Harman Kardon HK 3380 (serv.man10) EMC - CB Certificate ▷ View online
-
IEC 60065, 6th edition : 1998
-
- Page 8 of 37 -
Order
No.
14649
7.1
Loudspeaker
system(s)
Right and Left for SPEAKER 1,
Right and Left for SPEAKER 2.
Marking of loudspeaker terminals
SPEAKER 1 ( 8
Ω
),
SPEAKER 2 ( 8
Ω
).
U =
254,4
V
6 Ohm
8 Ohm
16 Ohm
left left right
right
left
right
left
right
Measured max. output voltage in Vp
SP.
1)
30,4
SP. 2) 30,6
SP. 1) 30,4
SP. 2) 30,6
SP. 2) 30,6
Measured max. output power in W
SP.
1)
57,8
SP. 2) 58,6
SP. 1) 57,8
SP. 2) 58,6
SP. 2) 58,6
Measured max. mains power in W
558
Operation of protective devices
No fuse links operate during normal operating condition
P
7.1.1
Temperature rise of accessible parts
(see table next page)
P
7.1.2
Temperature rise of parts providing
electrical insulation
electrical insulation
(see table next page)
P
7.1.3
Temperature rise of parts acting as a
support or as a mechanical barrier
support or as a mechanical barrier
(see table next page)
P
7.1.4
Temperature rise of windings
(see table next page)
P
7.1.5
Parts not subject to a limit under
7.1.1 to 7.1.4
7.1.1 to 7.1.4
(see table next page)
P
-
IEC 60065, 6th edition : 1998
-
- Page 9 of 37 -
Order
No.
14649
HEATING
∆
t = ( R2 - R1) x (234,5 + t1) - (t2 - t1)
R1
P
t1 =
22,5 °C
22,5 °C
t2 =
23,1 °C
25,1 °C
Test voltage
207 V
254,4 V
Winding
R1/
Ω
R2/
Ω
∆
t measured
∆
t allowed *)
Insulation
class
class
Main transf. pr. winding (207V)
5,13
6,34
60,0
85
Class E
Sub transf. pr. winding (207V)
2789
3162
33,8
85
Class E
Main transf. pr. winding (254,4V)
5,13
6,62
72,0
85
Class E
Sub transf. pr. winding (254,4V)
2789
3338
48,0
85
Class E
Other measured parts
∆
t measured
at 207V
∆
t measured
at 254,4V
∆
t allowed *)
Main transformer core
46,5
55,0
85
Sub transformer core
27,8
37,5
85
Diode, D601 body
45,7
48,7
-
PWB near D601
34,6
37,5
85
PWB near CN63
31,9
36,7
85
Regulator, IC65 heat-sink
28,5
42,6
-
TR, Q319 body
39,3
49,8
-
PWB near Q319
29,3
37,9
85
E. Capacitor, C601 body
19,8
23,2
-
Main
heat-sink
41,9 52,7 -
Power cord bushing
12,4
15,0
60
Top enclosure above main heat-sink
22,6
26,4
40
Top enclosure above main transformer
19,8
23,5
40
Switch
button
0,5 0,5 50
Comments
No other parts were observed to create any hazard due to temperature rise.
P
Test wall condition: 50 cm at top, 10 cm at other side
*) Temperature rise limits for Singapore is 10K less.
-
IEC 60065, 6th edition : 1998
-
- Page 10 of 37 -
Order
No.
14649
7.2
Softening temperature of insulating
material supporting parts
conductively connected to the mains
carrying a current > 0,2 A at least
150
material supporting parts
conductively connected to the mains
carrying a current > 0,2 A at least
150
°
C
No temperature measured during heating test and fault
cond. tests requires this test (7.2) to be performed.
cond. tests requires this test (7.2) to be performed.
N
Tested parts
Temperature
under normal
operating con-
ditions (°C)
Temperature
under fault
conditions
(°C)
Softening
temperature
(°C)
-
IEC 60065, 6th edition : 1998
-
- Page 11 of 37 -
Order
No.
14649
8 CONSTRUCTIONAL
REQUIREMENTS WITH REGARD
TO THE PROTECTION AGAINST
ELECTRIC SHOCK
TO THE PROTECTION AGAINST
ELECTRIC SHOCK
P
8.1
Conductive parts covered by
lacquer, paper, untreated textile
oxide films and beads etc.
considered to be bare
lacquer, paper, untreated textile
oxide films and beads etc.
considered to be bare
Considered
P
8.2
Shock hazard when changing
voltage setting device, fuse-links or
handling drawers etc.
voltage setting device, fuse-links or
handling drawers etc.
Operation “By hand” not possible
N
8.3
Insulation of hazardous live parts not
provided by hygroscopic material
provided by hygroscopic material
No hygroscopic materials
N
8.4
Risk of electric shock from
accessible parts, including when
covers are removed by hand.
accessible parts, including when
covers are removed by hand.
No cover removable by hand.
N
8.5
Class I equipment
Class II equipment
N
Basic insulation between hazardous
live parts and earthed accessible
parts
live parts and earthed accessible
parts
N
Resistors bridging basic insulation
complying with 14.1 a)
complying with 14.1 a)
N
Capacitors bridging basic insulation
complying with 14.2.1 a)
complying with 14.2.1 a)
N
Basic insulation bridged by
components complying with 14.3.4.3
components complying with 14.3.4.3
N
Protective earth contact
N
8.6
Class II equipment and Class II
constructions within Class I
equipment
constructions within Class I
equipment
P
Reinforced or double insulation
between hazardous live parts and
accessible parts
between hazardous live parts and
accessible parts
Double/Reinforced insulation complies with requirements
specified in clause 10 and 13.
specified in clause 10 and 13.
P
Components bridging reinforced or
double insulation complying with
14.1 a) or 14.3
double insulation complying with
14.1 a) or 14.3
The apparatus has an isolating transformer
P
Basic and supplementary insulation
each being bridged by a capacitor
complying with 14.2.1 a)
each being bridged by a capacitor
complying with 14.2.1 a)
N
Reinforced or double insulation
being bridged by 2 capacitors in
series complying with 14.2.1 a)
being bridged by 2 capacitors in
series complying with 14.2.1 a)
N
Reinforced or double insulation
being bridged by a single capacitor
complying with 14.2.1 b)
being bridged by a single capacitor
complying with 14.2.1 b)
N
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