) - Part 1: General rules |
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