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UL60065和CSA60065中都有,请看如下的描述:
# {" l5 k/ s- u d9 m; J' b- oThe resistance of the connection between the PROTECTIVE EARTH TERMINAL or contact, and parts required to y, s# I. D/ u2 j. u% v; r: |
be connected thereto, shall not exceed 0.1 W.1 a$ K/ z% N2 e. f
Compliance is checked by the following test: a q% R* r. ~9 q+ O* u
The test shall be carried out for 1 min with a test current of 25 A a.c. or d.c. The test voltage shall not
" A, d {! K7 y" texceed 12 V.
/ q# Y4 X/ e6 C/ K( u9 rNOTE 2 – In Canada, a 30 A test current is used. |
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