alpha wire company customer specification alpha part number: 9853C date issued: 03/20/98 product description: transceiver drop cable, consisting of 3 pairs 20 aw g (7/28) tinned copper conductors, color coded foam polypropylene insulation, one pair 20 aw g (7/28) tinned copper conductors, color coded sem i -rigid polyvinylchloride insulation, all pairs are i ndividually alum inum /polyester shielded, tinned copper com m on drain wire, overall alum inum /polyester and brai d shields, with an overall polyvinylchloride jacket. note: all dim e nsions are in inches unless otherwise specified. construction requirements conductor data (data pairs): material tinned copper aw g, stranding 20, 7/28 insulation data (data pairs): material foam polypropylene nom i nal w a ll thickness 0.018 nom i nal diam eter 0.076 pairing data (data pairs): num b er of pairs 3 color code pair 1: green, blue pair 2: yellow, orange pair 3: w h ite, brown individual foil shield (data pairs): material alum inum /polyester, alum inum facing out conductor data (pow er pair): material tinned copper
awg, stranding 20, 7/28 alpha customer specification: p/n 9853C page 2 of 3 insulation (power pair): material semi-rigid polyvinylchloride nominal wall thickness 0.010 nominal diameter 0.058 pairing data (power pair): number of pairs 1 color code black, red individual foil shield (power pair): material aluminum/polyester, aluminum facing out core assembly data: common drain wire material tinned copper awg, stranding 22, 7/30 overall foil shield data: material aluminum/polyester, aluminum facing out overall braid shield data: type braid material tinned copper nominal coverage 95% jacket data: material polyvinylchloride color gray nominal wall 0.035 nominal diameter 0.39
alpha customer specification: p/n: 9853C page 3 of 3 finished product requirements: temperature range -20 c to 75 c voltage rating 300 volts ul type cm csa type cmg ft4 ieee 802.3 nominal impedance (data pairs) 78, 5 ohms maximum attenuation (db/50 meters) 3 @ 5 - 10 mhz minimum balanced crosstalk (pair to pair) 40 db capacitance, data pairs, pf/ft 16.7 (nominal) velocity of propagation, % 78 nom., 65 min.
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