HK 3770 (serv.man2) - Harman Kardon Audio EMC - CB Certificate (repair manual). Page 14

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Report No 248607.
 
  
 
 
 
 
 
IEC 60065 
Clause 
Requirement + Test 
Result - Remark 
Verdict
 
TRF No. IEC60065K 
 
6 Hazardous 
radiation 
 
6.1 
Ionizing radiation < 36 pA/kg (0,5 mR/h)  
No ionizing radiation 
N/A 
 
Ionizing radiation under fault condition  
 
N/A 
6.2 
Laser radiation, emission limits to IEC 60825-1:2007
 ................................................................................... :
No laser radiation 
N/A 
 
Emission limits under fault conditions  ...................... :  
N/A 
 
7 
Heating under normal operating conditions 
 
7.1 
Temperature rises not exceeding specified values; 
fuse links and other protective devices defeated  
No fuse links operate during 
normal operating operation. 
(see appended table 7.1) 
7.1.1 
Temperature rise of accessible parts  
(see appended table 7.1) 
P 
7.1.2 
Temperature rise of parts providing electrical 
insulation  
(see appended table 7.1) 
P 
7.1.3 
Temperature rise of parts acting as a support or as a 
mechanical barrier  
(see appended table 7.1) 
P 
7.1.4 
Temperature rise of windings  
(see appended table 7.1) 
P 
7.1.5 
Parts not subject to a limit under 7.1.1 to 7.1.4 
(see appended table 7.1) 
P 
7.2 
Softening temperature of insulating material 
supporting parts conductively connected to the 
mains carrying a current > 0,2 A at least 150
 o
C  
Appliance inlet is certified by 
IEC/EN 60320-1. 
 
Bobbins for transformer/ line 
filter (base) are made of 
Phenolic. 
 
See appended Table 7.2 for 
AC connector (wafer) CN90, 
CN91. 
P 
 
Constructional requirements with regard to the protection against electric 
shock 
 
8.1 
Conductive parts covered by lacquer, paper, 
untreated textile oxide films and beads etc. 
considered to be bare  
Considered 
P 
8.2 
No shock hazard when changing voltage setting 
device, fuse-links or handling drawers etc.  
Operation “By hand” not 
possible. 
N/A 
8.3 
Insulation of hazardous live parts not provided by 
hygroscopic material  
No hygroscopic materials 
used. 
N/A 
8.4 
No risk of electric shock from accessible parts or 
from parts rendered accessible following the 
removal of a cover which can be removed by hand  
No cover removable by hand  
N/A 
8.5 
Class I equipment  
Class II equipment 
N/A 
 
Basic insulation between hazardous live parts and 
earthed accessible parts  
 
N/A 
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