BS 848-7(2003) : 2003
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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FANS FOR GENERAL PURPOSES - PART 7: SPECIFICATIONS FOR BALANCING AND VIBRATION
Hardcopy , PDF
English
01-01-2003
31-07-2011
Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Symbols and units
5 Purpose of the test
6 Balance and vibration application categories (BV categories)
7 Balancing
7.1 General
7.2 Balance quality grade
7.3 Calculation of permissible residual unbalance
8 Fan vibration
8.1 Measurement requirements
8.2 Fan support system
8.3 Fan vibration limits for tests in manufacturer's
work-shop
8.4 Fan vibration limits for operation in situ
9 Other rotating components
10 Instruments and calibration
10.1 Instruments
10.2 Calibration
11 Documentation
11.1 Balance
11.2 Fan vibration
11.3 Certificates
Annex A (informative) - Relationship of vibration displacement,
velocity and acceleration for sinusoidal
motion
Annex B (informative) - Assembly practices for balancing in a
balancing machine
Annex C (informative) - Sources of vibration
Annex D (informative) - Equation of vibration
Annex E (informative) - Vibration and supports
Annex F (informative) - Out of balance and bearing reactions
Annex G (informative) - Condition monitoring and diagnostic
guidelines
Annex H (informative) - Suggested relaxation of specified grades
and levels
Bibliography
Provides specifications for vibration and balance limits of fans for all applications except those designed solely for air circulation.
| Committee |
MCE/17
|
| DevelopmentNote |
Supersedes 00/704961 DC (05/2003) Renumbered as BS ISO 14694. (08/2011)
|
| DocumentType |
Standard
|
| Pages |
48
|
| PublisherName |
British Standards Institution
|
| Status |
Superseded
|
| SupersededBy | |
| Supersedes |
| ISO 12499:1999 | Industrial fans — Mechanical safety of fans — Guarding |
| ISO 5802:2001 | Industrial fans — Performance testing in situ |
| ISO 13348:2007 | Industrial fans — Tolerances, methods of conversion and technical data presentation |
| ISO 2953:1999 | Mechanical vibration — Balancing machines — Description and evaluation |
| ISO 7919-1:1996 | Mechanical vibration of non-reciprocating machines — Measurements on rotating shafts and evaluation criteria — Part 1: General guidelines |
| AMCA 202 : 2017 | TROUBLESHOOTING |
| ISO 1940-1:2003 | Mechanical vibration — Balance quality requirements for rotors in a constant (rigid) state — Part 1: Specification and verification of balance tolerances |
| ISO 13351:2009 | Fans — Dimensions |
| ISO 13350:2015 | Fans — Performance testing of jet fans |
| ISO 5801:2017 | Fans — Performance testing using standardized airways |
| ISO 14695:2003 | Industrial fans — Method of measurement of fan vibration |
| ISO 2041:2009 | Mechanical vibration, shock and condition monitoring — Vocabulary |
| ISO 8821:1989 | Mechanical vibration — Balancing — Shaft and fitment key convention |
| ISO 1925:2001 | Mechanical vibration — Balancing — Vocabulary |
| AMCA 204 : 2005(R2012) | BALANCE QUALITY AND VIBRATION LEVELS FOR FANS |
| IEC 60034-14:2003+AMD1:2007 CSV | Rotating electrical machines - Part 14: Mechanical vibration of certain machines with shaft heights 56 mm and higher - Measurement, evaluation and limits of vibration severity |
| ISO 10816-1:1995 | Mechanical vibration — Evaluation of machine vibration by measurements on non-rotating parts — Part 1: General guidelines |
| ISO 2954:2012 | Mechanical vibration of rotating and reciprocating machinery — Requirements for instruments for measuring vibration severity |
| ISO 5348:1998 | Mechanical vibration and shock — Mechanical mounting of accelerometers |
| ISO 4863:1984 | Resilient shaft couplings — Information to be supplied by users and manufacturers |
| ISO 254:2011 | Belt drives — Pulleys — Quality, finish and balance |
| ISO 13349:2010 | Fans — Vocabulary and definitions of categories |
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