JBL SOUNDFLY BT (serv.man3) EMC - CB Certificate ▷ View online
Page 28 of 38
Report No. : 12-1330-0056
IEC/EN 60065
Clause
Requirement + Test
Result - Remark
Verdict
TRF No. IEC60065K
Temperature Rise dT of Part
dT (K)
Limit max dT (K)
CY1 body (SPS)
27.5
36.2
80
U2 body (SPS)
19.4
25.1
55
CX1 body (SPS)
21.0
20.3
55
LF1 coil (SPS)
25.9
22.2
85
PWB under BD1 (SPS)
25.7
27.2
85
PWB under Q1 (SPS)
33.9
38.1
85
C7 body (SPS)
25.3
27.8
55
PWB under D7 (SPS)
26.9
28.4
85
Enclosure inside near T1
9.2
18.1
30
Enclosure outside near T1
2.6
3.3
50
Plug holder
1.4
3.1
30
Ambient
24.8°C
25.2°C
--
Winding temperature rise measurements
The temperatures were measured under worst case normal mode defined in 4.2.1
The maximum ambient temperature is declared by manufacture as 45°C.
The temperatures were measured under worst case normal mode defined in 4.2.1
The maximum ambient temperature is declared by manufacture as 45°C.
Ambient temperature t1 (
o
C) ....................... :
—
Ambient temperature t2 (
o
C) ....................... :
—
Temperature rise dT of winding:
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
7.2
TABLE: softening temperature of thermoplastics
N/A
Temperature T of part
T - normal
con-di-tions (
o
C)
T - fault
condi-tions (
o
C)
Min T softening
(
o
C)
10.3
TABLE: insulation resistance measurements
P
Insulation resistance R between:
R (MΩ)
Required R (MΩ)
For unit:
Between mains poles (primary fuse disconnected)
500
2
Between parts separated by basic or supplementary insulation
1000
4
Between parts separated by double or reinforced insulation
1000
4
For transformer
Page 29 of 38
Report No. : 12-1330-0056
IEC/EN 60065
Clause
Requirement + Test
Result - Remark
Verdict
TRF No. IEC60065K
Insulation resistance R between:
R (MΩ)
Required R (MΩ)
Transformer (T1): primary winding to secondary winding
1000
4
Transformer (T1): secondary to core
1000
4
Any one of two layers of insulation tape used in transformer
1000
4
10.3
TABLE: electric strength measurements
P
Test voltage applied between:
Test voltage (V)
Breakdown
For unit:
Between mains poles (primary fuse disconnected)
DC 2120
No
Between parts separated by basic or supplementary insulation
DC 2120
No
Between parts separated by double or reinforced insulation
DC 4240
No
For transformer
Transformer (T1): primary winding to secondary winding
DC 4240
No
Transformer (T1): secondary to core
DC 4240
No
Any one of two layers of insulation tape used in transformer
DC 4240
No
11.2
TABLE: summary of fault condition tests
P
Voltage (V) 0,9 or 1,1 times rated voltage .............. : 264V, if not otherwise specified
—
Frequency (Hz) ........................................................ : 60, if not otherwise specified
—
Ambient temperature (
o
C) ....................................... : 25
o
C, if not otherwise specified
—
No.
Component
Fault
dT (K) / Component Other results
(include description and test duration)
1
D1
short
--
Test duration: 1s
F1 opened, no hazards.
Input: 0.14A to 0A
2
C7
short
--
Test duration: 1s
F1 opened, no hazards.
Input: 0.14A to 0A
3
U1 pin 5 to
pin 1
pin 1
short
--
Test duration: 10 min
Unit shutdown, no damage, no hazards.
Input: 0.14A to 0.03A
4
U1 pin 5 to
pin 2
pin 2
short
--
Test duration: 10 min
Unit shutdown, no damage, no hazards.
Input: 0.14A to 0.03A
5
U2 pin 1 to
pin 2
pin 2
short
--
Test duration: 10 min
Unit shutdown, no damage, no hazards.
Input: 0.14A to 0.03A
6
U2 pin 1
open
--
Test duration: 10 min
Unit shutdown, no damage, no hazards.
Input: 0.14A to 0.03A
Page 30 of 38
Report No. : 12-1330-0056
IEC/EN 60065
Clause
Requirement + Test
Result - Remark
Verdict
TRF No. IEC60065K
No.
Component
Fault
dT (K) / Component Other results
(include description and test duration)
7
U2 pin 3 to
pin 4
pin 4
short
--
Test duration: 10 min
Unit shutdown, no damage, no hazards.
Input: 0.14A to 0.03A
8
U2 pin 4
open
--
Test duration: 10 min
Unit shutdown, no damage, no hazards.
Input: 0.14A to 0.03A
9
Q1 pin G to
pin S
pin S
short
--
Test duration: 10 min
Unit shutdown, no damage, no hazards.
Input: 0.14A to 0.03A
10
Q1 pin D to
pin G
pin G
short
--
Test duration: 1s
F1 opened, no hazards.
Input: 0.14A to 0A
11
Q1 pin D to
pin S
pin S
short
--
Test duration: 1s
F1 opened, no hazards.
Input: 0.14A to 0A
12
R14
short
--
Test duration: 1s
F1 opened, no hazards.
Input: 0.14A to 0A
13
T1 pin 1 to
pin 2
pin 2
short
--
Test duration: 10 min
Unit shutdown, no damage, no hazards.
Input: 0.14A to 0.03A
14
T1 pin 5 to
pin 6
pin 6
short
--
Test duration: 10 min
Unit shutdown, no damage, no hazards.
Input: 0.14A to 0.03A
15
T1 pin A to
pin B
pin B
short
--
Test duration: 10 min
Unit shutdown, no damage, no hazards.
Input: 0.14A to 0.03A
Page 31 of 38
Report No. : 12-1330-0056
IEC/EN 60065
Clause
Requirement + Test
Result - Remark
Verdict
TRF No. IEC60065K
No.
Component
Fault
dT (K) / Component Other results
(include description and test duration)
16
T1 pin A to
pin B
pin B
overload
PWB under U10:
53.7K,
T1 coil: 113.6K,
T1 core: 91.4K
CY1 body: 63.4K,
U2 body: 64.9K,
CX1 body: 45.9K,
LF1 coil: 50.3K,
PWB under BD1:
54.8K,
PWB under Q1:
74.3K,
C7 body: 50.8K,
PQB under D7:
62.4K,
Enclosure inside
near T1: 43.5K,
Enclosure Outside
near T1: 23.5k, Plug
holder: 20.2K,
Ambient: 25.2
53.7K,
T1 coil: 113.6K,
T1 core: 91.4K
CY1 body: 63.4K,
U2 body: 64.9K,
CX1 body: 45.9K,
LF1 coil: 50.3K,
PWB under BD1:
54.8K,
PWB under Q1:
74.3K,
C7 body: 50.8K,
PQB under D7:
62.4K,
Enclosure inside
near T1: 43.5K,
Enclosure Outside
near T1: 23.5k, Plug
holder: 20.2K,
Ambient: 25.2
C.
Test duration: 8hr
T1 overload up to 1.62A, no damage, no
hazards. Input: 0.14A to 0.228A to 0.28A to
0.34A to 0.03A
Winding temperature rise measurements
Ambient temperature t1 (
o
C) .................................. :
—
Ambient temperature t2 (
o
C) .................................. :
—
13
TABLES: clearances and creepage distances
P
Rated supply voltage: 240V
Pollution degree .. : 2
Material Group ... : IIIa or IIIb
2 N force on internal parts applied:
See below
30 N force on outside of conductive enclosure applied:
See below
Location
Working Voltage
Clearance (mm)
Creepage (mm)
V rms
V peak
Min
Actual
Min
Actual
Power supply board
Opposite traces under fuse (F1)
250
420
3.0
3.0
3.0
3.0
Primary components to secondary
components or accessible parts
components or accessible parts
250
420
6.0
See
below
6.0
See
below
T1 core and L2
16.1
16.1
T1 core and HS2
16.1
16.1
Primary trace to secondary trace
250
420
6.0
See
below
6.0
See
below
Under CY1
6.3
6.3
Under U2
6.9
6.9
Under T1
7.0
7.0
Transformer (T1)
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