NEN EN 50425 : 2008
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
SWITCHES FOR HOUSEHOLD AND SIMILAR FIXED ELECTRICAL INSTALLATIONS - COLLATERAL STANDARD - FIREMAN'S SWITCHES FOR EXTERIOR AND INTERIOR SIGNS AND LUMINAIRES
04-18-2012
01-12-2013
Foreword
1 Scope
2 Normative references
3 Definitions
4 General requirements
5 General notes on tests
6 Ratings
7 Classification
8 Marking
9 Checking of dimensions
10 Protection against electric shock
11 Provision for earthing
12 Terminals
13 Constructional requirements
14 Mechanism
15 Resistance to ageing, protection provided by enclosures of
switches and resistance to humidity
16 Insulation resistance and electric strength
17 Temperature rise
18 Making and breaking capacity
19 Normal operation
20 Mechanical strength
21 Resistance to heat
22 Screws, current-carrying parts and connections
23 Creepage distances, clearances and distances through sealing
compound
24 Resistance of insulating material to abnormal heat, to fire
and to tracking
25 Resistance to rusting
26 EMC requirements
Annex ZA (normative) Normative references to international
publications with their corresponding European
publications
Annex ZB (normative) Special national conditions
Annex ZC (informative) A-deviations
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