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在同一标准中有以下两段文字(摘选):) l$ o. L' e% c9 f
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4.7.7 A lead wire intended for the connection of a grounded power-supply conductor shall be:
/ ]3 C' t1 N9 e$ K; A& Ka) Identified by white or gray color;" [# i$ t: n8 {- B& i% B. p, i
b) Marked with the letters, “WHITE,” “WH,” “WHT,” or “COM”, or. B# P9 ?0 v/ m8 V8 ^8 r: f6 D
c) Identified on an attached wiring diagram in some manner. For example, the location of the
, S) @* P' s, v8 B1 F/ vlead wire exit on the diagram directly corresponds with the lead wire exit location on the device
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; U3 o6 _9 J0 H- c" S9 ^! M4.8.2 The surface of an insulated lead wire intended for connection of the grounding supply conductor shall be green with or without one of more yellow stripes, and no other lead wire shall be so identified. For an electronic control device, a lead wire brought out and intended to be grounded shall be green in color with or without one or more yellow stripes and shall be bonded directly to the accessible metal parts of the enclosure.
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主要比较两段红色文字,要求的什么? |
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