BS EN 60439-4:1991:2004 Edition
$142.49
Specification for low-voltage switchgear and controlgear assemblies – Particular requirements for assemblies for construction sites (ACS)
| Published By | Publication Date | Number of Pages |
| BSI | 2004 | 30 |
Gives requirements which apply to type-tested assemblies (TTA) intended for use on construction sites. Does not apply to assemblies for use in administrative centres of construction sites.
PDF Catalog
| PDF Pages | PDF Title |
|---|---|
| 1 | BRITISH STANDARD |
| 2 | Cooperating organizations |
| 3 | Contents |
| 6 | Foreword Foreword to amendment A1 Foreword to amendment A2 |
| 7 | Foreword to amendment A11 Contents |
| 9 | General 1.1 Scope 2 Definitions partially type-tested LV switchgear and controlgear assembly (PTTA) low voltage switchgear and controlgear assembly for construction sites (ACS) metering unit open-type assembly dead-front assembly enclosed ACS box-type ACS busbar trunking system assembly for indoor installation |
| 10 | assembly for outdoor installation stationary assembly movable assembly transportable (or semi-fixed) ACS mobile ACS gangways within assemblies Definitions with regard to the functions of the assemblies for construction sites incoming supply and metering ACS main distribution ACS distribution ACS transformer ACS final distribution ACS socket-outlet ACS |
| 11 | series of compatible assemblies for construction sites$ 3 Classification of ACS 4 Electrical characteristics of assemblies 4.8Rated diversity factor 5 Information to be given regarding the assembly for construction sites�(ACS) 5.1 Nameplates |
| 12 | 5.3 Instructions for installation, operation and maintenance 6 Service conditions 6.1 Normal service conditions 7 Design and construction 7.1 Mechanical design |
| 13 | 7.2 Enclosure and degree of protection 7.4 Protection against electric shock |
| 14 | 7.5 Short-circuit protection and short-circuit withstand strength |
| 15 | 7.6 Components installed in assemblies 7.7 Internal separation of assemblies by barriers or partitions 7.9 Requirements for electronic equipment supply circuits 8 Test specifications 8.1 Classification of tests 8.2 Type tests |
| 16 | Table 7 List of verifications and tests to be performed on ACS |
| 17 | Figure 1 Impact test using striking element |
| 19 | 9 Particular features of the various functional types of ACS 9.1 Incoming supply and metering ACS |
| 20 | 9,2 Main distribution ACS 9.3 Distribution ACS 9.4 Transformer ACS |
| 21 | 9.5 Final distribution ACS |
| 22 | 9.6 Socket-outlet ACS |
| 23 | Appendix F Interconnection of types of ACS: Examples Interconnection of types of ACS: Examples Figure F.1 Large sites |
| 24 | Figure F.2 Medium-sized or small sites |
| 26 | Annex ZA (normative) Normative references to international publications with their corresponding European publications |
| 27 | Annex ZB (informative) National A-deviations National A-deviations |
| 28 | National appendix NA (informative) Deletions from IEC Publication�439-4:1990 |
| 29 | National appendix NB(informative) (informative) |
