Harman Kardon AVR 445 (serv.man2) EMC - CB Certificate ▷ View online
- Page 4 of 8 -
Order
No.
72390
11
FAULT CONDITON TESTS -continued
P
Comp.
No.
No.
Location
Fault Test V
Test
time
time
Fuse
No.
No.
Current
through
fuse
through
fuse
Temperature/Results
Q518
E - C
S-c
253
10 min.
F101
0,06 A
Unit shut down immediately.
Input current stabilised at 0,06A.
Q519 damaged.
No hazard.
Input current stabilised at 0,06A.
Q519 damaged.
No hazard.
Q518
B - C
S-c
253
10 min.
F101
0,06 A
Unit shut down immediately.
Input current stabilised at 0,06A.
No component damaged.
No hazard.
Input current stabilised at 0,06A.
No component damaged.
No hazard.
C501
-
S-c
253
30 min.
F101
2,51 A
Normal operated.
Input current stabilised at 2,51A.
R525 opened.
No hazard.
Input current stabilised at 2,51A.
R525 opened.
No hazard.
Q519
E - C
S-c
253
10 min.
F101
0,06 A
Unit shut down immediately.
Input current stabilised at 0,06A.
Q518 damaged.
No hazard.
Input current stabilised at 0,06A.
Q518 damaged.
No hazard.
Q519
B - C
S-c
253
10 min.
F101
0,06 A
Unit shut down immediately.
Input current stabilised at 0,06A.
No component damaged.
No hazard.
Input current stabilised at 0,06A.
No component damaged.
No hazard.
D601
AC - “+”
S-c 253
30
min. F101,
F601,
F602
F602
2,72 A
Normal operated.
Input current stabilised at 2,72A.
F602 opened.
No hazard.
Input current stabilised at 2,72A.
F602 opened.
No hazard.
D601
AC - “+”
S-c 207
30
min. F101,
F601,
F602
F602
2,55 A
Normal operated.
Input current stabilised at 2,55A.
F602 opened.
No hazard.
Input current stabilised at 2,55A.
F602 opened.
No hazard.
C606 -
S-c 253
30
min. F101,
F601,
F602
F602
2,69 A
Normal operated.
Input current stabilised at 2,69A.
F601, F602 opened.
No hazard.
Input current stabilised at 2,69A.
F601, F602 opened.
No hazard.
D201
AC - “+”
S-c 253
1
sec. F101 -
F101 opened immediately.
Input current stabilised at 0,06A.
No hazard.
Input current stabilised at 0,06A.
No hazard.
D201
AC - “+”
S-c 207
1
sec. F101 -
F101 opened immediately.
Input current stabilised at 0,03A.
No hazard.
Input current stabilised at 0,03A.
No hazard.
F No = Fault Number, S-c = Short-circuit, Dis = Disconnection, O-I = Over Loaded
TRF No: IEC/EN 60065F
- Page 5 of 8 -
Order
No.
72390
11
FAULT CONDITON TESTS –continued
P
Comp.
No.
No.
Location
Fault Test V
Test
time
time
Fuse
No.
No.
Current
through
fuse
through
fuse
Temperature/Results
C202 -
S-c 253
10
min. F101
10,7 A
F101 opened after 32sec.
Input current stabilised at 0,06A.
Main transformer damaged.
Dielectric strength test OK.
No hazard.
Input current stabilised at 0,06A.
Main transformer damaged.
Dielectric strength test OK.
No hazard.
C202 -
S-c 207
10
min. F101
10,3 A
F101 opened after 1min. 4sec.
Input current stabilised at 0,03A.
Main transformer damaged.
Dielectric strength test OK.
No hazard.
Input current stabilised at 0,03A.
Main transformer damaged.
Dielectric strength test OK.
No hazard.
D105
A - C
S-c 253
2
hr.
20 min.
F101
2,72 A
Normal operated.
Input current stabilised at 2,72A.
Sub transformer primary winding
heated up to 105K and stabilised.
Dielectric strength test OK.
No hazard.
Input current stabilised at 2,72A.
Sub transformer primary winding
heated up to 105K and stabilised.
Dielectric strength test OK.
No hazard.
C215 -
S-c
253
26 min.
F101
0,09 A
Sub transformer primary winding
heated up to 145K and thermal
fuse opened after 26 min.
Dielectric strength test OK.
No hazard.
heated up to 145K and thermal
fuse opened after 26 min.
Dielectric strength test OK.
No hazard.
D112
A - C
S-c
253
58 sec.
F101
2,93 A
Sub transformer primary winding
heated up to 151K and thermal
fuse opened after 58 sec.
Dielectric strength test OK.
No hazard.
(Repeated test two more times
with similar result)
- T/F opened at 152K after 57 sec.
- T/F opened at 155K after 55 sec.
No hazard.
heated up to 151K and thermal
fuse opened after 58 sec.
Dielectric strength test OK.
No hazard.
(Repeated test two more times
with similar result)
- T/F opened at 152K after 57 sec.
- T/F opened at 155K after 55 sec.
No hazard.
C116 -
S-c 253
1
min.
4 sec.
F101 3,00
A
Sub transformer primary winding
heated up to 152K and thermal
fuse opened after 1 min. 4 sec.
Dielectric strength test OK.
No hazard.
(Repeated test two more times
with similar result)
- T/F opened at 151K after 58 sec.
- T/F opened at 153K after 57 sec.
No hazard.
heated up to 152K and thermal
fuse opened after 1 min. 4 sec.
Dielectric strength test OK.
No hazard.
(Repeated test two more times
with similar result)
- T/F opened at 151K after 58 sec.
- T/F opened at 153K after 57 sec.
No hazard.
F No = Fault Number, S-c = Short-circuit, Dis = Disconnection, O-I = Over Loaded
TRF No: IEC/EN 60065F
- Page 6 of 8 -
Order
No.
72390
11
FAULT CONDITON TESTS -continued
P
Comp.
No.
No.
Location
Fault Test V
Test
time
time
Fuse
No.
No.
Current
through
fuse
through
fuse
Temperature/Results
Speaker
terminal
(Front)
terminal
(Front)
R - G
S-c 253
10 min
F101
0,06 A
Unit shut down immediately.
Input current stabilised at 0,06A.
No component damaged.
No hazard.
Input current stabilised at 0,06A.
No component damaged.
No hazard.
Cover
opening
opening
Blocked
253
Top
5 hr
F101
2,73 A
Normal operated.
The components are heated up to:
- Main transf. pr. winding : 80K
- Main transformer core : 68K
- Sub transf. pr. winding : 51K
- Sub transformer core : 52K
- PWB near D201
The components are heated up to:
- Main transf. pr. winding : 80K
- Main transformer core : 68K
- Sub transf. pr. winding : 51K
- Sub transformer core : 52K
- PWB near D201
: 41K
- PWB near Q334
: 37K
and stabilised.
Dielectric strength test OK.
No hazard.
Dielectric strength test OK.
No hazard.
Fan Locked
253
-
4
min.
30 sec.
F101
2,73 A
Unit shut down after 4min. 30sec.
Input current stabilised at 0,06A.
No component damaged.
and stabilised.
Dielectric strength test OK.
No hazard.
Input current stabilised at 0,06A.
No component damaged.
and stabilised.
Dielectric strength test OK.
No hazard.
Pmax
operat.
operat.
Maximum
non-
clipped
output
signal
non-
clipped
output
signal
253
-
7 min.
F101
5,70 A
The components are heated up to:
- Main transf. pr. winding : 143K
- Main transformer core : 90K
- Sub transf. pr. winding : 60K
- Sub transformer core
- Main transf. pr. winding : 143K
- Main transformer core : 90K
- Sub transf. pr. winding : 60K
- Sub transformer core
: 58K
- PWB near D201
: 74K
- PWB near Q334
: 38K
and main transformer thermal
fuse opened after 7 min.
Dielectric strength test OK.
No hazard.
fuse opened after 7 min.
Dielectric strength test OK.
No hazard.
F No = Fault Number, S-c = Short-circuit, Dis = Disconnection, O-I = Over Loaded
TRF No: IEC/EN 60065F
- Page 7 of 8 -
Order
No.
72390
13.3 – 13.4
Clearances and Creepage distances
P
Position/
Location
Location
Position/
Location
Location
Working
Voltage (V)
Clearance
13.3.2
Creepage dist
13.4
Type of
Insulation
1 2
Up
Urms
Req.
Measu.
Req.
Measu.
Comm.
Basic Live Neutral 326
230
2,0mm
3,7mm
2,5mm
3,7mm
1)
Reinforced Primary
Inlet
screw
sec.
326 230 4,0mm
5,4mm
5,0mm
5,4mm 2)
Reinforced SK11
pr. pattern.
C201
sec.
pattern.
sec.
pattern.
388 274 4,0mm
8,6mm
5,8mm
8,6mm 2)
Reinforced Pr.
Phase
1
Sec. Gnd
326
230
4,0mm
16,0mm 5,0mm
16,0mm
2)
Reinforced Primary
Accessible
metal part
metal part
326 230 4,0mm
7,3mm
5,0mm
7,3mm 3)
Reinforced Sub
transf.
pr.
Sub transf.
core
core
326 230 4,0mm
6,1mm
5,0mm
6,5mm 4)
Reinforced Sub
transf.
pr.
Sub transf.
sec.
sec.
373 264 4,0mm
6,8mm
5,4mm
6,8mm 4)
Reinforced Main
transf.
pr.
pr.
Main transf.
core
core
326 230 4,0mm
8,5mm
5,0mm
8,5mm 5)
Reinforced Main
transf
pr.
Main transf
sec.
sec.
388 274 4,0mm
9,0mm
5,8mm
9,0mm 5)
Note: U in Volt, Clearances/Creepage Distances in mm, Comm.=Comment
Comments:
1) Before main fuse
2) Measured on PCB
3) Measured between primary and
2) Measured on PCB
3) Measured between primary and
accessible
metal chassis
4) Measured in sub transformer
5) Measured in main transformer
5) Measured in main transformer
TRF No: IEC/EN 60065F
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