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UL60065和CSA60065中都有,请看如下的描述:
! w( k9 {8 o% v, ?: C" _) J' `/ XThe resistance of the connection between the PROTECTIVE EARTH TERMINAL or contact, and parts required to4 V# s# @$ P8 `
be connected thereto, shall not exceed 0.1 W.
& [+ ?4 a% K1 C0 ~* o6 [Compliance is checked by the following test:
\2 \* A5 a3 B9 U- d) Z( y9 wThe 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
. q! |3 p) |4 q& F8 j9 Nexceed 12 V.1 W2 v' i5 a$ C+ V* S
NOTE 2 – In Canada, a 30 A test current is used. |
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