Vertical Hammer Test Device.
IEC68-2-75 Test Ehc Vertical Hammer Impact Test Machine
Model ZLT-SZ1.Conforms to IEC60068-2-75 Test Ehc.
Vertical hammer impact test device.The hammer consists basically of a striking element which falls freely from rest through a vertical height, selected from following table, on to the specimen surface held in a horizontal plane. The fall of the striking element shall be along a guideway, for example a tube, with negligible braking. This guideway shall not rest on the specimen and the striking element shall be free of the guideway on striking the specimen.
Height of Fall
|Height of fall(mm±1%)||80||140||200||280||400||400||300||200||400||500|
The height of fall shall be as giver in above table, the equivalent mass stated therein being equal to the actual mass of the striking element.
1 height scale of fall,
1 equivalent mass striking element.