Created as one molded piece, this insulator needs no hardware. Solid core post insulators xdge solid core post insulators are widely used in power plants, transmission substations, distribution substation and high voltage power equipment up. Gray glaze is standard on all station post insulators. Individual insulators with the insulating part shaped as a dish made from porcelain or glass with sockets shaped as into a cap and a pin with an end ball made from metal. Polymer station post characteristics 650kv to 750kv bil polymer station post characteristics 900kv to 1050kv bil catalog number 2323753001 2326383001 bil kv 900 1050. Type type of insulators hmm dmm lmm a pin type 562 165 229 432 b pin post type56572 336 170 534 c line post type572 305 152 559. Poecelain line post insulator standard particulars cat. Having trouble finding insulators that fit securely. Line post distribution hubbell power systems is a proud member of the hubbell family. Solid core post insulators xdge solid core post insulators are widely used in power plants, transmission substations, distribution substation and high voltage power equipment up to 1100kv. The linepost insulators are usually manufactured as onepiece solid. Distribution insulator cross references distribution insulator cross reference chart click here for pdf version pin type insulators pin posts spools victor cat. Short production time, tighter tolerances, flexible design, extrahigh mechanical strength and extended creepage distances are possible by isostatic process. Post insulators can be manufactured, designed and tested in accordance with ansi c29.
There are two types for this series, normal type and antipollution type. This library contains suspension, post and braced post insulators from section 26 of the ohio brass january 2002 catalog for hilite xl transmission insulators. The conductor passes through this groove and is bound by the. Station post insulators bulletin 2400001 four bolt series 0. These insulators are used for busbars, airswitches or for other special applications. Mar 09, 20 pin type insulators as the name suggests, the pin type insulator is secured to the cross arm on the pole. Prior to this version, the curve was limited to being a single rectangle. All insulators are produced in our new facilities, and the isostatic production processing line is one of the most modern in the world. The versatile neck designs in c, f, k and j, side and top grooves, allow the acceptance of largediameter. Station post insulators bulletin 2400001 four bolt series. Ansi class vi insulators victor porcelain products cooper lapp ohio brass santana a b chance 88r 552 253s np8d8 6188r 12847 pi 22081 c9052.
Post type insulators the post insulators are used on distribution, substation, and transmission lines and are installed on. Ansi 5731, ansi 5732, ansi 5733, ansi 5734, ansi 5735 the type of line post insulator used in south southafrica can be classified as capped line post insulator ep356, ep480, ep802 cap less line post insulator ep472, ep965, ep8 composite line post. Composite post insulators 24kv with forged aluminium or galvanized cast iron end flanges. Today, were still putting our unparalleled reputation for reliability on the line through quality, innovation, customer focus and an unwavering commitment to world class performance. These yellow electric fence insulators are packed 25 per bag.
The line post insulators are manufactured for vertical or horizontal mounting. Zareba yellow standard snugfitting tpost insulator 25per. The maximum design cantilever load of the post insulator is defined as the maximum load that can be permanently applied to the post insulator without mechanical degradation. This specification covers design, manufacture, testing at manufacturers works of post insulators, anti fog type disc. Technical specification for outdoor porcelain station post. White tpost poly tape insulator 25per bag the home depot. It consists of a protruded fibre glass rod and a nontracking polymer housing which is directly bonded to the metal end fitting. With various configuration options for the live end and ground end hardware fitting designs for different voltage levels are also possible for our line post insulators. Solidcore station post insulator may be manufactured according to iec, ansi, bs and other standards, with cantilever strength from 4kn to 18kn, which is used on 15kv to 750kv station and substation. Composite post insulator 145kv 8kn cantilever strength.
Main applications reactors, disconnectors, busbar supports design and type tests iec 61462, iec 60273 system voltages 245 550 kv ac, 800 kv dc. Post insulators are used in areas with heavy pollution and risk of vandalism. You may now input as many curves of whatever shape you like with each curve having as many points as necessary to accurately describe the strength of the insulator. Orientcomposite insulator pdf, download composite insulator pdf. The post type fourbolt apparatus insulator provides a 3inch bolt circle and may be used as a direct replacement for porcelain and nonporcelain insulators. There is a groove on the upper end of the insulator for housing the conductor. The boundary element method bem has been employed for electric field computations. In electrical again, they can be classified based on thermal characteristics, mechanical characteristics, composition thermosets, thermoplastics, natural, synthetic, solid, liquid, gases and so on. Line post insulator cross refer victor insulator company. For short circuit loads only, the maximum recommended working load is 100% of published ratings when using formulas from ansi c371972.
Ppc insulators for the transmission and distribution of. Station post insulators page 6 of 12 specification ets100102 ver 2 ergon energy corporation limited abn 50 087 646 062 7. Orientline post type insulators composite insulator. Type composite station post insulators, hollow core type. Ansi class vi insulators victor porcelain products lapp newell santana a b chance 2115 5115 4315p pl11102 f c9031910. Specification for 36 kv post insulator npcil etenders. Insulators line post porcelain 106 au insulators tietop t xarm ground end live end pin post gain base vertical clamp top c horizontal clamp top h cat no. Poecelain line post insulator horizontal mounting clamptop type with curved base standard particulars cat. As 4436 guide for the selection of insulators in respect of polluted. Capacitiveresistive field computations are carried out around post type hv insulators of varying shapes. It is mounted rigidly on supporting structure by means of a stud or bolts.
These insulators are constructed in the form of a cylinder. The raychem rlp polymeric line post insulator combines mechanical strength with excellent pollution performance. Profiles of test insulators a pin type insulator b pin post insulator and c line post insulator. Distribution insulator cross re victor insulator company. Powerfields designs, manufacturers and delivers a diverse selection of products for the farmranch retail industry. Definitions, test methods, acceptance criteria for post insulator units, standards australia, 2005 12. The damaged insulator can be replaced at the next opportunity. Research and further development resulted in the optimization of our post insulators for distribution plants and switchgear systems. The conductor passes through this groove and is bound by the annealed wire of the same material as the conductor. A long insulator has a lower mdcl than a short one, due to the. Abstract this paper presents a simulation of electric field distribution along the insulator in case of lightning strike to the wires on top and at the side of line post type 57 2 tis.
The product range of our rodurflex transmission line insulators includes products for vertical and horizontal installation. The circular surface of the cylinder is corrugated to increase the leakage distance. Electrical performances of line post insulators in 22kv. Orientcatalogue for porcelain station post insulators. Line post insulator cross reference line post insulator cross reference chart click here for pdf version tie top insulators vertical clamp top insulators horizontal clamp top insulators victor cat. Line post insulators can be used in the general area and the ac power lines in heavy polluted areas, played insulation and support conductors. Post type insulators are usually used in substations. These insulators exhibit high resistance to puncture.
No dominant type as standard insulator in clean areas always perform life cycle cost analysis almost dominant solution in china. For 22 years, powerfields has been a trusted partner to retailers all over the united states. Ppc offers the most comprehensive range of porcelain post insulators up to highest ac and dc system voltages with the most progressive technology, engineering and life time. The zareba yellow standard snugfitting t post insulator fits securely on standard 1. The linepost insulators are manufactured for vertical or horizontal mounting. A wide variety of 69kv line post insulator options are available to you, such as. Tietop type fneck nneck 9 top and sidewire groove top wire. Porcelain insulator petticoats should be alternate shade design, suitable for heavily polluted area. Type type of insulators hmm dmm lmm a pin type 562 165 229 432 b pin post type 56572 336 170 534 c line post type 572 305 152 559.
Base line designation nominal voltage kv height creepage mount end h11536 h158 h176 h112 h157 h11632 h168 h11173 h11174 h11461 h11472 h11529 h11654 h11663 h11669. Porcelain line post insulator standard particulars iec class lightning impulse withstand voltage kv power freq. For installation on structures to support transmission conductors. Mechanical rating of polymer lp is generally defined by the mdcl. Electric fence product specialists avaliable online and by phone. More than 30 years experience in power industry since 1978 as a composite insulator manufacturer in china, advanced manufacturing process, strict quality control test system, iso certificated, excellent communication, considerate services, enable us to be a leading composite insulator manufacturer of composite insulator and polymer insulator. Composite post insulator 72,5kv 16kn cantilever strength. Pdf performance study of line post insulator under.
Dulhunty power insulator section i type iec class xwp70 xwp100 xwp160 creepage distance, mm 400 400 450. American national standard for insulatorswet process porcelain and toughened glasstransmission suspension type. The insulator includes a tape holder which unlocks for easy installation. Silicone rubber housing platinum curing, solid high temperature vulcanized htv silicone rubber based on. Designed for upright or angle mounting on a crossarm, a choice of stud assemblies is available for both wood and steel crossarms. The zareba white t post poly tape insulator is molded of heavyduty polyethylene.
Pin type insulators as the name suggests, the pin type insulator is secured to the cross arm on the pole. The posttype fourbolt apparatus insulator provides a 3inch bolt circle and may be used as a direct replacement for porcelain and nonporcelain insulators. All 3 loads and their interactionsshould be used in the evaluation. Oct 30, 2014 orient power is a porcelain post insulator manufacturer, supplying ansi 571, 572, 573, 574, 575, 576, 5711, 5712, 57, 5714, 5715, 5716. Influence of electric field distribution along the line. Slightly damaged post insulators will still have structural integrity and good excellent properties. A complete assembly lapp catalog number l99126 is composed of end fittings and three individual insulator sections. This library contains sedivers strain, suspension, and 2part insulators. Line post insulator on sales quality line post insulator. Our post insulators from the latest high performance ceramics have been in use for many decades in switchgear and capacitor bank platforms. Kencove ships electric fence supplies and tools for high tensile, portable fence, plastic high tensile rail fence, and nonelectric high tensile wire to hold and protect cattle, horses, sheep, goats, deer, elk, poultry, and gardens. Capacitiveresistive field computations are carried out around posttype hv insulators of varying shapes. This t post poly tape insulator helps prevent problems from arising with your electric fence by keeping the poly tape from moving on the t post. African countries use two types of insulator, capped and uncapped porcelain line post insulator.
Lapp insulators has been extending the limits of manufacturing high voltage insulators since 1916. Typical application areas for different types of insulators. This unusually compact design may be mounted in any position. Ppc one piece design tie top line post insulator eliminates the need for suspension shells while providing maximum protection under severe flashover and mechanical impact. Transmission line insulators, porcelain, post horizontal strut description. Ppc porcelain ceramic post insulators ppc insulators. Checking post insulators with multiple interaction curves. May 18, 2011 post insulators are used in areas with heavy pollution and risk of vandalism. Longitudinal load can not use just one of these to determine if a post insulator is adequate for the anticipated loads. Suspension and post type insulators for electric power. Ansi post insulator code number,ansi post insulator created date.
69 617 981 800 1566 641 236 1339 1319 1074 187 1574 585 987 150 85 780 871 240 924 623 1491 332 1180 1270 1441 1389 1565 1110 547 1238 1115 426 1053 1128 1032 1652 582 320 524 27 1357 101 377 588 852 1357 1472