SB 100 (serv.man3) - JBL Audio EMC - CB Certificate (repair manual). Page 14

Page 14 of 68 

Report No.: 350-120154AX 

 
  

 

 

 

 

 

Clause 

Requirement + Test 

Result - Remark 

Verdict

 

TRF No. IEC60065K 

14.3.2 

General  

T5311: Isolating transformer. 

Pass 

 

Insulation material complies with clause 20.1.4  

See appended table CL. 14. 

Pass 

14.3.3 

Constructional requirements  

See appended table CL. 14. 

Pass 

14.3.3.1 

Clearances and creepage distances comply with 
clause 13  

See appended table CL. 13. 

Pass 

14.3.3.2 

Transformers meet the constructional requirements  See appended table CL. 13. 

Pass 

14.3.4 

Separation between windings 

 

Pass 

14.3.4.1 

Class II transformers have adequate separation 
between hazardous live parts and accessible parts 
(double or reinforced insulation)..............................: 

See appended table CL. 13. 

Pass 

 

Coil formers and partition walls > 0,4 mm  

See appended table CL. 8.8 & 
8.9. 

Pass 

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  

 N/A 

14.3.4.3 

Separating transformers with at least basic insulation  

N/A 

14.3.5 

Insulation between HAZARDOUS LIVE parts and 
ACCESSIBLE parts 

 Pass 

14.3.5.1 

Class II transformers have adequate insulation 
between hazardous live parts and accessible parts 
(double or reinforced insulation)  

See appended table CL.13. 
T5311. 

Pass 

 

Coil formers and partition walls > 0,4 mm  

See appended table CL. 8.8 & 
8.9. 

Pass 

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  

 N/A 

 

Winding wires connected to protective earth have 
adequate current-carrying capacity  

 N/A 

14.4 

High voltage components  

 

N/A 

 

High-voltage components and assemblies: U > 4 kV 
(peak) separately approved  

 N/A 

 

Component meets category V-1 of IEC 60707  

 

N/A 

14.4.1 

High voltage transformers and multipliers tested as 
part of the submission  

 N/A 

14.4.2 

High voltage assemblies and other parts tested as 
part of the submission  

 N/A 

14.5 

Protective devices  

 

Pass 

 

Protective devices used within their ratings  

Primary fuse: F501 

Pass 

 

External clearances and creepage distances meet 
requirement of clause 13 for the voltage across the 
device when opened  

See appended table CL.13. 

Pass