BS EN 61642:1998
Current
The latest, up-to-date edition.
Industrial a.c. networks affected by harmonics. Application of filters and shunt capacitors
Hardcopy , PDF
English
15-01-1998
1 General
1.1 Scope and object
1.2 Normative references
1.3 Definitions
1.4 General considerations
1.4.1 AC harmonics
1.4.2 Reactive power
2 Resonance problems and solutions
2.1 Introduction
2.2 Supply impedance view, load-busbar impedance view
2.3 Example of series resonance
2.4 Example of parallel resonance
2.5 Solutions to avoid resonances
2.5.1 Capacitor-reactor connection: series resonance
2.5.2 Capacitor-reactor connection: parallel
resonance
3 Shunt capacitors and filters for networks having a
voltage up to and including 1 000 V
3.1 Introduction
3.2 Shunt capacitors
3.3 Detuned filter
3.4 Tuned filter
3.5 Components selection
3.5.1 Capacitors
3.5.2 Reactors
3.5.3 Contactors and/or circuit-breakers
3.5.4 Short-circuit protection (fuses)
3.6 Disturbance of ripple control installations by
shunt capacitors and filters
3.6.1 Shunt capacitors
3.6.2 Detuned filter
3.6.3 Tuned filter
4 Shunt capacitors and filters for networks having a voltage
above 1 000 V
4.1 Introduction
4.2 Specific requirements
4.3 Choice of power factor correction installation
4.4 Type of filters
4.5 Filter components selection
4.5.1 Circuit-breaker
4.5.2 Capacitors
4.5.3 Reactors
4.5.4 Resistors
4.5.5 Relay protection
4.6 Disturbance of ripple control installations by shunt
capacitors and filters
Annex A Bibliography
Annex ZA Normative references to international publications
with their corresponding European publication
For industrial applications at low and high voltages. The measures are applicable to harmonic orders between 1 and 25.
| Committee |
W/-
|
| DevelopmentNote |
Supersedes 92/03054 DC. Also numbered as IEC 61642. (09/2005)
|
| DocumentType |
Standard
|
| Pages |
34
|
| PublisherName |
British Standards Institution
|
| Status |
Current
|
| Supersedes |
| Standards | Relationship |
| DIN EN 61642:1998-11 | Identical |
| EN 61642:1997 | Identical |
| I.S. EN 61642:1999 | Identical |
| NF EN 61642 : 1998 | Identical |
| NBN EN 61642 : 1998 | Identical |
| IEC 60252:1993 | A.C. motor capacitors |
| IEC 60050-131:2002 | International Electrotechnical Vocabulary (IEV) - Part 131: Circuit theory |
| IEC 61048:2006+AMD1:2015 CSV | Auxiliaries for lamps - Capacitors for use in tubular fluorescent and other discharge lamp circuits - General and safety requirements |
| IEC 60265-2:1988 | High-voltage switches. Part 2: High-voltage switches for rated voltages of 52 kV and above |
| IEC 60269-1:2006+AMD1:2009+AMD2:2014 CSV | Low-voltage fuses - Part 1: General requirements |
| IEC 60056:1987 | High-voltage alternating-current circuit-breakers |
| IEC 61071-1:1991 | Power electronic capacitors - Part 1: General |
| IEC 60282-1:2009+AMD1:2014 CSV | High-voltage fuses - Part 1: Current-limiting fuses |
| IEC 60549:2013 | High-voltage fuses for the external protection of shunt capacitors |
| IEC 61049:1991 | Capacitors for use in tubular fluorescent and other discharge lamp circuits. Performance requirements |
| IEC 60291:1969 | Fuse definitions |
| IEC 60050-421:1990 | International Electrotechnical Vocabulary (IEV) - Part 421: Power transformers and reactors |
| IEC 60871-1:2014 | Shunt capacitors for a.c. power systems having a rated voltage above 1 000 V - Part 1: General |
| IEC 60143:1972 | Series capacitors for power systems |
| IEC 60255-6:1988 | Electrical relays - Part 6: Measuring relays and protection equipment |
| IEC 61000-2-2:2002+AMD1:2017 CSV | Electromagnetic compatibility (EMC) - Part 2-2: Environment - Compatibility levels for low-frequency conducted disturbances and signalling in public low-voltage power supply systems |
| 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 60110:1973 | Recommendation for capacitors for inductive heat generating plants operating at frequencies between 40 and 24 000 Hz |
| IEC 60289:1988 | Reactors |
| 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 60242:1967 | Standard frequencies for centralized network control installations |
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