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The test current, duration of the test and test results are as follows:; H/ k3 R. H# _. |/ n! O
– if the current rating of the circuit under test is 16 A or less, the test current is 1,5 times the
2 x" A7 ]- N* n: J2 W6 s3 e8 ]current rating of the circuit under test, the current is applied for 60 s and the resistance of! p/ y! i# w' [( J
the PROTECTIVE BONDING CONDUCTOR, calculated from the voltage drop, shall not exceed7 j5 @. m3 D, V: c$ c6 _
0,1 Ω;( U5 \4 l% f' X! J
– if the current rating of the circuit under test exceeds 16 A:% I+ w0 Z w* M* x
• for a.c. powered equipment, the test current is two times the current rating of the circuit
" k8 ]* C4 X' wunder test, the current is applied for 2 min and the voltage drop across the PROTECTIVE' T. v1 y: Y% j- C
BONDING CONDUCTOR shall not exceed 2,5 V;) j: h! U5 H R
• for d.c. powered equipment the test current and duration are as specified by the
8 l. H e8 A1 C( q' k3 A9 ?manufacturer and the voltage drop across the PROTECTIVE BONDING CONDUCTOR shall* Q# Z0 H* O+ k
not exceed 2,5 V.
% Y D" ?& B- M( A2 e6 N; A
/ s! P% J( z1 L4 K. o- P1 [3 e( ]以上是摘录IEC60950-1:2001的.PC开关电源应该用60950的标准.一楼说的测试电流10A是灯具的标准,25A是家电的标准. |
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