Feed-Through
Filters
B85321 200 A
Feed-Through Filters
200 A
Broadband feed-through filters
Rated voltage up to 750 Vdc/440 Vac
Construction
B85321
3
3
3
3
3
3
MP technology (self-healing)
Dielectric: oil-impregnated paper (free of PCB)
Electrodes: metallized paper
MKV technology (dry, self-healing)
Dielectric: polypropylene
Electrodes: metallized paper
Metal case
Ceramic feed-throughs
Features
For central screw fixing
High contact reliability
Applications
Broadband interference suppression for
ac/dc supply lines, e.g. in
3
shielded rooms
3
telephone exchanges
3
electrical machines and systems
3
power supplies
3
ship building
Terminals
3
Threaded studs M10
Marking
Manufacturer, ordering code, EMI suppression class,
rated capacitance, rated voltage, rated current,
climatic category, circuit diagram, date of manufacture (MM.YY)
Standards
The incorporated capacitors comply with VDE 0565-1
Safety information
Due to the high capacitance ratings of these filters protective measures
(e.g. protective earthing) in accordance with equipment/system regulations are required.
Circuit diagram
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Feed-Through Filters
200 A
Dimensional drawings
B85321-A-C5, -B4, -B7
271 max.
161 max.
4
65
_
4
4 )
∗)
B85321
23 min.
M32 x 1,5
Soldered seam Ø 58 max.
Lötnaht ø58 max.
∗)
Kleinstmaß für tragende Gewindelänge
6±0,5
ø45 max.
ø55±1
M10
SSB1053-B
Nuts and washers included in delivery.
Technical data
Test voltage
V
P
DC resistance
R
typ
Capacitance tolerance
Climatic category
Terminal/case (layer/layer)
r
20 %
Typical values measured at 20 C ambient temperature
q
In accordance with IEC 68-1
40/085/56 (–40 C/+85 C/56 days damp heat test)
q
q
1) max.
2) Minimum dimension for supporting thread length
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Feed-Through Filters
200 A
Characteristics and ordering codes
B85321
I
R
V
R
A/50 Hz
Vdc/Vac
(A/400 Hz) 50/60 Hz
200 (160)
200 (160)
200 (160)
440/250
750/440
750/440
Vac
400 Hz
60
220
440
V
P
R
typ
Vdc, 2 s
C
R
Class
1)
P:
30
30
30
1400
2500
5400
(MP)
P
F
2
u
2,2
u
u
Approx. Ordering
weight
code
g
1400
1400
1400
B85321-A-B7
B85321-A-B4
B85321-A-C5
X2
X2
2 1,2
(MP)
2 0,15 X1
(MKV)
Insertion loss
e
(typical values at
Z
= 50
B85321-A
120
D
:
)
SSB1364-A
α
e
dB
100
Measuring limit
80
60
-B7
-B4
-C5
40
20
0
1
10
10
2
10
3
10
4
10
5
kHz 10
6
f
1) In accordance with VDE 0565-1
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Feed-Through Filters
200 A
B85321
Published by EPCOS AG
Marketing Communications, P.O. Box 80 17 09, 81617 Munich, GERMANY
¤
EPCOS AG 2001. All Rights Reserved. Reproduction, publication and dissemination of this bro-
chure and the information contained therein without EPCOS’ prior express consent is prohibited.
The information contained in this brochure describes the type of component and shall not be con-
sidered as guaranteed characteristics. Purchase orders are subject to the General Conditions for
the Supply of Products and Services of the Electrical and Electronics Industry recommended by the
ZVEI (German Electrical and Electronic Manufacturers’ Association), unless otherwise agreed.
This brochure replaces the previous edition.
For questions on technology, prices and delivery please contact the Sales Offices of EPCOS AG or
the international Representatives.
Due to technical requirements components may contain dangerous substances. For information on
the type in question please also contact one of our Sales Offices.
5
02/01
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