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BS EN 61881:2000

Superseded
Superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

View Superseded by
superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

Railway applications. Rolling stock equipment. Capacitors for power electronics
Available format(s)

Hardcopy , PDF

Superseded date

03-31-2011

Language(s)

English

Published date

01-15-2000

1 General
      1.1 Scope and object
      1.2 Normative references
      1.3 Definitions
      1.4 Service conditions
2 Quality requirements and tests
      2.1 Test requirements
      2.2 Classification of tests
      2.3 Capacitance and tan d measurements (routine
             test)
      2.4 Capacitor loss tangent (tan d) measurement
             (type test)
      2.5 Voltage test between terminals
      2.6 AC voltage test between terminals and case
      2.7 Test of internal discharge device
      2.8 Sealing test
      2.9 Surge discharge test
      2.10 Thermal stability test
      2.11 Self-healing test
      2.12 Resonance frequency measurement
      2.13 Environmental testing
      2.14 Mechanical testing
      2.15 Endurance test
      2.16 Destruction test
      2.17 Disconnecting test on fuses
3 Overloads
      3.1 Maximum permissible voltage
4 Safety requirements
      4.1 Discharge device
      4.2 Case connections
      4.3 Protection of the environment
      4.4 Other safety requirements
5 Markings
      5.1 Marking of the units
6 Guide to installation and operation
      6.1 General
      6.2 Choice of rated voltage
      6.3 Operating temperature
      6.4 Special service conditions
      6.5 Overvoltages
      6.6 Overload currents
      6.7 Switching and protective devices
      6.8 Choice of creepage distance and clearance
      6.9 Connections
      6.10 Parallel connections of capacitors
      6.11 Series connections of capacitors
      6.12 Magnetic losses and eddy currents
      6.13 Guide for fuse and disconnector protection
Annex A (informative) Waveforms
Annex B (normative) Operational limits of capacitors with
                    sinusoidal voltages as a function of
                    frequency and at maximum temperature
                    (qmax)
Annex C (normative) Resonance frequency measuring methods
                    - Examples
Annex D (informative) Bibliography
Figure 1 - Destruction test arrangement
Figure 2 - N source d.c. plus a.c.
Figure 3 - N source d.c.
Figure A.1 - Example of current pulse width
Figure B.1 - Supply conditions
Figure C.1 - Measuring circuit
Figure C.2 - Relation between the voltage across the
             capacitor and the supply frequency
Figure C.3 - Discharge current wave shape
Table 1 - Maximum temperature of cooling medium for unlimited
          time
Table 2 - Test voltage between terminals
Table 3 - Damp heat test
Table 4 - Testing the robustness of terminals
Table 5 - Example of current-carrying capacities of screw
          terminals and bolts
Table 6 - Endurance test
Table 7 - Maximum permissible voltage
Annex ZA (normative) Normative references to international
                     publications with their corresponding
                     European publications

Applicable to capacitors for power electronics for use on rolling stock - limited to 10 000 V, and distinguishes between d.c. and a.c. capacitors.

Specifies capacitors used below an operating frequency of 2500 Hz with a rated voltage limited to 10000 V. Distinguishes beween a.c. and d.c. capacitors

Committee
GEL/9/2
DevelopmentNote
Also numbered as IEC 61881 Supersedes 97/202387 DC (05/2005)
DocumentType
Standard
Pages
48
PublisherName
British Standards Institution
Status
Superseded
SupersededBy
Supersedes

Standards Relationship
SN EN 61881 : 1999 Identical
EN 61881:1999 Identical
NBN EN 61881 : 2000 Identical
NF EN 61881 : 2000 Identical
DIN EN 61881 : 2000 Identical
I.S. EN 61881:2000 Identical

HD 323.2.20 : 200S3 BASIC ENVIRONMENTAL TESTING PROCEDURES - TESTS - TEST T - SOLDERING
IEC 61287-1:2014 Railway applications - Power converters installed on board rolling stock - Part 1: Characteristics and test methods
IEC 61373:2010 Railway applications - Rolling stock equipment - Shock and vibration tests
IEC 60068-2-20:2008 Environmental testing - Part 2-20: Tests - Test T: Test methods for solderability and resistance to soldering heat of devices with leads
IEC 60068-2-21:2006 Environmental testing - Part 2-21: Tests - Test U: Robustness of terminations and integral mounting devices
EN 61373:2010/AC:2017-09 RAILWAY APPLICATIONS - ROLLING STOCK EQUIPMENT - SHOCK AND VIBRATION TESTS (IEC 61373:2010)
EN 60721-3-5:1997 Classification of environmental conditions - Part 3: Classification of groups of environmental parameters and their severities - Section 5: Ground vehicle installations
IEC 60721-3-5:1997 Classification of environmental conditions - Part 3: Classificationof groups of environmental parameters and their severities -Section 5: Ground vehicle installations
IEC 60269-1:2006+AMD1:2009+AMD2:2014 CSV Low-voltage fuses - Part 1: General requirements
IEC 60077:1968 Rules for electric traction equipment
IEC 61071-1:1991 Power electronic capacitors - Part 1: General
HD 323.2.3 : 200S2 BASIC ENVIRONMENTAL TESTING PROCEDURES - TESTS - TEST CA - DAMP HEAT, STEADY STATE
IEC 60068-2-3:1969 Basic environmental testing procedures - Part 2-3: Tests - Test Ca: Damp heat, steady state
IEC 60146-1-1:2009 Semiconductor converters - General requirements and line commutated converters - Part 1-1: Specification of basic requirements
EN 60068-2-21:2006 Environmental testing - Part 2-21: Tests - Test U: Robustness of terminations and integral mounting devices
IEC 60077-1:2017 Railway applications - Electric equipment for rolling stock - Part 1: General service conditions and general rules
IEC 60068-2-14:2009 Environmental testing - Part 2-14: Tests - Test N: Change of temperature
EN 60068-2-14:2009 Environmental testing - Part 2-14: Tests - Test N: Change of temperature
EN 60269-1:2007/A2:2014 LOW-VOLTAGE FUSES - PART 1: GENERAL REQUIREMENTS (IEC 60269-1:2006/A2:2014)

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