JBL SUB 250P (serv.man2) EMC - CB Certificate ▷ View online
Page 40 of 54
Report No.: 11034065 001
IEC 60065
Clause
Requirement + Test
Result - Remark
Verdict
TRF No. IEC60065K
No.
Component
Fault
dT (K) / Component
Other results
(include description and test duration)
(include description and test duration)
DT1 core
53.3
CT1 coil
75
CT1 core
73
External metal
cover
cover
26.7
Ambient
26.7
67
T1 (5 – 4)
(after D1)
Overload
T2 coil
63.3
Input current= 0.68A to 0.79 to 0.03A
When transformer overload to 0.7A
then unit shutdown. No hazards.
When transformer overload to 0.7A
then unit shutdown. No hazards.
T2 core
63.2
T1 coil
83.5
T1 core
76.1
DT1 coil
50.4
DT1 core
47.9
CT1 coil
66.9
CT1 core
66
External metal
cover
cover
23.4
Ambient
27.5
68
T1 (3 – 4)
(Before D9)
Overload
T2 coil
63.5
Input current= 0.68A to 0.79A to
0.03A
When transformer overload to 2A
then unit shutdown. No hazards.
0.03A
When transformer overload to 2A
then unit shutdown. No hazards.
T2 core
60.5
T1 coil
93.2
T1 core
83.4
DT1 coil
52.7
DT1 core
50.1
CT1 coil
68.9
CT1 core
68.5
External metal
cover
cover
25.5
Ambient
25.4
69
T1 (2 – 1)
(after D4)
Overload
T2 coil
63
Input current= 0.68A to 0.85A to
0.03A
When transformer overload to 0.7A
then unit shutdown. No hazards.
0.03A
When transformer overload to 0.7A
then unit shutdown. No hazards.
T2 core
61.8
T1 coil
72
T1 core
66.4
DT1 coil
47.7
DT1 core
45.3
CT1 coil
64.9
CT1 core
63.8
Page 41 of 54
Report No.: 11034065 001
IEC 60065
Clause
Requirement + Test
Result - Remark
Verdict
TRF No. IEC60065K
No.
Component
Fault
dT (K) / Component
Other results
(include description and test duration)
(include description and test duration)
External metal
cover
cover
20.5
Ambient
25.7
70
T2 (9 – 10,
11) (after D8)
Overload
T2 coil
108.4
Input current= 0.68A to 2.49A to
0.03A
When transformer overload to 2.5A ,
25 minutes then unit shutdown. No
hazards.
0.03A
When transformer overload to 2.5A ,
25 minutes then unit shutdown. No
hazards.
T2 core
100.3
T1 coil
78.7
T1 core
78.6
DT1 coil
81.3
DT1 core
78.8
CT1 coil
107.3
CT1 core
105.7
External metal
cover
cover
34.5
Ambient
25.1
Winding temperature rise measurements
N/A
Ambient temperature t1 (
o
C) .................................. :
—
Ambient temperature t2 (
o
C) .................................. :
—
13
TABLES: clearances and creepage distances
P
Rated supply voltage: 240Vdc
Pollution degree .. : 2
Material Group .... : IIIb
2 N force on internal parts applied:
Applied.
P
30 N force on outside of conductive enclosure applied:
Applied.
P
Location
Working Voltage
Clearance (mm)
Creepage (mm)
V rms
V peak
Min
Actual
Min
Actual
For unit
Primary (ac) to Earth (B)
--
--
--
--
--
--
Across mains fuse:
250
420
2.0
See
below
2.5
See
below
- Under F1
6)
2.2
3.0
- Line to TH1
5.9
5.9
- Line to HS1
4.0
4.0
Across primary directly connected to the
mains (B)
mains (B)
250
420
2.0
See
below
2.5
See
below
- Under CN1
4.4
4.4
Primary/secondary to floating part (B/S)
250
420
2.0
See
below
2.5
See
below
- C1 to T2 core
3.4
3.4
- C4 to T2 core
4.2
4.2
Page 42 of 54
Report No.: 11034065 001
IEC 60065
Clause
Requirement + Test
Result - Remark
Verdict
TRF No. IEC60065K
Optocoupler input to output (R)
250
420
4.0
4)
5.0
4)
Primary to Secondary (R) (component side)
250
420
4.0
See
below
5.0
See
below
- BR1 to L2
5)
6.6
6.6
- C1 to HS2
7)
4.0
5.5
- T2 primary winding to HS2
6.0
6.0
- R23 to T2 secondary winding
6.0
6.0
- T2 core to D6
8)
5.0
5.0
- T1 core to U2 secondary pin
9)
5.0
5.0
- T1 core to D4 secondary pin
9)
5.0
5.0
Primary to Secondary (R) (trace side)
250
420
4.0
See
below
5.0
See
below
- Primary trace to metal plate
8.1
8.1
- Under CY2
6.4
6.4
- Under CY1
5.8
5.8
- Under CY3
6.6
6.6
- C1 (+) to T2 pin 7
6.8
6.8
- Under CY4
7.1
7.1
- Under U2
5.1
5.1
- Under T2 (pin 3 to R37)
256
420
4.0
7.4
5.2
7.4
- Under CT1
250
420
4.0
5.3
5.0
5.3
- Under DT1
250
420
4.0
5.6
5.0
5.6
- Under T1 (pin 9 to R16)
250
480
4.2
6.4
5.0
6.4
Notes:
1)
1)
In term: Primary= hazardous live, Secondary= non-hazardous live.
2)
The distance other than above mentioned are far above the requirement.
3)
Wires on power supply board are glued.
4)
See appended table 14.
5)
Glued component: BR1, L2, R23, C30
6)
A gap under F1 with dimension 1.0 x (5.3 + 3.4)mm.
7)
A gap inserted between C1 and HS2 with dimension 1.0 x 6.0mm.
8)
T2 bottom core wrapped two layers insulation tape.
9)
T1 core overlap two layers insulation tape.
For transformer T1
- Input wing to output winding (internal)
250
480
4.2
Triple
wire
used
5.0
Triple
wire
used
- Input windings to output exit pins (external)
250
480
4.2
5.0
5.0
5.0
- Input winding to core (internal)
250
480
4.2
Triple
wire
used
5.0
Triple
wire
used
Page 43 of 54
Report No.: 11034065 001
IEC 60065
Clause
Requirement + Test
Result - Remark
Verdict
TRF No. IEC60065K
- Output winding to core (internal)
250
480
4.2
Triple
wire
used
5.0
Triple
wire
used
- Output pin to core (external)
250
480
4.2
5.0
5.0
5.0
Construction details:
- Two or three layers insulation tape used between input windings and output windings.
- Outer winding is input winding and wrapped two layers insulation.
- Triple insulated wire used for output winding. See appended 14 for source details.
- Core is considered as hazardous live input winding.
- Core near output side is overlapped 2 layers insulation tape.
- Two or three layers insulation tape used between input windings and output windings.
- Outer winding is input winding and wrapped two layers insulation.
- Triple insulated wire used for output winding. See appended 14 for source details.
- Core is considered as hazardous live input winding.
- Core near output side is overlapped 2 layers insulation tape.
For transformer T2
- Input wing to output winding (internal)
256
420
4.0
6.0
5.2
6.0
- windings to exit pins (external)
256
420
4.0
7.0
5.2
7.0
- Input winding to core (internal)
256
420
2.0
3.0
2.6
3.0
- Output winding to core (internal)
256
420
2.0
3.0
2.6
3.0
- Input pin to core (external)
256
420
2.0
4.0
2.6
4.0
- Output pin to core (external)
256
420
2.0
4.0
2.6
4.0
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