Cat 5, twisted-pair cable, also referred to as Fast Ethernet 1000Base-T: Gigabit Ethernet on Cat 5e UTP Power over Ethernet: The IEEE 802.3 Ethernet committee added provisions for powering devices off the spare pairs in a 4-pair UTP cable. External Cable Colour Code The table below gives the colour-coding for external communications cables up to 100 pairs. Phone Wire Color Codes The Nitty Gritty. All telephones, residential telephone, jacks, connectors, etc., that you can buy today follow this wiring convention. Developed in the early 1940s, (see note at bottom) this color code uses only 10 colors divided into 5 group colors and 5 pair colors. Colour code chart A (refer to end of section). ... telephone cable product code tech. Wiring a Telephone Jack After installing the Cat 3 - 3 pair phone wire I am ready to install the wall jack. x pair x dia. spec. You will have a wide variety of telephone jacks to choose from but the wiring for a single line phone service will be standard. Integral (1.38mm PCW/PVC insulated) earth/continuity wire. Color Code Charts Chart 1, 2 & 3 Color Code Charts * Cables with CE approval have green/yellow conductor for #4 Numbers are spaced 20 - 55 mm apart and are inverted with underline Chart 2 Chart 3 ÖLFLEX® 590 P/CP, C304/C304 S, D304 OS C304/304 S, UNITRONIC® 190/190 CY D304 IS/OS, UNITRONIC® CY TP The colour-code is based on the five-colour sequence of Blue, Orange, Green, Brown, Slate which are used in that order with a White mate for the first five pairs. no. Printable PDF version. There is also a variation on this colour code for earlier cable of this type. Telephone Cables Indoor Telephone Cable Low Fire Hazard Similar to BT CW1600. 2.65mm Colour code chart B (refer to page 10:16) For cable electricals refer to CW1128 cables on page 10:6. Each pair can be used as a phone line, so in this example you can use this cable for up to four phone … TWISTED PAIR TYPE D10, MARK 4, FIELD TELEPHONE CABLE (PICTURE UNAVAILABLE) Anixter Part 10 TELEPHONE CABLES. Since Ethernet up to 100Base-TX uses only pairs 2 and 3, pairs 1 and 4 are available to provide power. Other pair counts available upon request. FYI, if purchase multiwire cable with 4 pair (8 colored wires) for four lines, the wiring convention is the same as above, with LINE 3 using BLUE + WHITE and LINE 4 using ORANGE + BROWN. Pair Pair two – Yellow and Black – Used for phone line 2 Pair three – White and Blue – Used for phone line 3 Pair four - Brown and Orange – Used for phone line 4 Color Code Two is the new industry standard used today. Catenery wire diameter nom. Hi, this video explains how to determine the colour code in correct order from pairs 1-20 for BT spec CW1308 and CW1128 telephone cable. 4.2.41 Telephone cable 11 4.2.42 Trunking 11 4.2.43 Underground cable 12 4.2.44 Voltage classifications 12 5 REQUIREMENTS 14 5.1 General 14 5.2 Markings 14 5.2.1 Labelling Notice 14 5.2.2 Inappropriate markings 14 5.2.3 Additional markings (excluding cable markings) 14 5.3 Underground conduit 14 5.3.1 Colour 14 ts - 18000 100064 600 x 2 x 0.50 52.0 2,638 600 2,100 101443 800 x 2 x 0.50 59.5 1,774 300 1,900 100065 900 x 2 x 0.50 63.0 1,956 300 1,900 100066 1,200 x 2 x 0.50 72.5 2,580 300 2,100 cable design material application no. First posted Nov 29, 2003 ... An easy to understand explanation of the codes is also available. Edit : I just took a closer look at that site for the external colour codes and they have the binder colours wrong for pairs 51-100.Its White/colour not Blue/colour.