2-Line Filters
SIFI-B Series
SIFI-B for enhanced insertion loss
Rated voltage 250 V~, 50/60 Hz
Rated current 1 A to 20 A
Construction
s
Two-line filter
s
Metal case
s
Polyurethane potting (UL 94 V-0)
B84112
Features
s
s
s
s
s
Compact design
Low leakage current
All relevant approvals
Cost-optimized construction
Also for assembly on top-hat rails
Applications
s
Switch-mode power supplies in
– industrial electronics
– telecommunications
– data systems
– medical engineering
Case styles and terminal styles
Case style A
Case style B
Case style K
Case style L
Case style P
Marking
Marking on component:
Manufacturer’s logo, ordering code,
rated voltage, rated current,
date code
Minimum marking on packaging:
Manufacturer’s logo, ordering code
Tab connectors on face ends, lateral mounting tabs.
Particularly suitable for mounting on a shielding wall.
Tab connectors on face ends, mounting tabs on face ends.
IEC connector as per IEC 60320 C 14 on line side,
tab connectors on load side, mounting holes with metric thread.
Litz wires on face ends
Pins fitting PCB standard grid
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2-Line Filters
SIFI-B Series
Circuit diagram
LINE
N
LOAD
N’
B84112
L
L’
SSB0525-W
Technical data
Rated voltage
V
R
Rated current
I
R
Test voltage
V
P
Leakage current
l
leak
Discharge resistors
250 V~, 50/60 Hz
Referred to 40
°
C ambient temperature
1414 V–, 2 s (line/line)
2700 V–, 2 s (lines/case)
< 0,5 mA at 230 V~, 50 Hz
The discharge resistors are rated such that one second
after having disconnected the device from the power
line, the voltage at the line connector should have
dropped to 34 V.
In accordance with EN 60068-1
25/085/21 (– 25
°
C/+ 85
°
C/21 days damp heat test)
EN 133221
Climatic category
Approvals
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2-Line Filters
SIFI-B Series
Case styles and dimensions
Case
style
A
B
K
L
A
B
L
A
B
K
L
P
A
B
K
L
A
B
L
A
B
Ordering
code
B84112-
-B-A10
-B-B10
-B-K10
-B-L10
-B-A20
-B-B20
-B-L20
-B-A30
-B-B30
-B-K30
-B-L30
-B-P30
-B-A60
-B-B60
-B-K60
-B-L60
-B-A110
-B-B110
-B-L110
-B-A120
-B-B120
Dimensions in mm
b
2
b
3
b
4
b
1
45
45
51
45
45
45
45
50,8
50,8
50,8
50,8
50,8
50,8
50,8
50,8
26,5
26,5
—
—
60,4
—
—
—
70
—
—
—
B84112
l
1
50
50
63,5
50
50
50
50
l
2
—
60,4
—
60,4
l
3
—
70
—
70
l
4
76,5
76,5
—
—
h
1
28,6
28,6
32
28,6
h
2
20
20
—
—
Litz
mm
2
—
—
—
0,82
—
—
0,82
—
—
—
0,82
—
—
—
0,82
—
—
1,35
Style
1015
—
—
—
AWG18
—
—
AWG18
—
—
—
AWG18
—
—
—
AWG18
—
—
AWG16
26,5 60,4 70
—
26,5 —
—
—
—
31,5
31,5
—
—
31,5
31,5
—
—
60,4
—
—
—
60,4
—
—
—
70
—
—
—
70
—
—
—
—
—
60,4 70
60,4 70
76,5 28,6 20
76,5 28,6 20
28,6 —
—
20
20
—
—
20
20
—
—
63,5 —
—
89,5 28,6
63,5 74,7 84,5 89,5 28,6
79,5 —
—
—
32
63,5 74,7 84,5 —
28,6
see dimensional drawing
63,5
63,5
79,5
63,5
—
74,7
—
74,7
—
84,5
—
84,5
89,5
89,5
—
—
28,6
28,6
32
28,6
50,8 31,5 60,4 70
50,8 31,5 —
—
50,8 —
—
—
63,5 —
—
89,5 38,1 28
63,5 74,7 84,5 89,5 38,1 28
63,5 74,7 84,5 —
38,1 —
see dimensional drawing
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