In the event ac power is lost, the unit operates through the batteries located in the control. Pole mounted automatic circuit recloser smrc series 15kv, 27kv. Fuse links used as protecting devices on the load side of oil circuit reclosers must be selected according to the following rules. The useries automatic circuit recloser uses vacuum interrupters, contained in epoxy bushings, eliminating the need for insulants like oil and gas. Technical specification for pole mounted remotely controllable automatic circuit reclosers for single wire earth return swer distribution systems page 3 of 32 specification ets060702 ver 4 ergon energy corporation limited abn 50 087 646 062 automatically trip and lock out the recloser if the sf6 pressure falls to a value where any. Mitigation of undesired operation of recloser controls due. The useries solid dielectric automatic circuit recloser also known as a circuit breaker represents nulec industries commitment to improved products and ongoing product development. Always filter new oil before using, even though it may be obtained from an approved source. Since smrc recloser is using sf 6 gas instead of oil, a major fire hazard. The ge distribution recloser is a powervac inair, type pvdr, four shot recloser for use in applications on distribution systems. Tavrida electric is a specialist in the development and manufacturing of medium voltage switchgear products for indoor and outdoor applications. Oil interrupters reclosers using oil for current interruption use the same oil for basic insulation. The nonreclosing feature is set with a handle under the sleet hood see arrow. Eatons cooper power systems offers a family of reclosers that are elegantly simple yet contain design features that.
Reclosers with electronic operating mechanisms use a coil or motor mechanism to close the contacts. These instructions do not claim to cover all details or variations in the equipment, procedure, or process described, nor to provide direction for meeting every possible contingency during installation, operation, or maintenance. When the recloser senses a fault current, it automatically opens, and if the fault is temporary, it automatically. Read and understand the contents of this manual and follow all. Ocr is defined as oil circuit recloser somewhat frequently. It provides the features of a traditional recloser, plus the benefits of up to date design optimised for automation, remote control and monitoring, now or in. Although the operating principle of an ocr is relatively simple, there are many different types and ratings. The pole top circuit breaker is one of the manufacturers family of outdoor circuit breakers optimised for remote control and automation schemes. When you have a need for oil circuit recloser service, repair, maintenance or testing, trust the experts at central illinois reclosers inc. Solomon corporation is the nations largest independent provider of oil circuit recloser ocr repair and maintenance services. Pdf conditionbased monitoring of oil insulated, vacuum.
This recloser is designed with a mechanically ganged operator for three phase automatic or manual trip operation providing overcurrent protection for systems. Verify the proper operation of automatic circuit reclosers under simulated fault conditions efficiently test virtually all single or three phase direct acting reclosers and sectionalizers perform primary injection testing of electronically controlled reclosers recloser test sets models rcl19 and rcl47 testing applications technologies. Type rve oilinterrupting, threephase, electronically controlled, automatic circuit recloser. The downline reclosers were all previously hydraulic type with oil interruption. Upline recloser stays closed downline recloser trips open fastcurve coordination 190 1800 phs. Operation principle the vipersp recloser monitors the circuit using an internal multiratio current transformer. Given the construction st andards manual, you will be able to explain the types and ratings of oil circuit reclosers ocrs. Replace contacts when burns penetrate more than inch.
But, every recloser requires service to maintain optimum functionality and prevent faults. Each sectionalizer detects and counts fault current interruptions by the recloser or circuit breaker. Instruction book oil circuit breaker types f11 and f22. Passing the oil through a blotter press will remove free water and solid contaminants such as rust, dirt, and lint. The device is designed for manual and automatic remote control of air break.
Ocr8015 and ocr9150 automatic oil circuit recloser. United states department of agriculture rural utilities. The vacuum inair distribution recloser is available as a standard offering utilizing the gemultilin. Ovr recloser simulation flyer english pdf leaflet recloser retrofit control descriptive bulletin english pdf leaflet epmv apparatus marketing contacts english pdf list outdoor mv products global product offering linecard english pdf information distribution reliability using reclosers and sectionalisers english pdf. Oil circuit reclosers and switches recloser equipment. Type r is used for applications at 15 kv or 27 kv, and type v for applications at 38 kv. When the handle is down left, the recloser will trip on overcurrent and lock out without reclosing.
Abb library is a web tool for searching for documents related to abb products and services. Automatic circuit recloser guide cambodia electricity. Automatic oil circuit recloser test sets timer measurements an autoranging, solidstate timing system with digital display is incorporated to provide individual indication of the elapsed time of each sequence of the reclosers operation. A test set designed to energize an oil filled circuit recloser with a reasonably constant. Rus bulletin 1728f803 viewing instructions there are both bookmarks and links imbedded in this file. Coordination of fuse links with oil circuit reclosers eaton. Form 6 polemount recloser control operational flow diagram.
Useries threephase recloser wseries singlephase recloser n00805 102017 useries threephase recloser. Smrc is 3 phase sf6 gas insulated vacuum interruption auto circuit recloser designed for pole mounted or substation applications. Solomon corporation is your complete oil circuit recloser service solution, with trained technicians available to work inhouse or in the field on all makes of hydraulic and electronic reclosers, switches, sectionalizers, and controls. A recloser is a special type of circuit breaker that automatically recloses after a fault has occurred in overhead power lines. Stability of dbpc inhibited oil in oil circuit recloser operation includes discussion. Oil circuit recloser operating principles module objectives. The type gr3 recloser consists of three singlepole 100ampere frame gr recloser units, mounted on a single heavy cast aluminum base and immersed in a common tank of oil. Solomon corporation is your complete oil circuit recloser service solution, with trained technicians.
Recloser technology as part of our initiative to stay a generation ahead, abb has assembled the latest magnetic actuation technology, highest quality vacuum interrupters, and most durable hcep insulating material into the most dependable, cost effective, and lowest maintenance solution for recloser products. Browsing with bookmarks bookmarks mark parts of a document for quick access. Hydraulic recloser control is used in most singlephase reclosers and in threephase recloser types 6h and v6h. Most reclosers with hydraulic control except the wgroup reclosers also use the same oil for timing and counting functions. The system is powered by an external 120 vac source. Nseries automatic circuit recloser endeavour energy. The mechanism is enclosed in a 316 grade stainless steel tank with a stainless steel lid. Type rv oil interrupting, hydraulically controlled, automatic circuit recloser. Becoming a very wellknown site in the pacific for the manufacture of switchgear and switchrooms, it continued to be owned by gec alsthom.
If damage is discovered, file a claim with the carrier immediately. When the handle is up right, the recloser will operate according to its internally set program. A detailed description of mcec substation design is covered in 1. The type l hydraulically controlled oil interrupting recloser. Type rx oil interrupting, hydraulically controlled, automatic circuit recloser.
Description operation the type w recloser is a selfcontained device that senses single or threephase fault currents and interrupts simultaneously all three phases of a distribution circuit. Automatic oil circuit recloser test sets ocr8015 and ocr. Introduces powervac vacuum distribution recloser an addition to the proven vacuum distribution product line. S280703 form 6 microprocessorbased polemount recloser. Osm recloser noja power recloser switchgear engineers. Technical specification for single phase 19kv recloser page 4 of specification ets060701 ver 4 ergon energy corporation limited abn 50 087 646 062 5.
With the osm recloser, cut your saidi and saifi by up to 80%, and your network reliability gains give an average asset investment payback period of less than 12 months. At solomon corporation, we know that recloser equipment is designed and built to withstand the heaviest demands and prevent power outages. As we move towards our goal of being a world class advanced technological company in. It is pneumatically tripfree on automatic operation and mechanically tripfree on hand closing. The tank is fabricated from heavy sheet steel, is finished with standard oil circuit breaker paint, and has a micar. Circuit breakers, proceedings ieee 19th international. An oil circuit breaker operated by the type cas6 operating mechanism is closed by compressed air and opened by springs. Reclosers are made in single phase and threephase versions, and use oil or vacuum interrupters. Useries threephase recloser wseries singlephase recloser. R oil circuit recloser assembly units index r oil circuit recloser construction drawings. With this type of control, an overcurrent is sensed by a trip coil that is connected in series with the line. In addition to automatic circuit reclosers, the schneider electric family of switchgear includes remotely controlled and monitored. For effective recloser operation, oil must be reconditioned or replaced before it deteriorates beyond a safe level.
Keep aeration to a minimum during filtering to prevent moisture in the air maintenance type l recloser maintenance instructions maintenance. The program will especially be useful to engineers, supervisors and other technical individuals who require a thorough understanding of switchgear and circuit breaker design. A circuit recloser test set as defined in claim 5 wherein said recloser monitor further includes. Maintenance of power circuit breakers internet version of this manual created december 1999 hydroelectric research and technical services group the appearance of the internet version of this manual may differ from the original, but the contents do not united states department of the interior bureau of reclamation. Oil circuit breaker shipping the types f11 and f22 oil circuit breakers are built on the unit basis, i. Idmt allows for the recloser operating time to be inversely proportional to the magnitude of the fault current, forcing the recloser closest to the fault to operate first and clear the fault. The placement of protection devices in a conventional radial feeder is. The rer620 is a dedicated recloser protection and control relay perfectly aligned for the protection, control, measurement and supervision of utility substations and industrial power systems including radial, looped and meshed distribution networks with or without distributed power generation. Operating trip times, reclosing intervals and total time to lockout are indicated. Leatherberry, a power class recloser for higher speed clearing of distribution circuits, aiee transactions, vol. The nseries automatic circuit recloser acr is a stateoftheart electronically controlled outdoor, pole mounted, three phase recloser. Technical specification for pole mounted controllable.
The type r and type v vacuum circuit breaker trays are the industrial application of the type r and type v outdoor circuit breakers. This switchgear, circuit breakers and power transformers course is ideal for those who want to study the significant characteristics of circuit breakers and switchgear. This document is valid for the u and wseries remotely controlled and monitored automatic circuit recloser acr which consists of the u and wseries automatic circuit recloser acr combined with an advc. These designs are to be used for indoor applications. Oil circuit recloser field maintenance solomon corporation. Systems where a scada control interface capability is required in the use of. Reclosers are small circuit breakers located at the top of distribution poles and are typically used on very long distribution feeders. It is a selfcontained device with the necessary circuit intelligence to sense overcurrents, to time and interrupt the overcurrents and to reclose automatically to reenergize the line. The cycloaliphatic epoxy resin casting is bolted onto the lid. Technical specification for single phase 19kv recloser. Our cooperauthorized recloser service centers are here to handle all your repairs and maintenance, extending the life of your. Useries solid dielectric automatic circuit recloser.
Osm automatic circuit recloser 15kv, 16ka, 630a 27kv, 12. And, solomon corporation is actively buying ocrs from electric companies, electrical contractors, and large investorowned utilities. After a predetermined number of interruptions, the sectionalizer will open, thereby isolating the faulty section of the circuit, allowing the recloser to. Optimization of recloser placement to improve reliability.
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