BS 173-1:1992
Withdrawn
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
Electric traction (rail and road vehicles) Specification for rotating electrical machines
Hardcopy , PDF
10-27-2018
English
04-01-1992
Committees responsible
National foreword
Section 1. General
1.1 Scope and object
1.2 Normative references
1.3 Service conditions
Section 2. Definitions
2.1 General
2.2 Rating of a machine
2.3 Rated voltage
2.4 Rated speed of a machine
2.5 Maximum (or minimum) voltage of a machine
2.6 Maximum current
2.7 Maximum working speed
2.8 Output and input power of electrical machines and
heat engines
2.9 Main generator characteristics
2.10 Effective field ratio of a series motor
2.11 Effective resistance of a series motor
2.12 Ripple factor
2.13 Pulsating frequency
2.14 Pulse control
Section 3. Characteristics
3.1 General
3.2 Reference temperature
3.3 Efficiency characteristics
3.4 Commutator type traction motor characteristics
3.5 Polyphase a.c. traction motor characteristics
3.6 Main generator characteristics
3.7 Auxiliary motor characteristics
3.8 Auxiliary generator characteristics
3.9 Auxiliary motor-generator set and rotary convertor
characteristics
Section 4. Marking
4.1 Nameplate
4.2 Terminal and lead markings
Section 5. Test categories
5.1 Test categories
5.2 Summary of tests
Section 6. Type tests
6.1 Temperature-rise tests
6.2 Characteristic tests and tolerances
6.3 Commutation tests
6.4 Transient tests
6.5 Short-circuit tests on main and auxiliary
alternators
6.6 Starting tests
6.7 Overspeed tests
Section 7. Routine tests
7.1 Short-time soundness test
7.2 Characteristic tests and tolerances
7.3 Commutation routine tests
7.4 Overspeed tests
7.5 Dielectric tests
7.6 Vibration tests
7.7 Commutator radial run-out measurement
Annexes
A Methods of determining losses and efficiency
B Noise
C Supply voltages of traction systems
D Agreement between user and manufacturer
Tables
1 Summary of tests
2 Limits of temperature
3 Temperature rise for short-time overload rating
4 Tolerances on the speed of commutator type
traction motors
5 Dielectric test voltages
6 Limits of commutator radial run-out
B.1 Limiting mean sound power level for airborne noise
emitted by rotating electrical machines for rail
and road vehicles other than traction motors
Figures
1 Typical a.c. motor characteristics
2 Commutator type traction motor test points
3 Main generator test points
A.1 Circuit for determining loss and efficiency by the
regenerative method with the machines connected in
parallel
A.2 Circuit for determining loss and efficiency by the
regenerative method with the machines connected in
series
A.3 Circuit for determining loss and efficiency by the
regenerative method with the machines connected in
series and with mechanical drive
A.4 Circuit for determining loss and efficiency of
single-phase a.c. commutator motors by the
regenerative method with the machines connected
in series
A.5 Circuit for determining loss and efficiency of
pulsating current motors by the regenerative
method with the machines connected in series
A.6 Circuit for determining loss and efficiency of
pulsating current motors by the regenerative
method with the machines connected in parallel
A.7 Circuit for the measurement of the a.c. losses of
pulsating current motors
A.8 Correction factor for additional load loss of
uncompensated d.c. machines
A.9 Correction factor for pulsating current I2R loss
A.10 Conventional values of traction motor trans-
mission losses
B.1 Limiting mean sound power level for airborne noise
emitted by traction motors
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