EN 25199 : 1992
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
TECHNICAL SPECIFICATIONS FOR CENTRIFUGAL PUMPS - CLASS SECOND
03-01-2002
01-12-2013
National foreword
Committees responsible
Specification
0. Introduction
1. Scope and field of application
2. References
3. Definitions
4. Design
5. Materials
6. Shop inspection and tests
7. Preparation for despatch
Annexes
A. Centrifugal pump - Data sheet
B. Peak displacement
C. External forces and moments on flanges
D. Typical seal arrangements
E. Piping arrangements for seals
F. Enquiry, proposal, purchase order
G. Documentation after purchase order
H. Check list
Table
1. Limits of vibration severity for horizontal pumps
with multivane impellers
Figures
1. Prime mover output, percentage of pump power input
at rated conditions
2. Simple amplitude, A, as a function of speed of
rotation for various r.m.s.-frequency values
3. Curve I - Vertical forces (cast steel pumps)
4. Curve II - Horizontal forces (cast steel pumps)
5. Curve III - Total moment (cast steel pumps)
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