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这是两个电源, 分别输出供电,防雾膜供电用EN61347不太适用。 但可以用EN 61558标准。
) ~# K4 \+ }) v& S0 L$ X" ESELV供电的部件EN 60598接受EN 61558标准
$ i$ |" c2 d' s$ U% h' n: t5 U4.31.1 SELV circuits
0 N0 \2 s, O' k1 m5 UThe following sources may be used to supply SELV circuits:% k! ?0 x4 Z7 B* Y) P* s7 ~4 q% L
– a safety isolating transformer in accordance with IEC 61558-2-6 or equivalent Part 2 of, J9 R, C. L! n* |- w1 t4 D
IEC 61558;
) A3 N ]0 W7 R. b/ F+ e– a controlgear providing SELV in accordance with IEC 61347 series;& o2 s( Q& y9 w5 X! K! i$ I
– an electrochemical source (e.g. a battery) or another source independent of a higher5 [% E' X" E! |5 o3 z4 Z* R$ d9 |
voltage circuit. |
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