The outer strands are highpurity aluminium, chosen for its good conductivity, low weight and low cost. The wires s which form the core are made by galvanized steel and external layer s are of aluminum. Variable steel core stranding enables desired strength to be achieved without sacrificing ampacity. Maximum dc code overall rated resistance name steel total aluminium steel diameter aluminium steel total strength at 20 oc awg or awg or mcm mcm turkey 6. For overhead line design, this enables higher tensions to be used with less conductor sag and longer spans than would be possible with most other types of conductors. B498 zinccoated steel core wire for aluminum conductors, steel reinforced acsr b500 zinc coated and aluminum coated stranded steel core for aluminum conductors, steel reinforced acsr options. Acsr conductor is available in a range of steel strengths varying from 6% up to 40%. Classical conductors acsr aluminium conductor steel reinforced aaac all aluminium alloy conductor o stronger than acsr, more resistant against corrosion, more resistant surface acar aluminium conductor alloy reinforced o higher ampacity and mech.
Applications aluminum conductors, steel reinforced acsr are widely used for overhead. Hind aluminium industries limited 2018 acsr aluminum conductors steel reinforced 30 these conductors are formed by several wires of aluminum and galvanized steel, stranded in concentric layers. The proportion of steel and aluminum in a acsr conductor depends on the mechanical strength and the power load required. The core can be single wire or stranded depending on the size. Acsr conductors combine the lightweight and good conductivity of aluminium with the high tensile strength and ruggedness of steel. Aluminiumconductor steelreinforced cable wikipedia. Pdf acsr aluminium conductor steel reinforced sahil. F0 primary group code acsr conductor disscaay5 bs215 iec61089 size code panther bear kingbird goat tern. Aluminium cable acsr astm b aluminium conductor steel reinforced application acsr conductor consists of a solid or stranded steel core surrounded by strands of aluminium. Overhead electrical distribution and transmission lines. This configuration gives a core 50% lighter and 20% more resistant than the steel core of a common acsr conductor 1. All aluminium conductors are made up of one or more strands of aluminium wire depending on the end usage.
This specification covers concentriclaystranded aluminum conductors, coated steel reinforced acsr, made from round aluminum 50h19 wires and round, coated steel core wire for use as overhead electrical conductors. Conductor data sheet aluminum conductors steel reinforced acsr approx. Resistance is calculated using astm standard increments of stranding and metal conductivity of 61. Aluminium conductor steel reinforced acsr continental. Aluminum conductor steel reinforced acsr cables abc. The inner layers are composed by steel wires and the external layers are composed by harddrawn aluminium aa50h19. The higher strength acsr conductors are used for river. Does not adhere to or combine with usual insulating materials. Aluminum conductor steel reinforced bare applications used as bare overhead transmission conductor and as primary and secondary distribution conductor and messenger support.
Acsr conductors combine the light weight and good conductivity of. Aluminium conductors have achieved wide acceptance all over the world for use in overhead transmission and distribution lines. Acsr aluminium conductor steel reinforced its a bimetallic conductors. This specification covers round, aluminum clad steel core wire used for mechanical reinforcement in the manufacture of aluminum conductors, aluminum clad steel reinforced. Request pdf damage investigation of the aged aluminium cable steel reinforced acsr conductors in a highvoltage transmission line in order to evaluate. Acsr aluminum conductor steel reinforced on american wire. The inner core is composed of aluminium clad invar wires.
It is manufactured from electrolytically refined aluminium, having a purity of minimum 99. A conductor consisting aluminium and galvanized steel wires, built up in concentric layers. Brand composite conductor, also known as aluminum conductor composite reinforced accr, represents the first major change in overhead conductors since the conventional aluminum steel reinforced conductor acsr was introduced in the early 20th century. Acsr conductor is available in a range of steel strengths varying from 6% up to. Drums within shipping container are fixed with wooden or steel frames. Standard specification for aluminumclad steel core wire. Acsrastmb aluminium conductor steel reinforced acsr are available in a range of steel contents ranging from 6% to 40% for additional strength.
The higher strength acsr conductors are used for river crossings. Aluminum conductor, steel reinforced acsrtw are aluminum conductors with a stranded steel core. Acsr conductor aluminium conductors steel reinforced. This conductor is also known as aluminium stranded conductor. Shaped wire compact concentriclaystranded aluminum conductors, steel reinforced acsrtw 19 wire combination unilaystranded aluminum 50 conductors 8xxx series aluminum alloy wire for electrical purposes aluminum alloy 8xxx concentriclaystranded conductors for subsequent covering or insulation. Acsr conductors are formed by several wires of aluminium and galvanized steel, stranded in concentric layers. Continued acsr aluminum conductor steel reinforced all values are nominal and subject to correction current ratings based on 75 c conductor temperature, 25 c ambient, 2st wind, 96wattssq. Pdf analysis of all aluminum conductor aac and all aluminum. The purpose of introducing a steel core inside the stranded aluminum conductors is to obtain a high strengthtoweight ratio.
Aluminium overhead conductors 66kv765kv range sabs aac all aluminium conductors aaac aluminium alloy acsr aluminium conductors steel reinforced accc high temperature low sag malesela taihan electric cable. Aluminium conductor steel reinforced acsr is concentrically stranded conductor with. The extensive range of olex bare overhead conductors includes internationally accepted conductor configurations. Acsras aluminium conductor aluminium clad steel reinforced aluminium conductors, aluminium clad steel reinforced acsras or acsraw are c concentrically stranded conductors with one or more layers of hard drawn 50h19 aluminium wires on aluminium clad steel. Aluminium conductor steel reinforced african cables. Generally a steel core is used with the aluminium to give the conductor mechanical strength. Aluminum conductor steel reinforce conductor manufacturer. Manufactured and tested in accordance with astm or. Code words for overhead aluminum electrical conductors. Acsraw aluminum conductor steel reinforced aw core p r o d u c t d e s c r i p t i o n concentriclaystranded conductors made from round aluminum alloy 50h19 with an aluminum clad steel core, either aw2 normal strength or aw3 high strength. Aluminium conductor steel reinforced cbi electric african cables po box 172, vereeniging 1930 tel. Comparing with common aluminium conductor steel reinforced acsr with equal outside diameter, the dc resistance of energysaving. Aluminium conductor steel reinforced acsr is concentrically stranded conductor with one or more layers of hard drawn 50h19 aluminium wire on galvanized steel wire core.
F0 primary group code acsr conductor disscaay5 bs215 iec61089 size code squirrel fox mink hare chicadee wolf no. The above documents are pdf files, you must have adobe acrobat reader. The wire or wires which form the core, are made of galvanized steel and the external layer or layers, are of aluminium. Aluminum conductor steel reinforced acsr application the acsr is designed around a galvanized steel core that may consist of one or more wires. Aluminum conductor steel reinforced self damping conductors. This abstract is a brief summary of the referenced standard. Characteristics of aluminium conductors steel reinforced type al1 st1a spain cenelec en50182. Kingwire acsr aluminum conductor steel reinforced code word size awg or kcm stranding alstl diameter weight per ft lbs content % rated. Product identification and data the aluminum association. Flame retardant fr armoured cable is a plain annealed copper conductor, pvc insulated. Damage investigation of the aged aluminium cable steel reinforced.
The base metal shall be steel produced by the openhearth, electricfurnace, or basicoxygen process and shall be of such composition that the finished clad wire shall have. Allaluminium, contemporary aluminium alloy and steelreinforced conductor. Acsr conductors have round wire aluminum strands, while acsrtw conductors have trapezoidal. Aluminium conductor steelreinforced cable acsr is a type of highcapacity, highstrength stranded conductor typically used in overhead power lines. B 500 stranded steel core for aluminum conductor, zinccoated galvanized, steel reinforced acsr b 502 aluminum clad steel core wire for aluminum conductors, aluminum clad steel reinforced b 524 concentriclaystranded aluminum conductors, aluminum alloy reinforced acar and 506201. This specification covers concentriclaystranded aluminum conductors, coated steel reinforced acsrmade from round aluminum h19 wires and round, coated steel core wire for use as overhead electrical conductors. The center strand is steel for additional strength to help support the weight of the conductor. Pvc lh, bedded, galvanised steel wire armou, pvc lh sheath. General cables bare overhead conductors are available as allaluminum conductors. Acsr aluminum conductors steel reinforced spanishsizes. Steel core wire is available in class a, b or class c galvanization for corrosion protection. This arrangement is termed aluminium conductor steel reinforced or acsr. Bare ec grade harddrawn aluminum conductors stranded around an inner core of galvanized steel wire s.
Read online conductor data sheet aluminum conductors steel reinforced. Aluminium conductor steel reinforced acsr description. Acsr aluminium conductor steel reinforced midal cables. Acsr aluminium conductor steel reinforced conventional. Acsr aluminium conductor steel reinforced power cables the technical specifications may change any time without prior notice. All books are in clear copy here, and all files are secure so dont worry about it. Download conductor data sheet aluminum conductors steel reinforced. The higher strength acsr conductors are commonly used for river crossings, overhead earth wires, and.
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