Impact Tester For Conduit Entry Shoulders For Electrical Lab Training

Impact Tester For Conduit Entry Shoulders - For Electrical Lab Training Mechanical strength of conduit entry shoulders of electrical appliances is determined by holding the entry along with its shoulder in a horizontal plane, placing a test device of specified shape and dimensions over the shoulder, and striking the top face of the device by a 250 g mass falling down vertically from a height of 15 cm. The shoulder is examined for any signs of its failure after giving ten impacts by the falling mass. The  Impact Tester for conduit entry shoulders consists of a horizontal platform on which the cut off portion of the conduit entry and shoulder can be placed, two numbers testing devices for testing conduit entries for 16 and 19 mm diameter conduits, a falling mass which can be dropped from a fixed height onto the top face of the testing device, a vertical guide bar over which the falling mass drops during its fall, and an arrangement to hold the falling mass at the specified height and to release it from there