Bahadurgarh, Haryana, India
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In industrial applications speed control of
motors is very common require-ment. This
experiment unit is designed to study of speed
control process of a small dc motor. The unit
has following features.
1. Motor unit, which comprises a small
permanent magnet dc motor, rated voltage 12
Vdc, rated current 0.25A at normal run and
0.4A at full load, the torque 75 gm / cm and
maximum speed in excess of 3200 rpm ( open loop )
This set up is designed to study of SCR based
Jones chopper system. It has inbuilt trigger
source, SCR chopping device with
commutation circuit, a fractional HP dc series
motor as load and unregulated full wave
rectified dc supply for the set up.
