请问IEC61347－2－1中15&16条是什么意思？

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IEC60335试验指甲

15 &16 Protection of associated components & Abnormal operation
) N. U" J; F6 C; ?0 @1 J
The ballast shall not impair safety when operated under abnormal conditions at any voltage between 90 % and 110 % of the rated supply voltage.

- d, B2 |) U+ Q: ]Duration: 1h
, d, E$ C3 g& a" \+ \) h3 U) j



+ P; G% r. N7 n( P
: k0 n# u) W7 c15.1 verified with dummy cathode resistors inserted and conditions of abnormal operation

15.2 conditions of abnormal operation, measured  from 5 s after the switch on or beginning of the starting process

15.3 For a period longer than 30 s after switch-on, or beginning of the starting process. For ballasts which make more than one attempt to start a failed lamp, the combined duration of voltages above the maximum working voltage for which the ballast is declared shall not exceed 30 s.
: S7 R6 [6 H" t; x1 v8 o
   
( ^9 ^' j) D: N3 h
c) the lamp does not start although the cathode circuits are intact (de-activated lamp);