I.S. EN 50387:2002
Current
The latest, up-to-date edition.
BUSBAR BUSHINGS UP TO 1 KV AND FROM 1.25 KA TO 5 KA, FOR LIQUID FILLED TRANSFORMERS
Hardcopy , PDF
English
01-01-2002
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.
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Introduction
1 Scope
2 Definitions
3 Requirements
3.1 Application
3.2 Standard value of rated voltage (U[r])
3.3 Standard values of rated current (I[r])
3.4 Minimum nominal creepage distance
3.5 Dielectric characteristics
3.6 Dimensions
Figure 1 - Moulded indoor busbar bushing
Table 1 - Standard dimensions
Applies to moulded indoor busbar bushings for rated voltages up to 1000 V, rated currents from 1250 A up to 5000 A and frequencies from 15 Hz up to 60 Hz for insulating liquid filled transformers.
| DevelopmentNote |
Supersedes I.S. HD 607 (02/2003)
|
| DocumentType |
Standard
|
| Pages |
14
|
| PublisherName |
National Standards Authority of Ireland
|
| Status |
Current
|
| Supersedes |
| Standards | Relationship |
| SN EN 50387 : 2002 | Identical |
| DIN EN 50387:2004-01 | Identical |
| UNE-EN 50387:2003 | Identical |
| NEN EN 50387 : 2003 | Identical |
| NF EN 50387 : 2003 | Identical |
| BS EN 50387:2002 | Identical |
| EN 50387:2002 | Identical |
| NBN EN 50387 : 2003 | Identical |
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