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UL60065和CSA60065中都有,请看如下的描述:0 Z4 x0 U& ^* P" [$ v
The resistance of the connection between the PROTECTIVE EARTH TERMINAL or contact, and parts required to/ M& R6 T# W2 s
be connected thereto, shall not exceed 0.1 W." V: a+ A7 g/ U
Compliance is checked by the following test:
3 x0 Q8 ~1 L3 o" r( @4 oThe 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
0 c8 P* m8 v% e! A* f$ q; ~exceed 12 V.
2 F& M% s5 }4 k3 {9 CNOTE 2 – In Canada, a 30 A test current is used. |
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