Ieee std 1159-1995, ieee recommended Practice for Monitoring Electric Power Quality

 
E. G. ÒAlÓ Kiener,
 
 Chair
 
Donald C. Loughry,
 
Vice Chair
 
Andrew G. Salem,
 
Secretary
Gilles A. Baril
Richard J. Holleman
Marco W. Migliaro
Clyde R. Camp
Jim Isaak
Mary Lou Padgett
Joseph A. Cannatelli
Ben C. Johnson
John W. Pope
Stephen L. Diamond
Sonny Kasturi
Arthur K. Reilly
Harold E. Epstein
Lorraine C. Kevra
Gary S. Robinson
Donald C. Fleckenstein
Ivor N. Knight
Ingo Rusch
Jay Forster*
Joseph L. KoepÞnger*
Chee Kiow Tan
Donald N. Heirman
D. N. ÒJimÓ Logothetis
Leonard L. Tripp
L. Bruce McClung
*Member Emeritus
Also included are the following nonvoting IEEE Standards Board liaisons:
Satish K. Aggarwal
Richard B. Engelman
Robert E. Hebner
Chester C. Taylor
Rochelle L. Stern
 
IEEE Standards Project Editor

---

v
 
Contents
CLAUSE
PAGE
1.
Overview.............................................................................................................................................. 1
1.1 Scope............................................................................................................................................ 1
1.2 Purpose......................................................................................................................................... 2
2.
References............................................................................................................................................ 2
3.
Definitions............................................................................................................................................ 2
3.1 Terms used in this recommended practice................................................................................... 2
3.2 Avoided terms.............................................................................................................................. 7
3.3 Abbreviations and acronyms........................................................................................................ 8
4.
Power quality phenomena.................................................................................................................... 9
4.1 Introduction.................................................................................................................................. 9
4.2 Electromagnetic compatibility ..................................................................................................... 9
4.3 General classification of phenomena ........................................................................................... 9
4.4 Detailed descriptions of phenomena.......................................................................................... 11
5.
Monitoring objectives ........................................................................................................................ 24
5.1 Introduction................................................................................................................................ 24
5.2 Need for monitoring power quality............................................................................................ 25
5.3 Equipment tolerances and effects of disturbances on equipment .............................................. 25
5.4 Equipment types......................................................................................................................... 25
5.5 Effect on equipment by phenomena type................................................................................... 26
6.
Measurement instruments .................................................................................................................. 29
6.1 Introduction................................................................................................................................ 29
6.2 AC voltage measurements ......................................................................................................... 29
6.3 AC current measurements.......................................................................................................... 30
6.4 Voltage and current considerations............................................................................................ 30
6.5 Monitoring instruments.............................................................................................................. 31
6.6 Instrument power ....................................................................................................................... 34
7.
Application techniques....................................................................................................................... 35
7.1 Safety ......................................................................................................................................... 35
7.2 Monitoring location ................................................................................................................... 38
7.3 Equipment connection ............................................................................................................... 41
7.4 Monitoring thresholds................................................................................................................ 43
7.5 Monitoring period ...................................................................................................................... 46
8.
Interpreting power monitoring results ............................................................................................... 47
8.1 Introduction................................................................................................................................ 47
8.2 Interpreting data summaries....................................................................................................... 48
8.3 Critical data extraction............................................................................................................... 49
8.4 Interpreting critical events ......................................................................................................... 51
8.5 Verifying data interpretation...................................................................................................... 59

---

vi
ANNEXES
PAGE
Annex A Calibration and self testing (informative) .................................................................................... 60
A.1
Introduction........................................................................................................................ 60
A.2
Calibration issues ............................................................................................................... 61
Annex B Bibliography (informative)............................................................................................................ 63
B.1
Definitions and general ...................................................................................................... 63
B.2
Susceptibility and symptomsÑvoltage disturbances and harmonics ................................ 65
B.3
Solutions ............................................................................................................................ 65
B.4
Existing power quality standards ....................................................................................... 67

---

1