Read Harman Kardon DVD 25 EMC - CB Certificate online
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IEC 60065, 6th edition : 1998
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- Page 12 of 32 -
Order No. 200225249
9.1.6
No shock hazard due to stored
charge on withdrawal of the mains
plug; voltage (V) after 2 s
charge on withdrawal of the mains
plug; voltage (V) after 2 s
C = 0.2uF. Discharge resistor 390k.
Calculated discharge of stored charge:
0.2uF x 390k x 5 = 390ms
Calculated discharge of stored charge:
0.2uF x 390k x 5 = 390ms
P
If C is not greater than 0,1
µ
F no test
needed
C>0.1uF
P
9.1.7
Enclosure sufficiently resistant to external force
P
Test probe 11 of IEC 61 032 for 10 s
(50 N)
(50 N)
Enclosure does not become live.
P
Test hook of fig. 4 for 10 s (20 N)
No live part accessible
P
Conductive enclosures :
30 mm diameter test tool for 5 s
(100 or 250 N)
30 mm diameter test tool for 5 s
(100 or 250 N)
100N test. No damage.
P
9.2
No hazard 2s after removing a cover
by hand
by hand
Cover adequately secured by screws.
P
10
INSULATION REQUIREMENTS
P
10.1
Insulation resistance (M
Ω
) at least
2 M
Ω
min. after surge test for basic
and 4 M
Ω
min. for reinforced
insulation
N
10.2
Humidity treatment 48 h or 120 h
Tested for both 48 and 120hours
P
10.3
Insulation resistance and dielectric
strength
strength
Tested insulation
Insulation
Test voltage
Voltage test
Remarks
resistance
based on the
(r.m.s.value)
(M Ohm)
operating
Meas-
Min.
voltage
ured
required
(V)
(V)
Between the poles
For rated mains
of the circuit
:
>10
2
voltages
≤
150V
1000V
Pass
directly connected
r.m.s, 1410V pk
to the supply
mains
For rated mains
>10
2
voltages
≥
150V
1500V
Pass
r.m.s, 2120V pk
Basic insulation
:
2
Curve A,
Fig. 7
Supplementary
insulation
:
2
Curve A,
Fig. 7
Reinforced
insulation
:
>10
4
Curve B,
3000V
Pass
Fig. 7
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