The device has a primary spindle that is powered by a variable speed motor. Over the spindle, three different governor assemblies can be placed. The lift of the governor is measured using a with pointer. Sensitivity, stability, governor effort, and other governor attributes can be calculated by students in order to compare their performance.

SPECIFICATIONS OF WHIRLING OF SHAFT APPARATUS:

• Governor assemblies – Hartnell, porter & propel governor assembly one each with rotating weights.
• Variable speed FHP D.C. motor to drive the main spindle.
• Sliding weights for porter & proell governor.
• Scale & a pointer to measure governor lift.
• Spring & Spring compression adjustment arrangement.
• A technical manual accompanies the unit.

SERVICES REQUIRE FOR WHIRLING OF SHAFT APPARATUS:

• 230V, 5A, AC supply connection.
• Bench area of 0. 75 x 1m. at working height.