DOWNLOAD Harman Kardon HK 3490 (serv.man2) Service Manual ↓ Size: 1.91 MB | Pages: 63 in PDF or view online for FREE

Model
HK 3490 (serv.man2)
Pages
63
Size
1.91 MB
Type
PDF
Document
EMC - CB Certificate
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Device
Audio
File
hk-3490-sm2.pdf
Date

Harman Kardon HK 3490 (serv.man2) EMC - CB Certificate ▷ View online

 
 
- Page 11 of 45 - 
 
 
 
 
 Report 
No. 
98503 
 
 
 
8.15 
No risk of damage to the insulation of internal 
wiring due to hot parts or sharp edges 
Wires safely anchored  
away from parts with high  
temperature.
 
8.16 
Only special supply equipment can be used 
Not supplied by a special  
supply apparatus.
 
N/A 
8.17 
Insulated winding wire without additional 
interleaved insulation 
No such winding wire.
 
N/A 
8.18 
Endurance test as required by 8.17 
 
N/A 
8.19 
Disconnection from the mains 
See below
 
8.19.1 Disconnect 
device 
Mains plug is used as 
disconnect devices. 
 
All-pole switch or circuit breaker with >3mm 
contact separation 
No all-pole mains switch 
or circuit breaker.
 
N/A 
8.19.2 
Mains switch ON indication 
Indicator lamp or  
FL display lit-on
 
8.20 
Switch not fitted in the mains cord 
 
8.21 
Bridging components comply with clause 14 
Yes, mains switch and relay 
across the capacitor is 
certified component 
See appended table, list of 
critical components.
 
8.22 
Non-separable thin sheet material 
No non-separable thin  
sheet material. 
N/A 
 
 
 
ELECTRIC SHOCK HAZARD UNDER NORMAL OPERATING CONDITIONS 
 
9.1 
Testing on the outside 
9.1.1 
For voltages >1000 V ac or >1500 V dc complies 
with clause 13.3.1 for basic insulation  
No voltages exceeding 
1000V AC or 1500V DC.
 
N/A 
9.1.1.1 
a) Open circuit voltages 
Mains input voltage > 35V,  
see below. 
— 
 
b) Touch current measured from terminal devices 
using the network in annex D  ............................. : 
See attachment, Table to 
EN/IEC 60065 7
th
 edition.
 
 
c) Discharge not exceeding 45 μC 
No part or contact of a 
terminal with stored voltage
s between 60V - 15 kV.
 
N/A 
 
 
- Page 12 of 45 - 
 
 
 
 
 Report 
No. 
98503 
 
 
 
 
d) Energy of discharge not exceeding 350 mJ 
No part or contact of  
a terminal with stored  
voltages exceeding 15kV
 
N/A 
9.1.1.2 
Test with test finger and test probe 
No access to hazardous  
live parts
 
9.1.2 
No hazardous live shafts of knobs, handles or 
levers 
No live shaft, handles or 
levers
 
N/A 
9.1.3 
Ventilation holes and other holes tested by means 
of 4 mm x 100 mm test pin 
No access for the test pin
 
9.1.4 
Terminal devices tested with 1 mm x 20 mm test 
pin (10 N); test probe D of IEC 61032 
Does not reach hazardous 
live parts
 
 
Terminal devices tested with 1 mm x 100 mm 
straight wire (1 N); test probe D of IEC 61032 
Does not reach hazardous  
live parts
 
9.1.5 
Pre-set controls tested with 2.5 mm x 100 mm test 
pin (10 N); test probe C of IEC 61032 
No preset controls
 
N/A 
9.1.6 
No shock hazard due to stored charge on 
withdrawal of the mains plug; voltage (V) after 2 s 
 ................................................................................. : 
Measured voltage after  
2 sec: Max. 1 V (peak).
 
 
If C is not greater than 0,1 μF no test needed 
 
N/A 
9.1.7 
a) Enclosure sufficiently resistant to external force  
 
 Test probe 11 of IEC 61032 for 10 s (50 N) 
Test with test finger result 
in no hazard
 
 
b) Test hook of fig. 4 for 10 s (20 N) 
Test with test hook results 
in no hazard.
 
 
c) 30 mm diameter test tool for 5 s (100 or 250 N) :
Tested with 100N results  
in no damage.
 
9.2 
No hazard after removing a cover by hand 
No cover removable by 
hand
 
N/A 
 
 
- Page 13 of 45 - 
 
 
 
 
 Report 
No. 
98503 
 
 
 
10 INSULATION 
REQUIREMENTS 
 
10.1 
Insulation resistance (MΩ) at least 2 MΩ min. after 
surge test for basic and 4 MΩ min. for reinforced 
insulation  ............................................................... : 
> 100 M
Ω, after surge test 
 
10.2 Humidity 
treatment 48 h or 120 h  ....................... : 
120 h (40
°C).  
No impairment
 
10.3 
Insulation resistance and dielectric strength 
between mains teminals 
See appended table 
 
Insulation Resistance and dielectric strength 
across BASIC or SUPPLEMENTARY insulation 
(Class 1) 
Class II apparatus.
 
N/A 
 
Insulation resistance and dielectric strength 
across REINFORCED insulation (Class II) 
See appended table
 
 
 
 
 
11 FAULT 
CONDITIONS 
 
11.1 
No shock hazard under fault condition 
No electric shock hazard 
under fault conditions.
 
11.2 
Heating under fault condition 
See appended table
 
 
No hazard from softening solder 
No softening of solder
 
 
Flames extinguish within 10 seconds 
No flames 
 
Soldered terminations not used  as protective 
mechanism 
No protective mechanism 
11.2.1 
Measurement of temperature rises 
See appended table
 
11.2.2 
Temperature rise of accessible parts 
See appended table
 
11.2.3 
Temperature rise of parts, other than windings, 
providing electrical insulation 
See appended table
 
 
Temperature rise of printed circuit boards (PCB) 
exceeding the limits of table 3 by max. 100 K for 
max. 5 min 
No exceeding the limits of  
Table 3.
 
 
a) Temperature rise of printed circuit boards 
(PCB) to 20.1.3, exceeding the limits of table 3 by 
not more than 100 K for an area not greater than 
2 cm² 
No area where temperature  
exceeds 100K above limits
 
N/A 
 
b) Temperature rise of printed circuit boards 
(PCB) to 20.1.3 up to 300 K for an area not greater 
than 2 cm² for a maximum of 5 min 
No area where temperature  
exceeds 300K above limits
 
N/A 
 
 
- Page 14 of 45 - 
 
 
 
 
 Report 
No. 
98503 
 
 
 
 
Meets all the special conditions if conductors on 
printed circuit boards are interrupted 
No conductors are  
interrupted /peeled/loosened 
during fault conditions
 
N/A 
 
Class I protective earthing maintained 
Class II equipment
 
N/A 
11.2.4 
Temperature rise of parts acting as a support or 
mechanical barrier 
Temperature rises are 
 within the limits.
 
N/A 
11.2.5 
Temperature rise of windings 
See appended table
 
11.2.6 
Temperature rise of parts not subject to the limits 
of 11.2.1 to 11.2.5 
No excessive temperature 
observed/measured on  
other parts. 
See appended table
 
 
 
 
 
12 MECHANICAL 
STRENGTH 
 
12.1.1 
Bump test where mass >7 kg 
No damage in the sense  
of this standard
 
12.1.2 Vibration 
test 
Assessed to be satisfactory 
constructed
 
N/A 
12.1.3 
Impact hammer test 
No damage in the sense 
of this standard
 
 
Steel ball test 
No damage in the sense  
of this standard
 
12.1.4 
Drop test for portable apparatus where mass < 7 
kg 
No portable apparatus 
N/A 
12.1.5 
Thermoplastic enclosures strain relief test 
Tested, 70ºC, 7h
 
12.2 
Fixing of knobs, push buttons, keys and levers 
Normal use will not impair  
the protection against  
electric shock.
 
12.3 
Remote controls with hazardous live parts 
No cable connected  
remote control devices.
 
N/A 
12.4 
Drawers (pull test 50 N, 10 s) 
No drawers
 
N/A 
12.5 
Antenna coaxial sockets providing isolation 
No antenna socket which 
insolate hazardous live  
parts from accessible parts.
 
N/A 
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