I.S. EN 50243:2002
Current
The latest, up-to-date edition.
OUTDOOR BUSHINGS FOR 24 KV AND 36 KV AND FOR 5 KA AND 8 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.
Foreword
Introduction
1 Scope
2 Normative references
3 Definitions
4 Requirements
4.1 Application
4.2 Standard values of highest voltage for
equipment (U[m])
4.3 Standard values of rated current (l[r])
4.4 Compliance
4.5 Common dimensions and creepage distances of
bushings type A and type B
4.6 Parts list according to bushing type A
4.7 Parts list according to bushing type B
Annex A (normative) Detail drawings of components
A.1 Insulator (Item N degree 1)
A.2 Conductor tube (Item N degree 2)
A.3 Upper cap (Item N degree 4)
A.4 Lower cap (Item N degree 6)
A.5 Nut (Item N degree 3)
A.6 Sealing ring (Item N degree 5)
A.7 Flat gasket (Item N degree 9)
A.8 Flat gasket (Item N degree 18)
A.9 Clamping ring (Item N degree 16)
A.10 Interlayer (Item N degree 13)
A.11 Compression ring (Item N degree 11)
A.12 Retaining ring (Item N degree 12)
A.13 Flat gasket (Item N degree 10)
A.14 Clamping paw (Item N degree 17)
Applies to ceramic insulated outdoor bushings for highest voltages for equipment of 24 kV and 36 kV, with rated currents of 5 kA and 8 kA and frequencies from 15 Hz up to 60 Hz for insulating liquid filled transformers and gives dimensions to ensure interchangeability and adequate mounting of bushings.
| DocumentType |
Standard
|
| Pages |
19
|
| PublisherName |
National Standards Authority of Ireland
|
| Status |
Current
|
| SupersededBy |
| Standards | Relationship |
| NEN EN 50243 : 2002 | Identical |
| EN 50243:2002 | Identical |
| DIN EN 50243:2003-01 | Identical |
| NBN EN 50243 : 2002 | Identical |
| NF EN 50243 : 2004 | Identical |
| BS EN 50243:2002 | Identical |
| UNE-EN 50243:2004 | Identical |
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