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UL60065和CSA60065中都有,请看如下的描述:0 V9 u0 D; V% Z% \# t" R8 R
The resistance of the connection between the PROTECTIVE EARTH TERMINAL or contact, and parts required to0 f* x6 C) f! S; v4 }) R
be connected thereto, shall not exceed 0.1 W.
/ T& g6 n- H5 h: F4 ~Compliance is checked by the following test:
. f% y0 E o& l/ LThe 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
: D# O$ D' U( [6 o. eexceed 12 V.) R! z0 n O- D5 j+ ~3 _' ^
NOTE 2 – In Canada, a 30 A test current is used. |
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