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IEC60245-1* o X' l4 s' Y% o6 m1 Z' t, N
4.1 Core identification by colours# p2 w) `/ a5 p: A9 I7 x. ^) Q
4.1.1 General requirements; p2 {9 I. U7 v/ D9 |9 ?# C! e ~
Identification of the cores of a cable shall be achieved by the use of coloured insulation or. H* {( u' V' z! g
other suitable method.
6 T( B; y( I+ ~1 s6 l% bEach core of a cable shall have only one colour, except the core identified by a combination0 ~. V6 \5 ^6 x, g( Z. N# M2 \
of the colours green and yellow.
/ Y/ R0 v& N1 c. sThe colours green and yellow, when not in combination, shall not be used for any multicore! z2 Q$ Q' M; d. T
cable.
* t. u+ m) N. s) ?4 `$ }; dNOTE The colours red and white should preferably be avoided.
# ]% M" h( R" f5 S1 v( R9 U# N4.1 核心识别颜色的4.1.1 一般要求电缆的芯鉴定应取得的彩色保温材料的使用或其它适当的方法。每个核心的电缆,须只有一种颜色,除外的组合的核心颜色绿色和黄色。颜色绿色和黄色,当不在组合中,应不能用于任何多核电缆。请注意应最好是避免红白相间的颜色。
, d' T" F3 ^1 z4.1.2 Colour scheme; V; R* N: q+ [" E7 X# ]( {6 ~
The preferred colour scheme is as follows:
) n' |# y/ p S; m6 G2 T$ U* qsingle-core cable: no preferred colour scheme;& U& z: \0 b) K( D4 f3 ?& A$ G
two-core cable: no preferred colour scheme;
: L* m% j5 F9 E J9 \2 B. P; O/ I7 Pthree-core cable: either green-and-yellow, blue, brown,
0 F6 ?1 J8 G6 k( h& `or brown, black, grey
: S( K2 a! m5 `# nfour-core cable: either green-and-yellow, brown, black, grey,; u2 W# P' e4 I+ Q/ s7 \
or blue, brown, black, grey/ {6 d+ P. [1 Y; C7 q
five-core cable: either green-and-yellow, blue, brown, black, grey,( ~( ~+ L( j# z
or blue, brown, black, grey, black.+ ~: }: ?& a1 ?8 C/ `' r
cables having more
0 ~# w1 C! t2 I' s ethan five cores:
' X# L7 m9 V& I. T$ u% Reither in the outer layer one core green-and-yellow, one core blue," ^& u1 \5 F5 x* q- @
and the other cores of one and the same colour, however not green,
3 R+ ?: \/ G4 m& Cyellow, blue or brown; in the other layers one core brown and the2 D3 q6 ]5 p- L$ k
other cores of one and the same colour, however not green, yellow,( V5 a8 t, I# J) O3 }) T, T
blue or brown;* A% ~1 L( q' K
or in the outer layer one core blue, one core brown and the other6 Z" B; N. \# `$ W- L5 E. N
cores of one and the same colour, however not green, yellow, blue) B* q* K$ T! t4 |, s' N8 l
or brown; in the other layers one core brown and the other cores of
5 y& \0 S; M( p0 N8 c; R( g1 \one and the same colour, however not green, yellow, blue or brown.
! W& {: T2 U' `) n, tThe colours shall be clearly identifiable and durable. Durability shall be checked by the test
. h+ ]$ X+ a( h" Igiven in 1.8 of IEC 60245-2.
# }- } a$ _+ @9 @4 L( a1 X% W2 r4.1.3 Colour combination green/yellow
' u- `$ \. s" Y H/ Y( O/ {The distribution of the colours for the core coloured green/yellow shall comply with the
2 H$ D0 G/ _ E0 @following condition (which is in accordance with IEC 60173): for every 15 mm length of core,* A/ [/ u2 n- ]& B5 J1 d
one of these colours shall cover at least 30 % and not more than 70 % of the surface of the
2 _% j0 l( L& d9 ^core, the other colour covering the remainder./ m( K8 W7 y3 O& A: j
NOTE Information on the use of the colours green-and-yellow and blue.; A2 _3 p) i- O" ~
It is understood that the colours green and yellow, when they are combined as specified above, are recognized5 w% |9 n& S' r" S5 B- [% q% t
exclusively as a means of identification of the core intended for use as earth connection or similar protection, and
8 v, E; Z& G8 N6 V4 f" i+ H3 Ythat the colour blue is intended for the identification of the core intended to be connected to neutral. If, however,: R6 ?" \* ~- k' x; Q7 s; B& |
there is no neutral, blue can be used to identify any core except the earthing or protective conductor.2 G( Q# B2 v1 |% F& H5 K" Z
4.1.2 色彩方案首选的色彩方案如下所示:单芯电缆: 没有首选的色彩方案 ;两芯电缆: 没有首选的色彩方案 ;三芯电缆: 无论是绿色和黄色、 蓝色、 棕色,或棕色、 黑色、 灰色四芯电缆: 无论是绿色和黄色、 棕色、 黑色、 灰色,或蓝色、 棕色、 黑色、 灰色五芯电缆: 无论是绿色和黄色、 蓝色、 棕色、 黑色、 灰色,或蓝色、 棕色、 黑色、 灰色、 黑色。拥有更多的电缆比五个内核:无论是在外层一个核心和-绿、 蓝、 一个核心和其他核心的同一个颜色,但是不是绿色,黄色、 蓝色或棕色 ;在其他图层一个核心棕色和其他的同一个颜色,但是不是绿色,黄色的核心蓝色或布朗 ;或在外图层一个核心蓝、 棕色的一个核心和其他内核的同一个颜色,但是不是绿色,黄色,蓝色棕色 ; 或在其他图层一个核心棕色和其他核心同一个颜色,但是不绿色、 黄色、 蓝色或褐色。颜色应明确认定和持久。耐久性,应检查由测试鉴于在 1.8 的 IEC 60245-2 中。4.1.3 颜色组合绿色/黄色核心涂上绿色/黄色的颜色分布须遵从以下条件 (这是根据 IEC 60173): 每 15 毫米长度的核心,这些颜色之一应涵盖至少 30%和不超过 70%的表面核心,覆盖,其余的其他颜色。请注意使用绿色和黄色和蓝色的颜色信息。据了解颜色绿色和黄色,当他们被组合为上文规定,是承认以独占方式作为确定打算用作地球连接或类似的保护,核心的手段和单一的蓝色用于确定的核心目的是连接到中立。如果,然而,有没有中立,蓝色,可以用来标识任何接地或保护导体除外的核心。 |
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