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IEC 60598-2-20-2010的CLAUSE 20.16是要参考60598-1第13章节。* { l6 u$ C6 o9 @5 v% V% }1 r
低压的绝缘材料也需要做球压,提供附加绝缘的塑胶件不需要做。
! O# B) [* h V9 b) ^/ s6 JThe ball pressure test does not have to be applied to plastic parts of a luminaire which provide
/ \" g1 G; J+ {: E5 O4 c8 Csupplementary insulation.* h' L% V7 _$ | t7 z5 @6 a) T- K9 `
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13.2 Resistance to heat
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3 l' q. v) ~6 ?1 _8 yExternal parts of insulating material providing protection against electric shock, and parts of
; Q1 T8 l! z; y) H# q6 \8 einsulating material retaining current-carrying parts or SELV parts in position shall be sufficiently resistant to heat./ |9 S. F( e; ~- P7 D# Y/ v4 ^
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13.2.1 Compliance is checked by the following test:6 M: N. [) R* o. d
The test is not made on parts of ceramic material or on insulation of wiring.5 Q! I( [, L9 O! X8 e8 n
The test shall be made in a heating cabinet having a temperature 25 °C ± 5 °C in excess of the) R* J$ ]$ I! a. C% `. g
operating temperature of the relevant part determined during the temperature test (normal
" p5 `4 {8 m. {% q* C4 doperation) of Section 12, with a minimum temperature of 125 °C when parts retaining currentcarrying; o3 M( L; o* e, `. J
parts or SELV parts in position are tested, and 75 °C for other parts. |
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