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Superseded
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BS EN 61881-1 - RAILWAY APPLICATIONS - ROLLING STOCK EQUIPMENT - CAPACITORS FOR POWER ELECTRONICS - PART 1: REQUIREMENTS, TESTS AND GENERAL INFORMATION
Hardcopy , PDF
31-03-2011
English
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FOREWORD
1 Scope and object
2 Normative references
3 Definitions
4 Service conditions
4.1 Normal service conditions
4.1.1 Altitude
4.1.2 Temperature
4.2 Unusual service conditions
5 Quality requirements and tests
5.1 Test requirements
5.1.1 General
5.1.2 Test conditions
5.2 Classification of tests
5.2.1 Routine tests
5.2.2 Type tests
5.2.3 Acceptance tests
5.3 Capacitance and tan delta measurements
(routine test)
5.3.1 Measuring procedure
5.3.2 Capacitance tolerances
5.3.3 Loss requirements (tan delta)
5.4 Capacitor loss tangent (tan delta) measurement
(type test)
5.4.1 Measurements
5.4.2 Loss requirements
5.5 Voltage test between terminals
5.5.1 General
5.5.2 Routine test
5.5.3 Type test
5.6 AC voltage test between terminals and case
5.6.1 Routine test
5.6.2 Type test
5.7 Test of internal discharge device
5.8 Sealing test
5.9 Surge discharge test
5.10 Thermal stability test
5.10.1 General
5.10.2 Measuring procedure
5.11 Self-healing test
5.12 Resonance frequency measurement
5.13 Environmental testing
5.13.1 Change of temperature
5.13.2 Damp heat, steady state
5.14 Mechanical testing
5.14.1 Mechanical tests of terminals
5.14.2 External inspection
5.14.3 Vibration and shocks
5.15 Endurance test
5.15.1 Conditioning of the units before the test
5.15.2 Initial capacitance and loss factor measurements
5.15.3 Endurance test
5.15.4 Final capacitance and tan delta measurement
5.15.5 Acceptance criteria
5.16 Destruction test
5.16.1 General
5.16.2 Test sequence for a.c. capacitors
5.17 Disconnecting test on internal fuses
5.17.1 General
5.17.2 Disconnecting requirements
5.17.3 Withstand requirements
5.17.4 Test procedure
5.17.5 Capacitance measurement
5.17.6 Visual checking
5.17.7 Voltage test
5.18 Partial discharge measurements (optional type tests)
6 Overloads
6.1 Maximum permissible voltage
7 Safety requirements
7.1 Discharge device
7.2 Case connections
7.3 Protection of the environment
7.4 Other safety requirements
8 Markings
8.1 Marking of the units
8.1.1 Rating plate
8.1.2 Data sheet
9 Guide to installation and operation
9.1 General
9.2 Choice of rated voltage
9.3 Operating temperature
9.3.1 Installation
9.3.2 Unusual cooling conditions
9.4 Special service conditions
9.5 Overvoltages
9.6 Overload currents
9.7 Switching and protective devices
9.8 Choice of creepage distance and clearance
9.9 Connections
9.10 Parallel connections of capacitors
9.11 Series connections of capacitors
9.12 Magnetic losses and eddy currents
9.13 Guide for internal fuse and disconnector
protection in capacitors
9.14 Guide for unprotected capacitors
Annex A (informative) - Waveforms
Annex B (normative) - Operational limits of capacitors
with sinusoidal voltages as a function of frequency
and at maximum temperature (theta[max])
Annex C (normative) - Resonance frequency measuring
methods - Examples
C.1 Method 1
C.2 Method 2
Annex D (informative) - Bibliography
BS EN 61881-1
| Committee |
GEL/9/2
|
| DocumentType |
Draft
|
| Pages |
48
|
| PublisherName |
British Standards Institution
|
| Status |
Superseded
|
| SupersededBy |
| IEC 61287-1:2014 | Railway applications - Power converters installed on board rolling stock - Part 1: Characteristics and test methods |
| IEC 60931-2:1995 | Shunt power capacitors of the non-self-healing type for a.c. systems having a rated voltage up to and including 1000 V - Part 2: Ageing test and destruction test |
| IEC 61373:2010 | Railway applications - Rolling stock equipment - Shock and vibration tests |
| IEC 60384-14:2013+AMD1:2016 CSV | Fixed capacitors for use in electronic equipment - Part 14: Sectional specification - Fixed capacitors for electromagnetic interference suppression and connection to the supply mains |
| 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 |
| 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 60077-2:2017 | Railway applications - Electric equipment for rolling stock - Part 2: Electrotechnical components - General rules |
| IEC 60831-2:2014 | Shunt power capacitors of the self-healing type for a.c. systems having a rated voltage up to and including 1 000 V - Part 2: Ageing test, self-healing test and destruction test |
| IEC 60146-1-1:2009 | Semiconductor converters - General requirements and line commutated converters - Part 1-1: Specification of basic requirements |
| IEC 60871-1:2014 | Shunt capacitors for a.c. power systems having a rated voltage above 1 000 V - Part 1: General |
| IEC 61071:2017 | Capacitors for power electronics |
| IEC TS 60110-2:2000 | Power capacitors for induction heating installations - Part 2: Ageing test, destruction test and requirements for disconnecting internal fuses |
| IEC 60831-1:2014 RLV | Shunt power capacitors of the self-healing type for a.c. systems having a rated voltage up to and including 1 000 V - Part 1: General - Performance, testing and rating - Safety requirements - Guide for installation and operation |
| IEC 60050-436:1990 | International Electrotechnical Vocabulary (IEV) - Part 436: Power capacitors |
| IEC 62497-1:2010+AMD1:2013 CSV | Railway applications - Insulation coordination - Part 1: Basic requirements - Clearances and creepage distances for all electricaland electronic equipment |
| 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 |
| IEC TS 60871-2:2014 | Shunt capacitors for a.c. power systems having a rated voltage above 1 000 V - Part 2: Endurance testing |
| IEC 60664-1:2007 | Insulation coordination for equipment within low-voltage systems - Part 1: Principles, requirements and tests |
| IEC 60110-1:1998 | Power capacitors for induction heating installations - Part 1: General |
| IEC 62498-1:2010 | Railway applications - Environmental conditions for equipment - Part 1: Equipment on board rolling stock |
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