11 — Electrical & Electronics
Three-Phase Slip Ring Induction Motor
Wound-rotor induction motor with brush gear and external rotor resistance for demonstrating rotor-resistance starting and speed control. Used for slip, torque and speed-control practicals.
01 — Same Laboratory
More in Electrical Machines
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035
Inductive Load Bank
A bank of switchable inductive elements used to apply a controllable inductive load to a power supply, generator, or motor for laboratory testing.
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036
Three Phase Variable Resistive Load (Rheostat Bank)
A bank of three-phase variable resistors used to apply an adjustable resistive load to generators, motors, and transformers during laboratory testing.
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037
Three Phase Synchronous Motor Coupled with DC Shunt Generator Set
A motor-generator set pairing a three-phase synchronous motor with a DC shunt generator, used to study synchronous motor starting, loading, and power conversion.
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038
DC Shunt Motor-Generator Set
Coupled DC shunt motor and DC generator on a common bed-plate with starter, field regulators and instrumentation. Used for load tests, speed control, efficiency determination and Swinburne's test.
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039
DC Series Motor
Laboratory DC series motor with terminal box and mechanical loading arrangement for plotting speed-torque and speed-current characteristics. Demonstrates the high starting torque and no-load runaway behaviour of series excitation.
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040
DC Compound Motor
DC compound-wound motor allowing cumulative and differential connection so students can compare compound characteristics against shunt and series machines. Supplied with loading arrangement and instrumentation.
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041
Three-Phase Squirrel Cage Induction Motor
Laboratory squirrel-cage induction motor with accessible terminals for star-delta connection, no-load and blocked-rotor tests and load testing. The standard machine for induction-motor performance experiments.
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043
Three-Phase Alternator / Synchronous Generator
Three-phase alternator with separate excitation for open-circuit and short-circuit tests, regulation by the EMF and MMF methods, and parallel operation. Core machine of the synchronous-machines laboratory.
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044
Three-Phase Synchronous Motor
Synchronous motor with DC excitation and loading arrangement for plotting V-curves and inverted V-curves and demonstrating power-factor correction by over-excitation. Supplied with starting arrangement and instrumentation.
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045
Brake / Dynamometer Loading System
Mechanical loading arrangement — rope brake, eddy-current or electromagnetic dynamometer — with spring balances or torque readout for loading motors under test. Enables torque, output-power and efficiency measurement.
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046
Digital Tachometer
Contact and non-contact digital tachometer for measuring the speed of rotating machines during load and speed-control tests. Reads in revolutions per minute with hold and peak-memory functions.
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047
Electrical Machine Test Bench
Modular bench carrying a machine bed-plate, coupling guard, starters, variable supplies, loading and metering so DC and AC machines can be tested from one station. Consolidates the machines laboratory into a repeatable set-up.
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