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, i. \7 \- ?. \0 u3 v9 _0 v6 a标准中对于用于某些作用的螺钉要进行10或5次松紧测试,但是对于这些位置在公司内部有歧义。7 j7 _" t0 Z- n N3 Y
比如,一款Y连接的电磁炉的合盖螺钉;& a, b0 m+ h/ p( v
个人认为不属于标准中提到的3个位置,但是内部同事觉得“合盖螺钉”属于用户维护保养、安装期间。
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' j6 R# s/ i) I- X" ]$ I+ `, r3 \1 V9 uCompliance is checked by inspection and by the following test.+ d9 p$ h5 K. s4 ~5 l% w2 @6 f) K5 Y
Screws and nuts are tested if they are
. `% m( A& E6 s2 o9 O1 w– used for electrical connections;
' c" L" D! H8 l3 u– used for connections providing earthing continuity, unless at least two screws or nuts are
S2 q: D, b6 Y& e( k5 Nused;
+ y) m! t+ Y& ~– likely to be tightened. R1 o4 T8 h0 K, {! _6 l$ s, N9 W
• during user maintenance;
# m- _: `6 L3 P: R• when replacing a supply cord having a type X attachment;
, l! S! ?2 L% B9 I4 i% ]* U8 c• during installation.
4 x0 M k {, I( v- f3 ~The screws or nuts are tightened and loosened without jerking:
0 f; L z ~* x2 ^– 10 times for screws in engagement with a thread of insulating material;
% u. `2 x m2 `0 V, J7 N– 5 times for nuts and other screws.
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4 X/ A D0 R! J& y9 a. ?我个人认为假如①需要拆开电磁炉合盖螺钉,这个已经不属于用户维护保养的范围。
- a+ _( j+ _4 m+ t5 q ②安装期间是指一些购买后需要按照到位使用的器具,一般便携式器具肯定不包含在内。
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