Current-compensated ring core triple chokes

Power line chokes
Current-compensated ring core triple chokes
500 / 300 V AC, 35 / 30 A, 0.82 / 0.85 mH, +70 °C
Series/Type:
B82747S4**3A04*
Date:
August 2014
Data Sheet
 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.
Power line chokes
B82747S4**3A04*
Current-compensated ring core triple chokes
Preliminary data
Rated voltage 500 / 300 V AC
Rated inductance 0.82 / 0.85 mH
Rated current 35 / 30 A (+70 °C)
Construction
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Current-compensated ring core triple choke
Ferrite core with epoxy coating (UL 94-V0)
Additional PET core insulation
Plastic base plate and holder (UL 94-V0)
Sector winding
Features
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•
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•
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High resonance frequency
Approx. 0.5 ... 0.65% stray inductance for symmetrical interference suppression
High rated current and rated temperature
Suitable for wave soldering
Design complies with EN 60938-2 (VDE 0565-2)
UL 1446 class 155(F) electrical insulation system
No adhesives used
RoHS-compatible
Applications
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•
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Suppression of common-mode interferences
Switch-mode power applications
Power inverters
Frequency converters
Terminals
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Ends of winding wires
Hot-dip tinned
Marking
Manufacturer, electrical insulation system designation, ordering code,
rated voltages, rated inductance, rated current,
date of manufacture (YYWWD.internal ID code), factory identification code
Delivery mode
•
Blister tray in a cardboard box
Please read Cautions and warnings and
Important notes at the end of this document.
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Power line chokes
B82747S4**3A04*
Current-compensated frame core triple chokes
Preliminary data
Dimensional drawing and layout recommendation
Ordering code
ØD max.
mm
B82747S4253A040
62
B82747S4303A041
64
Dimensions in mm, Tolerances to ISO 2768-cL unless otherwise noted
Please read Cautions and warnings and
Important notes at the end of this document.
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Power line chokes
B82747S4**3A04*
Current-compensated frame core triple chokes
Preliminary data
Technical data and measuring conditions
Rated voltage VR
500 / 300 V AC (50/60 Hz)
Test voltage Vtest
1500 V AC, 2 s (line/line)
Rated temperature TR
+70 qC
Rated current IR
Referred to 50 Hz and rated temperature
Rated inductance LR
Measured with Agilent 4284A at 10 kHz, 0.1 mA, +20 °C.
Inductance is specified per winding.
Inductance tolerance
+35% at +20 °C
Inductance decrease'L/L0
< 10% at DC magnetic bias with IR, +20 °C
Stray inductance Lstray,typ
Measured with Agilent 4284A at 10 kHz, 5 mA, +20 °C,
typical values
DC resistance Rtyp
Measured at +20 °C, typical values, specified per winding
Solderability (lead-free)
Sn96.5Ag3.0Cu0.5: +(245 r5) °C, (3 r0.3) s
Wetting of soldering area t95%
(to IEC 60068-2-20, test Ta)
Resistance to soldering heat
(wave soldering)
+(260 r5) °C, (10 r1) s
(to IEC 60068-2-20, test Tb)
Climatic category
40/125/56 (to IEC 60068-1)
Storage conditions (packaged)
–25 °C … +40 °C, d75% RH
Weight
220, 230 g
Approvals
UL1446 Class 155 (F) (E320370)
Characteristics and ordering codes
IR
LR
Lstray,typ
Rtyp
Ordering code
m:
Wire Ø
d ±0.1
A
mH
PH
30
0.85
5.5
1.9
2.5
B82747S4253A0401)
35
0.82
4.0
1.4
2.8
B82747S4303A0412)
1) Alternative rating: 25 A at +85 °C
2) Alternative rating: 30 A at +85 °C
Please read Cautions and warnings and
Important notes at the end of this document.
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Power line chokes
B82747S4**3A04*
Current-compensated frame core triple chokes
Preliminary data
Current derating Iop/IR
versus ambient temperature TA
Impedance |Z| versus frequency f
measured with windings in parallel at +20 °C
typical values
Please read Cautions and warnings and
Important notes at the end of this document.
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Cautions and warnings
Cautions and warnings
•
Please note the recommendations in our Inductors data book (latest edition) and in the data
sheets.
– Particular attention should be paid to the derating curves given there. Derating must be applied
in case the ambient temperature in the application exceeds the rated temperature of the
component.
– Ensure the operation temperature (which is the sum of the ambient temperature and the
temperature rise caused by losses / self-heating) of the component in the application does not
exceed the maximum value specified in the climatic category.
– The soldering conditions should also be observed. Temperatures quoted in relation to wave
soldering refer to the pin, not the housing.
•
If the components are to be washed varnished it is necessary to check whether the washing
varnish agent that is used has a negative effect on the wire insulation, any plastics that are used,
or on glued joints. In particular, it is possible for washing varnish agent residues to have a
negative effect in the long-term on wire insulation.
Washing processes may damage the product due to the possible static or cyclic mechanical
loads (e.g. ultrasonic cleaning). They may cause cracks to develop on the product and its parts,
which might lead to reduced reliability or lifetime.
•
The following points must be observed if the components are potted in customer applications:
– Many potting materials shrink as they harden. They therefore exert a pressure on the plastic
housing or core. This pressure can have a deleterious effect on electrical properties, and in
extreme cases can damage the core or plastic housing mechanically.
– It is necessary to check whether the potting material used attacks or destroys the wire
insulation, plastics or glue.
– The effect of the potting material can change the high-frequency behaviour of the components.
•
Ferrites are sensitive to direct impact. This can cause the core material to flake, or lead to
breakage of the core.
•
Even for customer-specific products, conclusive validation of the component in the circuit can
only be carried out by the customer.
Display of ordering codes for EPCOS products
The ordering code for one and the same product can be represented differently in data sheets,
data books, other publications and the website of EPCOS, or in order-related documents such as
shipping notes, order confirmations and product labels. The varying representations of the
ordering codes are due to different processes employed and do not affect the
specifications of the respective products. Detailed information can be found on the Internet
under www.epcos.com/orderingcodes.
Please read Cautions and warnings and
Important notes at the end of this document.
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Important notes
The following applies to all products named in this publication:
1. Some parts of this publication contain statements about the suitability of our products for
certain areas of application. These statements are based on our knowledge of typical requirements that are often placed on our products in the areas of application concerned. We nevertheless
expressly point out that such statements cannot be regarded as binding statements about the
suitability of our products for a particular customer application. As a rule, EPCOS is either unfamiliar with individual customer applications or less familiar with them than the customers themselves. For these reasons, it is always ultimately incumbent on the customer to check and decide
whether an EPCOS product with the properties described in the product specification is suitable for
use in a particular customer application.
2. We also point out that in individual cases, a malfunction of electronic components or failure before the end of their usual service life cannot be completely ruled out in the current
state of the art, even if they are operated as specified. In customer applications requiring a very
high level of operational safety and especially in customer applications in which the malfunction or
failure of an electronic component could endanger human life or health (e.g. in accident prevention
or life-saving systems), it must therefore be ensured by means of suitable design of the customer
application or other action taken by the customer (e.g. installation of protective circuitry or redundancy) that no injury or damage is sustained by third parties in the event of malfunction or failure of
an electronic component.
3. The warnings, cautions and product-specific notes must be observed.
4. In order to satisfy certain technical requirements, some of the products described in this publication may contain substances subject to restrictions in certain jurisdictions (e.g. because
they are classed as hazardous). Useful information on this will be found in our Material Data
Sheets on the Internet (www.epcos.com/material). Should you have any more detailed questions,
please contact our sales offices.
5. We constantly strive to improve our products. Consequently, the products described in this
publication may change from time to time. The same is true of the corresponding product specifications. Please check therefore to what extent product descriptions and specifications contained
in this publication are still applicable before or when you place an order.
We also reserve the right to discontinue production and delivery of products. Consequently,
we cannot guarantee that all products named in this publication will always be available. The aforementioned does not apply in the case of individual agreements deviating from the foregoing for customer-specific products.
6. Unless otherwise agreed in individual contracts, all orders are subject to the current version
of the “General Terms of Delivery for Products and Services in the Electrical Industry” published by the German Electrical and Electronics Industry Association (ZVEI).
7. The trade names EPCOS, Alu-X, CeraDiode, CeraLink, CeraPlas, CSMP, CSSP, CTVS,
DeltaCap, DigiSiMic, DSSP, FilterCap, FormFit, MiniBlue, MiniCell, MKD, MKK, MLSC, MotorCap,
PCC, PhaseCap, PhaseCube, PhaseMod, PhiCap, PQSine, SIFERRIT, SIFI, SIKOREL, SilverCap,
SIMDAD, SiMic, SIMID, SineFormer, SIOV, SIP5D, SIP5K, TFAP, ThermoFuse, WindCap are
trademarks registered or pending in Europe and in other countries. Further information will be
found on the Internet at www.epcos.com/trademarks.
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