india pressure ball machine line supplier

The ball pressure test is referred in IEC 60335 IEC 60695 IEC 60950 IEC 61010 IS 302 IS 1293 IS 3854 IS 2215 BS UL CSA and European norms The Ball Pressure Test Apparatus model BP 21 takes care of this testing useful for insulator manufacturers and other electrotechnical manufacturers who use insulating material in their electrical