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本人不完全同意上樓的觀點!/ Z, g. W6 Q. ^/ ~
在標準UL/EN60950-1中有:
: S1 g" v0 ]- w" {+ e7 KBASIC
% I! U& T1 \6 Q2 c4 _: W7 RPRIMARY CIRCUIT
' T+ P' F3 e. } g! c. m" R– earthed or unearthed HAZARDOUS
/ N% j" @$ X- g4 ZVOLTAGE SECONDARY CIRCUIT) i7 t, k( K6 v6 y& `7 E, b. ~
– earthed conductive part
, @. a I1 n' p0 m/ f$ T, l– earthed SELV CIRCUIT ; B% [8 w2 n+ c) {
– basic-insulated conductive part $ y2 p1 V, i+ B6 p# P' C& p
– ELV CIRCUIT# a# M! _ _/ Z' r; w' b7 X
所以你只要證明你的接地部分能通過接地測試,能判定為保護接地, 且輸出通過了SELV測試,這里輸出還是可以判定為SELV |
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