Committees responsible
Foreword
1 Scope
2 Conditions of use
3 Terms and definitions
4 General
5 General conditions for type testing
6 Classification and rating
7 Marking and labelling
8 Clearances, creepage distances and solid insulation
9 Accessibility of live parts
10 Provision for earthing
11 Terminals and terminations of intermediate adaptors and
adaptor plugs
12 Construction of adaptors (plug portion)
13 Construction of adaptors (adaptor socket-outlet portion)
14 Resistance to ageing and to humidity
15 Insulation resistance and electric strength
16 Temperature rise
17 Breaking capacity of adaptors
18 Normal operation of adaptors
19 Connection of flexible cords and cord anchorage in
intermediate adaptors and adaptor plugs
20 Mechanical strength
21 Screws, current-carrying parts and connections
22 Resistance to heat
23 Resistance to abnormal heat, fire and tracking
24 Resistance to excessive residual stresses and to rusting
25 (Not used)
26 Overload tests
Annex A (normative) - The construction and calibration of
a calibrated link
Annex B (normative) - Measurement of clearances and
creepage distances
Annex C (normative) - Determination of the Comparative
Tracking Index (CTI) and Proof Tracking Index
(PTI)
Annex D (normative) - Relation between rated impulse
withstand voltage, rated voltage and Overvoltage
Category
Annex E (normative) - Pollution degree
Annex F (normative) - Impulse voltage test
Annex G (normative) - Test plug for temperature rise test
Annex H (informative) - Specific structure of BS EN 50525
and its derivation from British Standard and from
HD 21 and HD 22
List of references