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4.7.3 说 terminals for supply cords, shall be suitable for connection to be made by means of screws,nuts or equally effective devices.& h5 h3 R4 ? F! q/ \
然后下面备注里继续说:
+ c/ v6 a4 j. n: u1 KNote 1 for luminaires designed to be connected by means of rigid (solid or stranded) conductors, screwless terminals of the spring type are effictive devices,including the earth connection............." L, @( a9 s" h7 Y
如果一个灯具,采用接线端子连接到电源的固定布线。然后这个接线端子只能采用弹簧无螺纹端子的接线方式,才能有效?$ B$ R2 W4 `( H- e8 x5 a
3 \4 K8 w( f/ S& S$ c5 E" a' L! F如图中的电源接线端子,是用有螺纹的螺丝卡紧电源导线的,是否并不能满足标准里说的有效连接?" \8 ^2 i2 K" |0 |
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