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CEI EN 61558-2-1 : 2007

Current

Current

The latest, up-to-date edition.

SAFETY OF POWER TRANSFORMERS, POWER SUPPLIES, REACTORS AND SIMILAR PRODUCTS - PART 2-1: PARTICULAR REQUIREMENTS AND TESTS FOR SEPARATING TRANSFORMERS AND POWER SUPPLIES INCORPORATING SEPARATING TRANSFORMERS FOR GENERAL APPLICATIONS

Available format(s)

Hardcopy , PDF

Language(s)

English - Italian

Published date

01-01-2007

1 Scope
2 Normative references
3 Terms and definitions
4 General requirements
5 General notes on tests
6 Ratings
7 Classification
8 Marking and other information
9 Protection against electric shock
10 Change of input voltage setting
11 Output voltage and output current under load
12 No-load output voltage
13 Short-circuit voltage
14 Heating
15 Short-circuit and overload protection
16 Mechanical strength
17 Protection against harmful ingress of dust,
   solid objects and moisture
18 Insulation resistance, dielectric strength
   and leakage current
19 Construction
20 Components
21 Internal wiring
22 Supply connection and other external flexible
   cable or cords
23 Terminals for external conductors
24 Provisions for protective earthing
25 Screws and connections
26 Creepage distances, clearances and distances
   through insulation
27 Resistance to heat, fire and tracking
28 Resistance to rusting
Annex C (normative) - Creepage distances (cr),
        clearances (cl) and distances
        through insulation (dti) Material
        group II (400 <= CTI < 600)
Annex D (normative) - Creepage distances (cr),
        clearances (cl) and distances
        through insulation (dti) Material
        group I (CTI >= 600)
Annex ZA (normative) - Normative references to
         international publications with their
         corresponding European publications

Describes the safety aspects of separating transformers and power supplies incorporating separating transformers such as electrical, thermal and mechanical safety.

Committee
CT 96
DevelopmentNote
Classificazione CEI 96-4 (09/2001) Partially supersedes CEI 96-1 (11/2004) To be used in conjunction with EN 61558-1. (11/2007)
DocumentType
Standard
Pages
26
PublisherName
Comitato Elettrotecnico Italiano
Status
Current
Supersedes

Standards Relationship
IEC 61558-2-1:2007 Identical
EN 61558-2-1:2007 Identical

CEI 64-8/4 : 2012 LOW VOLTAGE ELECTRICAL INSTALLATIONS - PART 4: PROTECTION FOR SAFETY

EN 60076-11:2004 Power transformers - Part 11: Dry-type transformers

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