BS 7250:1989
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
View Superseded by
Methods of determining the derived capacity of hydraulic fluid power positive displacement pumps and motors
Hardcopy , PDF
29-02-2008
English
31-10-1989
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National foreword
Committees responsible
Method
0 Introduction
1 Scope and field of application
2 References
3 Definitions
4 Symbols and units
5 Test installation - General requirements
6 General test conditions
7 Test procedures
8 Test report
9 Identification statement
Annexes
A Classes of measurement accuracy
B Calculation of derived capacity
Tables
1 Symbols and units
2 Limits of permissible variation in the values of
controlled parameters
3 Pump and motor test speeds
4 Permissible systematic errors of measuring
instruments as determined during calibration
Figures
1 Open test circuit for pump unit
2 Closed test circuit for pump unit
3 Test circuit for motor unit
Testing methods to enable the performance of different pumps and motors to be compared. Test installation, procedures and methods of presenting test results.
| Committee |
MCE/18
|
| DevelopmentNote |
Supersedes 86/75953 DC (09/2005)
|
| DocumentType |
Standard
|
| Pages |
14
|
| PublisherName |
British Standards Institution
|
| Status |
Superseded
|
| SupersededBy |
| BS 7275-3:1995 | Determination of hydraulic fluid power motor characteristics Method at constant flow and at constant torque |
| ISO 5598:2008 | Fluid power systems and components Vocabulary |
| BS 2817(1957) : LATEST | TYPES OF ENCLOSURE OF ELECTRICAL APPARATUS |
| ISO 4391:1983 | Hydraulic fluid power Pumps, motors and integral transmissions Parameter definitions and letter symbols |
| BS 6413-4:1983 | Lubricants, industrial oils and related products (class L) Classification for family H (hydraulic systems) |
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