HK 3480 (serv.man2) - Harman Kardon Audio EMC - CB Certificate (repair manual). Page 20

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www.nemko.com
 
Report No.  65743 
 
 
IEC/EN 60065
 
Clause 
Requirement – Test 
Result - Remark 
Verdict 
14.3.3.2 
Transformers meet the constructional 
requirements 
See attachment, Table to  
EN/IEC 60065 7
th
 edition 
14.3.4.1 
Class II transformers have adequate separation 
between hazardous live parts and accessible parts 
(double or reinforced insulation) 
Double or reinforced insulation  
between primary and secondary  
windings according to clause 8.8. 
 
Coil formers and partition walls > 0,4 mm 
The bobbin fulfils the 
requirement 
of reinforced insulation; bobbin 
thickness > 0,4 mm. 
14.3.4.2 
Class I transformers, with basic insulation and 
protective screening only if all 7 conditions of 
14.3.4.2 are met 
Class II apparatus. No such 
transformer used. 
14.3.4.3 
Separating transformers with at least basic 
insulation 
 
14.3.5.1 
Class II transformers have adequate insulation 
between hazardous live parts and accessible parts 
(double or reinforced insulation) 
Double or reinforced insulation 
between hazardous live 
windings and accessible 
conductive parts. 
 
Coil formers and partition walls > 0,4 mm 
The bobbin fulfils the 
requirement 
of reinforced insulation; bobbin 
thickness > 0,4 mm. 
14.3.5.2 
Class I transformers have adequate insulation 
between hazardous live parts and accessible 
conductive parts or those conductive parts or 
protective screens connected to a protective earth 
terminal 
Windings of Class II 
construction used. 
 
Winding wires connected to protective earth have 
adequate current-carrying capacity 
 
14.4 
High voltage components 
No high voltage components 
 
High-voltage components and assemblies: 
U > 4 kV (peak) separately approved 
 
 
Component meets category V-1 of IEC 60707 
 
14.4.1 
High voltage transformers and multipliers tested as 
part of the submission 
 
14.4.2 
High voltage assemblies and other parts tested as 
part of the submission 
 
14.5 Protective 
devices 
 
 
Protective devices used within their ratings 
Thermal link and fuse 
 
External clearances and creepage distances meet 
requirement of clause 13 for the voltage across the 
device when opened 
Certified protective devices 
applied. See appended table, 
list of critical components. 
TRF No:  IEC/EN 60065F 
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