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it depends on:6 m- j) u8 J$ W/ z: {
6 e4 S: _* ]. r7 x% L6 fIf the power supply unit is specially designed for the product, under class II.
0 ]9 Q, k$ y2 o" p4 e/ Z! HIf the power supply unit is commonly used, the following two cases can be considered:
: c4 l8 x8 A5 w# N# b1, CB report is issued under class II if the power supply unit is not approved. In other words, it should be tested with the product
( D$ W9 J% N3 i: f! s0 g2, CB report is issued under class III if the power supply unit is approved. So it can be treated as a critical safety component for the product.
1 D( c! I; X5 u+ n5 x: y, o9 \
8 [* v/ n. V2 }( V; }actually some labs will reject to issue CB under Class II.
3 B. q- ^" K2 [7 }: v |
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