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南非插头的插针是可以用空心插针的,不过要求做相关的测试。" Z7 W' ^6 U2 A I4 D
标准在SANS60884中,具体内容如下:% I+ q4 i- u# x8 T7 f' L1 }% I
14.2 Pins of portable accessories shall have adequate mechanical strength.
7 G) b6 j2 N1 OCompliance is checked by the test of clause 24 and, for pins which are not solid, by the6 O; ~9 v1 u2 |3 w8 u- G4 o
following test which is made after the test of clause 21.' L: q o% B$ m2 m% E2 a
A force of 100 N is exerted on the pin, which is supported as shown in figure 14, for 1 min in a
6 Z6 y. L% Q$ W; sdirection perpendicular to the axis of the pin, by means of a steel rod having a diameter of0 X0 R8 p1 }( m u, v1 p
4,8 mm, the axis of which is also perpendicular to the axis of the pin.
- w3 ?1 p0 o! U( q. B; DDuring the application of the force, the reduction of the dimension of the pin at the point8 ]* ?2 c" I! S2 }( _5 _
where the force is applied shall not exceed 0,15 mm.
- N. m4 y; C; ]# A# Q0 X3 HAfter removal of the rod, the dimensions of the pin shall not have changed by more than
' G7 l( V% p! e" I0,06 mm in any direction. |
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