Read Harman Kardon AVR 435 (serv.man4) EMC - CB Certificate online
-
IEC 60065, 6th edition : 1998
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- Page 37 of 38 -
Order
No.
39659
FAULT CONDITION TESTS (continued)
P
Comp.
No
No
Fault Test
V
Short
current
current
Test time
Fuse No
Current
through
fuse
through
fuse
Mains power/temperatures/results
D112
S-c
253
A - C
2 hr
-
2,39 A
Normal operated.
Sub transformer primary winding
heated up to 117K and stabilised.
Dielectric strength test OK.
No hazard.
Sub transformer primary winding
heated up to 117K and stabilised.
Dielectric strength test OK.
No hazard.
C116 S-c
253 -
1
hr
30 min
-
2,42 A
Sub transformer primary winding
heated up to 101K and stabilised.
Dielectric strength test OK.
No hazard.
heated up to 101K and stabilised.
Dielectric strength test OK.
No hazard.
D105
S-c
253
A - C
5 min
-
2,49 A
Sub transformer primary winding
heated up to 127K and thermal fuse
opened after 5 min.
Dielectric strength test OK.
No hazard.
heated up to 127K and thermal fuse
opened after 5 min.
Dielectric strength test OK.
No hazard.
C125
S-c
253
-
8 min
-
0,14 A
Unit shut down immediately.
Sub transformer primary winding
heated up to 121K and thermal fuse
opened after 7 min.
Dielectric strength test OK.
No hazard.
Sub transformer primary winding
heated up to 121K and thermal fuse
opened after 7 min.
Dielectric strength test OK.
No hazard.
Speaker
terminal
(Front)
terminal
(Front)
S-c
253
R - G
10 min
F101
0,02 A
Unit shut down immediately.
Input current stabilised at 0,02A.
No component damaged.
No hazard.
Input current stabilised at 0,02A.
No component damaged.
No hazard.
Cover
opening
opening
Blocked
253
Top
5 hr
F101
2,42 A
Normal operated.
The components are heated up to:
- Main transf. pr. winding : 76K
- Main transformer core : 41K
- Sub transf. pr. winding : 64K
- Sub transformer core
The components are heated up to:
- Main transf. pr. winding : 76K
- Main transformer core : 41K
- Sub transf. pr. winding : 64K
- Sub transformer core
: 35K
- PWB near D201
: 44K
- Q334 body
: 59K
- PWB near Q334
: 51K
and stabilised.
Dielectric strength test OK.
No hazard.
Dielectric strength test OK.
No hazard.
Fan
Locked
253
-
6 min.
F101
2,42 A
Unit shut down after 5 min.
Input current stabilised at 0,02A.
No component damaged.
No hazard.
Input current stabilised at 0,02A.
No component damaged.
No hazard.
F No = Fault Number, S-c = Short-circuit, Dis = Disconnection
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