EMC filters
4-line filters
for converters and power electronics
Series/Type:
Date:
B84144B*S120/S121
May 2014
© EPCOS AG 2015. Reproduction, publication and dissemination of this publication, enclosures hereto and the
information contained therein without EPCOS' prior express consent is prohibited.
EPCOS AG is a TDK Group Company.
4-line filters
for converters and power electronics
B84144B*S120/S121
Power line filters for 3-phase systems with
neutral conductor
Rated voltage V
R
: 530/305 V AC
Rated current I
R
: 250 A to 600 A
Construction
4-line filters
Metal case
Polyurethane potting (UL 94 V-0)
Versions
B84144B*S120 for standard applications
B84144B*S121 with higher attenuation
Features
Easy to install
Space-saving design
Optimized leakage current
Optimized for operation under full load
Design complies with IEC 60939
UL and cUL approval
Typical applications
General applications for power electronics
UPS
Wind farms
Industrial applications (e.g. textile and packaging
machines)
Terminals
Busbars
Marking
Marking on component:
Manufacturer's logo, ordering code, rated voltage, rated
current, rated temperature, climatic category, date code,
approvals
Minimum data on packaging:
Manufacturer's logo, ordering code, quantity, date code
Please read
Cautions and warnings
and
Important notes
at the end of this document.
Page 2 of 10
4-line filters
for converters and power electronics
B84144B*S120/S121
Typical circuit diagram
Technical data and measuring conditions
Rated voltage V
R
Rated current I
R
Rated peak withstand current I
pk
Test voltage V
test
Overload capability (thermal)
Leakage current l
LK
Climatic category (IEC 60068-1)
Approvals
Characteristics and ordering codes
I
R
A
I
pk
kA
I
LK
mA
25
25
31
31
31
31
R
typ
mΩ
0.068
0.068
0.059
0.059
0.059
0.059
Approx. weight
kg
15
16
20
22
21
23
Ordering code
1)
Approvals
530/305 V AC (50/60 Hz)
Referred to 40
°C
rated temperature
According to IEC 60439-1, chapter 3.8.10.2;
limited by I
2
t characteristics of fuse
2280 V DC, 2 s (line/line)
2740 V DC, 2 s (lines/case)
1.5 I
R
for 3 min per hour or
2.5 I
R
for 30 s per hour
At V
R
and 50 Hz
25/100/21 ( 25
°C/+100 °C/21
days damp heat test)
UL 1283, CSA C22.2 No.8
V
R
= 530/305 V AC
250
25
250
25
400
50
400
50
600
50
600
50
B84144B0250S120
B84144B0250S121
B84144B0400S120
B84144B0400S121
B84144B0600S120
B84144B0600S121
×
×
×
×
×
×
×
×
×
×
×
×
×
= Approval granted
1) Type S121: High performance
Please read
Cautions and warnings
and
Important notes
at the end of this document.
Page 3 of 10
4-line filters
for converters and power electronics
B84144B*S120/S121
Dimensional drawings
B84144B0250S12* (250 A)
General tolerances according to ISO 2768 cL
Dimensions in mm
B84144B0400S12*, B84144B0600S12* (400 A and 600 A)
General tolerances according to ISO 2768 cL
Dimensions in mm
Please read
Cautions and warnings
and
Important notes
at the end of this document.
Page 4 of 10
4-line filters
for converters and power electronics
Insertion loss
(typical values at Z = 50
Ω)
B84144B*S120/S121
Filters for 250 A and 400 A (Type S120)
Filters for 600 A (Type S120)
Filters for 250 A and 400 A (Type S121)
Filters for 600 A (Type S121)
Please read
Cautions and warnings
and
Important notes
at the end of this document.
Page 5 of 10
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