I.S. EN 60099-4:2014
Current
The latest, up-to-date edition.
SURGE ARRESTERS - PART 4: METAL-OXIDE SURGE ARRESTERS WITHOUT GAPS FOR A.C. SYSTEMS
Hardcopy , PDF
English
01-01-2014
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 Terms and definitions
4 Identification and classification
5 Standard ratings and service conditions
6 Requirements
7 General testing procedure
8 Type tests (design tests)
9 Routine tests and acceptance tests
10 Test requirements on polymer-housed surge arresters
11 Test requirements on gas-insulated metal enclosed
arresters (GIS-arresters)
12 Separable and dead-front arresters
13 Liquid-immersed arresters
Annex A (normative) - Abnormal service conditions
Annex B (normative) - Test to verify thermal equivalency
between complete arrester and arrester sectionevent
Annex C (normative) - Artificial pollution test with respect
to the thermal stress on porcelain housed multi-unit
metal-oxide surge arresters
Annex D (informative) - Typical information given with
enquiries and tenders
Annex E (informative) - Ageing test procedure - Arrhenius
law - Problems with higher temperatures
Annex F (informative) - Guide for the determination of the
voltage distribution along metal-oxide surge arresters
Annex G (normative) - Mechanical considerations
Annex H (normative) - Test procedure to determine the
lightning impulse discharge capability
Annex I (normative) - Determination of the start temperature
in tests including verification of thermal stability
Annex J (normative) - Determination of the average
temperature of a multi-unit highvoltage arrester
Annex K (informative) - Example calculation of test
parameters for the operating duty test (8.7)
according to the requirements of 7.3
Annex L (informative) - Comparison of the old energy
classification system based on line discharge classes
and the new classification system based on thermal
energy ratings for operating duty tests and repetitive
charge transfer ratings for repetitive single event
energies
Bibliography
Annex ZA (normative) - Normative references to
international publications with their
corresponding European publications
Access your standards online with a subscription
Features
-
Simple online access to standards, technical information and regulations.
-
Critical updates of standards and customisable alerts and notifications.
-
Multi-user online standards collection: secure, flexible and cost effective.