在UL 8750里面有写" 8.7.1 A cord-connected unit rated for a nominal 250-V or less supply shall be tested in accordance with this section. Leakage current shall not be more than: il5C9ql$
N `|A
a) 0.5 MIU for a two-wire cord- and plug-connected unit, ST*h{:u&A
b) 0.5 MIU for a three-wire (including grounding conductor) cord-and plug-connected portable unit, and / I`TN5~
c) 0.75 MIU for a three-wire (including grounding conductor) cord- and plug-connected stationary or fixed unit