JBL SUB 550P (serv.man4) EMC - CB Certificate ▷ View online
Page 24 of 36
Report No.: TP11100216-ST
IEC 60065
Clause
Requirement + Test
Result - Remark
Verdict
TRF No. IEC60065K
L. 9.1.1
Terminals to connection to synchroniser not
HAZARDOUS LIVE
HAZARDOUS LIVE
N/A
L.10
Insulation requirements
N/A
L. 10.3.2
High frequency puls ignition
N/A
L. 12
Mechanical strength
N/A
L. 12.1.3
Windows for flash tubes are excluded from steel ball
impact test
impact test
N/A
L. 14
Components
N/A
L14.6.6
Mains switch characteristics appropriate to its
function under normal conditions
function under normal conditions
N/A
L. 20
Resistance to fire
N/A
L. 20.1 c)
Trigger coil for discharge purpose is not considered
to be a POTENTIAL IGNITION SOURCE
to be a POTENTIAL IGNITION SOURCE
N/A
Page 25 of 36
Report No.: TP11100216-ST
IEC 60065
Clause
Requirement + Test
Result - Remark
Verdict
TRF No. IEC60065K
7.1
TABLE: temperature rise measurements:
P
Power consumption in the OFF/Stand-by mode of
the functional switch (W) ........................................ :
the functional switch (W) ........................................ :
Off: 0 W
Stand-by: < 0.5 W (230 V)
Cond.
Un (V)
Hz
In (A)
Pn (W) Uout (V) Pout (W) Operating Condition / Status
T501: TT093050527D-E
1
253
50
0.393
55.0
13.4
--
2
230
50
0.348
46.0
12.4
--
3
198
50
0.312
34.6
10.2
--
1/8 of max. non-clipped output power, pink
noise
noise
T501: TD-230-0300E+C
4
253
50
0.392
53.6
13.2
5
230
50
0.329
43.3
12.3
6
198
50
0.302
33.8
10.1
1/8 of max. non-clipped output power, pink
noise
noise
Loudspeaker impedance (
Ω
) .................................. :
4
Ω
(measured dc resistance)
—
Several loudspeaker systems ................................. :
Marking of loudspeaker terminals ........................... :
--
Temperature Rise dT of Part
dT (K)
Limit max dT (K)
Test Condition No.
No 1
No 4
1. Transformer steel washer of T501
27
28
--
2. Supply wiring insulation
(not under mechanical stress)
22
21
60 (50)*
3. Heatsink supported by PCB
34
31
85 (75)*
supply and amplifier (inside)
14
12
--
5. Wiring of TR1
22
22
75** (65)*
6. PCB, stand by
23
22
85 (75)*
7. Rear panel outside
(metal, likely to be touched)
20
19
40 (30)*
8. Rear enclosure (wood)
7
4
60 (50)*
9. Enclosure top (wood)
7
6
60 (50)*
10. Knob (plastic)
77
9
50 (40)*
()* Temperatures for countries with tropical climate
** Winding measured with thermocouple, see Table 3, condition g.
** Winding measured with thermocouple, see Table 3, condition g.
Page 26 of 36
Report No.: TP11100216-ST
IEC 60065
Clause
Requirement + Test
Result - Remark
Verdict
TRF No. IEC60065K
Winding temperature rise measurements
Ambient temperature t1 (
o
C) .......................: 27 / 26
—
Ambient temperature t2 (
o
C) .......................: 28 / 28
—
Temperature rise dT of winding:
dT = (R
dT = (R
2
– R
1
) x (234.5 + t1) – (t2 – t1)
R
1
R
1
(
Ω
)
R
2
(
Ω
)
dT (K)
Limit
max (K)
Insulation
class
T501: TT093050527D-E
Mains transformer T501: primary wiring
5.137
5.798
29
85 (75)
E
Secondary wiring, yellow – yellow
0.5507
0.6177
27
85 (75)
E
Secondary wiring, red – red
1.3886
1.5575
27
85 (75)
E
T501: TD-230-0300E+C
Mains transformer T501: primary wiring
4.831
5.376
27
85 (75)
E
Secondary wiring, yellow – yellow
0.5734
0.6353
26
85 (75)
E
Secondary wiring, red – red
1.4180
1.5721
22
85 (75)
E
7.2
TABLE: softening temperature of thermoplastics
P
Temperature T of part
T - normal
conditions (
o
C)
T - fault
conditions (
o
C)
Min T softening
(
o
C)
Mains fuse holder
< 150
< 150
211
10.3
TABLE: insulation resistance measurements
P
Insulation resistance R between:
R (M
Ω
)
Required R (M
Ω
)
Between mains poles (primary fuse disconnected)
> 10
Min. 2
Between parts separated by basic or supplementary insulation
--
--
Between parts separated by double or reinforced insulation
> 10
Min. 4
10.3
TABLE: electric strength measurements
P
Test voltage applied between:
Test voltage (V)
Breakdown
Between mains poles (primary fuse disconnected)
2120 peak
No
Between parts separated by basic or supplementary insulation
--
No
Between parts separated by double or reinforced insulation
4240 peak
No
Page 27 of 36
Report No.: TP11100216-ST
IEC 60065
Clause
Requirement + Test
Result - Remark
Verdict
TRF No. IEC60065K
11.2
TABLE: summary of fault condition tests
P
Voltage (V) 0,9 or 1,1 times rated voltage .............: 220-230
—
Frequency (Hz) ........................................................: 50 – 60
—
Ambient temperature (
o
C) .......................................: 23
—
No.
component
No.
fault
dT (K) / Component
Other results
(include description and test duration)
1
Power output
Max
amp.
amp.
Un = 253 V, Pn= 222 W, In= 1.3 A Max.
U
U
out=
37 V
After 1h 46min the apparatus began to
switch between ON and stand-by mode
periodically.
The test was interrupted after 4h.
No hazard.
switch between ON and stand-by mode
periodically.
The test was interrupted after 4h.
No hazard.
2
C19
sc
N/A
Un = 198 V
F501 opened immediately. Q11 damaged.
No hazard.
3
Q11 (d-g)
sc
N/A
Un = 198 V
F501 opened immediately. Q10, Q10B,
Q11 damaged.
Q11 damaged.
No hazard.
4
R6
d
N/A
Un = 253 V, Pn = 111-172 W, I
F1
=0.6-
0.9A within 2min the apparatus switched
to standby mode. Test time 2min.
to standby mode. Test time 2min.
No hazard.
5
Q5B (c-b)
sc
N/A
Un = 253 V, Pn = 60 W
Uout decreased to 6.5 V. The negative
part of the output signal disappeared. Test
time 5min. No hazard.
part of the output signal disappeared. Test
time 5min. No hazard.
6a
C134
sc
N/A
Un = 253 V
R241 opened after 2s. No hazard.
6b
C134
sc
N/A
Un = 198 V, Pn = 9 W
R241 opened after 16 min.
Test time: 16 min. No hazard.
7
C166
sc
N/A
Un = 253 V
R241 opened immediately.
Test time: 1 min. No hazard.
8
C168
sc
N/A
Un = 198 V
F1 opened immediately, No hazard.
9
C170
sc
N/A
Un = 198 V
R255 and R256 opened immediately.
No hazard.
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