50mm圆性挡板标准试验指

IEC60335-1|EN60335-1|GB4706.1|圆性挡板标准试验指
 
The test probe  is similar to test probe B of IEC 61032 but havinga circular stop face with a diameter of 50 mm, instead of the non-circular face.
 
试验指为类似于IEC61032中的B型试验探棒，但其非圆形限位板变为直径50mm的圆形限位板。