|
本帖最后由 H-RH 于 2013-7-8 15:01 编辑 6 u7 _$ I. g6 n u; R! k B" e& z
K2 @8 e. `4 P3 U; l6 _应该施是可以的, IEC 61558-1 SCOPE 1 a). W% j. h) e4 G$ X# [
+ \/ `( g( N" W8 m5 \• for isolating transformers:6 l/ _# H; r( i( l$ F, L
– rated output for single phase transformers, not exceeding 25 kVA, and for polyphase transformers not exceeding 40 kVA.
& a4 H+ l& V& f8 C/ t7 j– no-load output voltage and the rated output voltage exceeding 50 V a.c., and not exceeding 500 V a.c, or 1 000 V a.c. to be in accordance with the National Wiring Rules or for a special application.
" p- Z7 K# Y; C3 f/ H |
|