#Create loopback cable color coding code#
Note 1: ½ refers to sub-units of 10 Pairs.ĭ) Colour Code & Cable Make Up According to CW 1171, CW 1224, CW 1236īinder Colour Identification (Double & Quadruple Units)īinder Colour Identification (Centre & Layers) Make-up & Unit Identification Colours – 20 Pair Unit Note 2: Uppercase letters indicate the base, solid colour of insulation, and the lower case indicates ink bands applied onto the base colour. Note 1: In each triple there shall be a c-wire, coloured TURQUOISE. Binder colour code integrity shall be maintained wherever cables are spliced.Ĭ) Colour Code According to IEC 60189-2, BT210B Thread that follows the primary colour scheme of white, red, black, yellow and violet. These super units shall be wrapped with a solid colour Cables with over 600 pairs shall have 25-pair binder groups combined into super units. When cables of larger than 25 pairs are required, the core shall be assembled into 25-pair sub-units, each colour coded in accordance with ICEA publication Primary conductor in a pair with the colour of that primary conductor is optional. In accordance with ICEA publication S-8, the colour code is composed of ten (10) distinctive colours to identify 25 pairs. **NOTE: The colour YELLOW-Green should be reserved for earth or safety wiresī) Colour Code & Cable Make Up According to ICEA S-80-576
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