DIN EN 61558-2-20 : 2011
Current
The latest, up-to-date edition.
SAFETY OF TRANSFORMERS, REACTORS, POWER SUPPLY UNITS AND COMBINATIONS THEREOF - PART 2-20: PARTICULAR REQUIREMENTS AND TESTS FOR SMALL REACTORS
Hardcopy
German
01-09-2011
Clause
1 Scope
2 Normative references
3 Definitions
4 General requirements
5 General notes on tests
6 Ratings
7 Classification
8 Marking and other information
9 Protection against accessibility to hazardous
live parts
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 and dielectric strength
19 Construction
20 Components
21 Internal wiring
22 Supply connection and other external flexible cords
23 Terminals for external conductors
24 Provision for protection earthing
25 Screws and connections
26 Creepage distances, clearances and distances
through insulation
27 Resistance to heat, abnormal heat, fire and
tracking
28 Resistance to rusting
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