9 a5 `- b+ ?% P* e输出端是一个类似于电话水晶端口的端子， " T$ b" K! e _ u; _产品标称的输出有两组：（5 Vd.c., 500 mA; 5 Vd.c., 300 mA）, ]9 j' R; K- h( A' r9 O
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请问，这种产品应该怎么带载， 就是 75％， 50％， 25％带载， 应该怎么处理呢？1 m& x) Z; k/ Z4 N9 {8 ^# T5 f A
( R6 n, @3 h/ ~4 t7 F. ]1. 500mA, 300mA 同时递减 4 O8 r, K$ f/ K1 F6 r- E
9 `( H' U. c6 z" C( S2. 500mA正常带载，300mA 递减带载 0 a l4 S" c w, J& c3 j4 U) \; G
3. 300mA 正常带载，500mA 递减带载作者: angel1981 时间: 2009-3-30 15:40
澳洲MEPS要求只是针对一次只有一路输出的电源,有两路输出的话是要有选择开关的.如果两路同时输出的话,应该是不用做MEPS的测试的.这是个人对标准的理解作者: Alicegu 时间: 2009-3-30 15:46
A single output external power supply which is covered by MEPS is defined as a unit which:& D; o9 d4 ]. D+ n; x
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has an input from mains supply (usually 110 V, 60 Hz; 230 V, 50 Hz; 240 V, 50 Hz or a range including some or all of these input conditions); and ^# B. z g/ }) M' o. V
has one ELV output (either a.c. or d.c.) that is either at a fixed voltage or user selectable through a selector switch; and + i3 A) O) l) C! s; c$ e' ais sold with, or intended to be used with, a separate end-use product that constitutes the primary load; and # ~3 y8 Y3 X5 Y' Y* Lis contained in a separate physical enclosure from the end-use product (i.e. the housings of the power supply and its associated product are different, not their retail packaging); and 3 T% l: T% _- I* C# zis connected to the end use product via a hard-wired or removable male/female electrical connection, cable, cord or other wiring; and ; A( m' z$ D4 d7 O7 B- \, t, mdoes not have batteries or battery packs that physically attach directly to the power supply unit (including those that are removable e.g. a battery pack for a portable electric drill); and ' [5 L, N/ d: \does not have a battery chemistry or type selector switch and an indicator light or state of charge meter.作者: Alicegu 时间: 2009-3-30 15:49