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3.2.12
- G8 s/ b7 P8 X# k0 \9 Q6 Z Leads (tails) used for the connection to extra low voltage d.c. supply, shall be colour coded red
8 r2 j" ?5 `2 u5 i+ A, a8 Kto indicate its intended connection to the positive termination, and shall be colour coded black
% F; m& F) M6 z5 [8 Fto indicate its intended connection to the negative termination.
8 l+ w& G/ I$ u" K+ k' ?0 Y2 i. E! \' q
Fixed terminations, when applied, shall be marked with the "+" sign to indicate the positive connection, and shall be
7 `" k) K8 H; d2 d7 M; mmarked with the "–" sign to indicate the negative connection.6 u7 T( p! J. k) x
. [% U2 ^1 ^! W8 O5 g/ u
是否是这个意思? |
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