1、CENELEC m 3404583 INFORMATION SHEET Issue 1 1992-10-08 Cuido for field measuremant of vibrations and pulsations in hydraulic ni8ChinOS (turbines, storage pumps and pump-turbines) Guide pour la mosure in situ des vibrations et fluctuations sur mrchinos hydrauliques (turbinas, pompos d accumulation et
2、 pompor- turbinos 1 Rtl: IEC 994: 1991 0049373 279 rn EN 60994 October 1992 Leitfaden fr dio Messung von Schingungon und bruckpulsationon an hydrrulischon Haschinon (Turbinon, Spoichorpungon und Pumpturbinan) in Kraftwrkon Relatod to Directive: - This European Standard consists of tho following: - t
3、itlo Paga - Endorsoinont notico date of ratification : 1992-09-15 date of announcornont : 1993-03-01 dato of withdrrwrl : 1993-09-01 date of latort publicrtion : 1993-09-01 LIST OF NATIONAL STANDARDS IS 6IVEN OVERLEAF , 3404583 0049374 LO5 = HARMONIZE0 NATIONAL STANOAROS EN 60996: 1992 AT : &F : NOS
4、 CH : NOS 01: : NOS OK : NOS ES : FI : NOS FR : NOS GB : NOS GR : NOS IE : NOS IS : IT : NOS LU : NOS NL : NOS NO : PT : NOS SE : NOS NOS No standard SP Standard in preparation NR Standard undor rovision t E. U R O P E AN S T AH O A R O = 3404583 0049375 OYL EN 60996 NI0 RM E E UR OP E IE N N E EURO
5、PA ISCHE iYORM October 1992 CIDC 536.6:534.83:621.22:621.65 Descriptors: Hydraulic machine. turbine, pump, measuring, vibration, test, test conditions ! ENGLISH VERSION Guide for field measurement of vibrations and pulsations in hydraulic machines (turbines, storage pumps and pump-turbines) (IEC 994
6、19911 Guide pour la mesure in situ des Leitfaden fr die Messung von vibrations el: fluctuations sur Schwingungen und machines hydrauliques (turbines, Druckpulsationen an pompes d accumulation et hydraulischen Maschinen pompes-turbines 1 (Turbinen, Speicherpumpen und (CE1 994:1991) Pumpturbinen) in
7、Kraftwerken (IEC 994:1991) This Europeari Standard was approved by CENELEC on 1992-09-15. CENELEC members are bound to comply with the CEN/CENELEC Internal Regulations which Stipulate the conditions for giving this European Standard the status of a national st.andard without any alteration. Up-to-da
8、te 1i.sts and bibliographical references concerning such national standards may be obtained on application to the Central Secretariat or to any CENELEC member This Europeari Standard exists in three official versions (English, French, German) A version in any other language made by translation under
9、 the responsibility of a CENELEC member into its own language and notified to the Central Secretariat has the same status as the official versions. CENELEC members are the national electrotechnical committees of Austria. Belgium, Denmark, Finland, France, Germany, Greece, Iceland, Ireland, Italy, Lu
10、xembourg, Netherlands, Norway, Portugal, Spain, Sweden, Switzerland and United Kingdom. CENELEC European Committee for Electrotechnrcal Standardization Comit Europen de Normalisation Electrotechnique Europaisches Komitee fur Elektrotechnische Normung Central Secretariat: rue de Stassort 35, 0-1050 B
11、russels E) 1992 Ccipyright reserved to CENELEC members Ref. No. EN 60994:1992 E W 3404583 004937b T8 m Page 2 EN 60994:1992 FOREWORD The CENELEC questionnaire procedure, performed for finding out whether or not the International Standard IEC 994:1991 could be accepted without textual changes, has sh
12、own that no common modifications were necessary for the acceptance as European Standard. The reference document was submitted to the CENELEC members for formal vote and was approved by CENELEC as EN 60994 on 15 Septembre 1992. The following dates were fixed: - latest date of publication of an identi
13、cal national standard - latest date of withdrawal of conflicting national standards (dow) 1993-09-01 Annexes designated “normative“ are part of the body of the standard. In this standard, annex ZA is normative. ENDORSEMENT NOTICE t The text of the International Standard IEC 994:1991 was approved by
14、CENELEC as a European Standard without any modification. 3404583 0049377 914 Page 3 EN 60994:1992 . ANNEX ZA (normative) OTHER INTERNATIONAL PUBLICATIONS QUOTED IN THIS STANOARD WITH THE REFERENCES OF THE RELEVANT EUROPEAN PUBLICATIONS When the international publication has been modified by CENELEC
15、common modifications, indicated by (mod), the relevant EN/t!D applies. IEC Publication Date Title EN/HD Date - - - - - 184 1965 Methods for specifying the HO 178 S1 1977 characteristics of electro-mechanical transducers for shock and vibration measurements 222 1966 Methods for specifying the - chara
16、cteristics of auxilliary equipment for shock and vibration measurement Other publications quoted: -_-_- IS0 2041: 1975 Vibration and shock - Vocabulary - Bilingual edition IS0 3945: 19fI5 Mechanical vibration of large rotating machines with speed range from 10 to 200 tris - Measurement and evaluatio
17、n of vibration severity in situ IS0 5347-O:987 Methods for the calibration of vibration and shock Pick-ups Part O: Basic concepts IS0 5348: 19117 Mechanical vibration and shock - Mechanical mounting of accelerometers IS0 7919-1:1986 Mechanical vibration of non-reciprocating machines Measurements on rotating shafts and evaluation Part 1: General guidelines IS0 8042: 1988 Shock and vibration measurements - Characteristics to be specified for seismic Pick-ups
