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這個問題又出現了? 我記得前幾天回過, 看看EN60598-1吧:8 C& L! p0 I- A+ C0 X
14.4.6 Terminals shall be fixed to the luminaire or to a terminal block or otherwise fixed in | position. | When the clamping screws or nuts are tightened or loosened, the terminals shall not* j. c6 K0 j% N6 T
work loose, internal wiring shall not be subjected to stress, and creepage distances and
/ h1 W1 [2 j5 Q: ~6 b- hclearances shall not be reduced below the values specified in section 11. o( s5 F4 u) S" a: z5 j, I
These requirements do not imply that the terminals should be so designed that their rotation or
- j9 d% L, `" ~, t& |7 jdisplacement is prevented, but any movement shall be sufficiently limited so as to ensure
! Y9 v' j) i, P) n8 y, qcompliance with this standard.. X5 Y# j* \# g+ _, b5 ]* H( Z8 E
Covering with sealing compound or resin is sufficient to prevent a terminal from working loose,
6 t7 e0 o5 A% l2 \" y1 Zprovided that the sealing compound or resin is not subject to stress during normal use and the
0 d9 [0 _ w D4 C' j9 U/ t. ueffectiveness of the sealing compound or resin is not impaired by temperatures attained by the
3 O8 s% [6 l% R% ?5 Mterminal under the most unfavourable conditions specified in section 12.
! X; q& n/ t' X6 KCompliance is checked by inspection, by measurements and by the following test. |
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