* Your assessment is very important for improving the workof artificial intelligence, which forms the content of this project
Download Número de publicación
Power inverter wikipedia , lookup
Solar micro-inverter wikipedia , lookup
Phone connector (audio) wikipedia , lookup
Power over Ethernet wikipedia , lookup
Resistive opto-isolator wikipedia , lookup
Power engineering wikipedia , lookup
Variable-frequency drive wikipedia , lookup
History of electric power transmission wikipedia , lookup
Pulse-width modulation wikipedia , lookup
Voltage optimisation wikipedia , lookup
Alternating current wikipedia , lookup
Circuit breaker wikipedia , lookup
Opto-isolator wikipedia , lookup
Surge protector wikipedia , lookup
Power electronics wikipedia , lookup
Stray voltage wikipedia , lookup
Distribution management system wikipedia , lookup
Ground (electricity) wikipedia , lookup
Mains electricity wikipedia , lookup
Earthing system wikipedia , lookup
Rectiverter wikipedia , lookup
Buck converter wikipedia , lookup
Switched-mode power supply wikipedia , lookup
Crossbar switch wikipedia , lookup
1/13 ANEXO B.- Documentos relevantes encontrados relacionados con tecnologías de Celdas Eléctricas compactos. NÚMERO DE PUBLICACIÓN ITMI20000490 A1 WO200169740 A1 AU4066501 A US2003029842 A1 CN1416608 A IT1317586 B1 US6678151 B2 IN1321/MUMNP/2002 A CN1230957 C EP1269591 B1 AT457538 T DE60141271 D1 ES2340572 T3 TÍTULO MODULE FOR HIGHAND MEDIUMVOLTAGE ELECTRIC STATION SOLICITANTE ABB ABB RICERCA PRIORIDAD RESUMEN Se presentó en México Todavía se puede presentar 2000IT-MI00490 20000310 2001WO-EP02318 20010226 A module comprising: a supporting frame, having a fixed and a movable part; first actuator for wiring the movable part; first and second sets of three insulating posts, arranged on the fixed part along two corresponding rows; first and second disconnection contacts being respectively associated with the insulating posts and being electrically connectable to the module, to corresponding electric terminals. The module comprises a set of three multifunctional interruption assemblies, each of which comprises:a supporting insulator, on the movable part and connected in an elbow-shaped configuration to a containment insulator which contains an interruption unit having a fixed movable contact which is operatively connected to second actuation means;third and fourth disconnection contacts, which are electrically connected to the interruption unit and are connected to the first and second disconnection contacts, respectively. Further, the first and/or second actuator comprises a motor with position control. NO NO 2/13 NÚMERO DE PUBLICACIÓN CN201294197 Y TÍTULO SOLICITANTE Assembling structure for contact HENAN SENYUAN compression spring ELECTRIC of mediumpressure vacuum circuit breaker PRIORIDAD RESUMEN Se presentó en México Todavía se puede presentar 2008CN-U149765 20081017 The utility model discloses an assembly structure for a contact compression spring of a medium-voltage vacuum circuit-breaker in a power distribution system, which comprises an insulating draw rod (3) whose one end is provided with an insert (6), a disk spring (2), a connecting rod (8) whose middle portion is provided with a flange, and a sealing nut (1) whose middle portion is provided with a round hole, wherein a guide groove (7) is arranged on the bottom of the insert (3), and the lower end of the connecting rod (8) is penetrated through the disk spring (2) into the guide groove (7) of the insert. When the connecting rod (8) moves up and down, the lower end of the connecting rod is still in the guide groove (7), thereby avoiding the friction and clamping stagnation phenomenon between the connecting rod (8) and the dish spring (2), and increasing the performances of the vacuum circuit-breaker. NO NO 3/13 NÚMERO DE PUBLICACIÓN EP1772883 B1 AT415696 T DE602005011297 D1 TÍTULO A medium-voltage vacuum circuit breaker and a related mediumvoltage switchboard SOLICITANTE ABB TECHNOLOGY PRIORIDAD RESUMEN Se presentó en México Todavía se puede presentar 2005EP-0077252 20051004 A medium-voltage vacuum circuit breaker (100) comprising: - a plurality of interruption poles (1) each having two connection terminals, and a vacuum envelope (4) which contains a fixed contact and a mobile contact electrically coupled each to a corresponding terminal; - an operating mechanism (200) which has a front panel (7) and is suitable to supply actuating energy for moving the mobile contacts of the interruption poles between a circuit breaker closed position where they are each electrically coupled with the corresponding fixed contact and a circuit breaker open position where they are disengaged therefrom; - means (300) for transmitting the actuating energy from the operating mechanism to the mobile contacts; characterized in that each interruption pole comprises an insulating box delimiting an internal free volume which accommodates a corresponding vacuum envelope, said interruption poles being aligned each other and being arranged so as the respective mobile contacts are movable, during actuation, along a substantial vertical axis, with the vertical axes of the interruption poles lying in a common vertical plane which is substantially perpendicular to the front panel, and in that said transmission means are positioned on a side of the aligned interruption poles. NO NO 4/13 NÚMERO DE PUBLICACIÓN TÍTULO SOLICITANTE CORFITSSON OLLE PRIORIDAD RESUMEN Se presentó en México Todavía se puede presentar 2010EP-0169660 20100715 Air-insulated switchgear, AIS, for switching an electrical current at an upper medium voltage or high voltage, comprises a busbar section (112) comprising a set of parallel, air-insulated busbars (114a-c, 214a, 314a) sharing the same open space, said busbars (114a-c, 214a, 314a) being arranged at a distance (D 114 ) from each other exceeding an insulating distance, and being supported at a distance exceeding an insulating distance above the ground; and a first set of cable terminations (132a-c), each cable termination (132a-c) of said first set of cable terminations (132a-c) being connected to a respective underground cable conductor (118a-c), and further being connected to a respective busbar (114a-c, 214a, 314a) via a respective circuit-breaker (122a-c, 322a), wherein at least one cable termination (132b-c) of said first set of cable terminations (132a-c), and the respective circuit-breaker/-s (122b-c) associated with said at least one cable termination (132b-c) of said first set (132a-c), are located directly below the busbar section (112). NO NO NO NO NO NO EP2408075 A1 WO2012007285 A1 Air-insulated switchgear CA2389902 A1 US2002195425 A1 JP2003022736 A CN1393900 A US6593538 B2 FR2826503 B1 IN0674/DEL/2002 A JP4210078 B2 EP1271590 B1 AT477580 T DE60237265 D1 Hybrid circuit breaker for middle or high voltage with vacuum and gas ALSTOM ALSTOM TECHNOLOGY AREVA T&D 2001FR-0008319 20010625 The hybrid circuit breaker has an outer envelope (12) with a vacuum switch (10) and a gas filled (11) circuit breaker both with contacts (1,2), (3,4). A connection mechanism (13) moves longitudinally activating the first contact set. There is a movement mechanism connected to the connection mechanism displacing also the third and fourth contacts. Movement is by contact following a dead course region (D) which holds the circuit breaker under vacuum. DE3217961 C2 Encapsulated small switching cell DRIESCHER SPEZIALFAB FRITZ 1982DE-3217961 19820513 A space-saving earthing switch for medium-voltage switching cells is described, whose contact blades are arranged in a plane and are operated by means of a directly articulated push rod. 5/13 NÚMERO DE PUBLICACIÓN TÍTULO FR2689305 B1 Three=phase cut=off for medium voltage circuit breaker - has three separate identical poles each with evacuated enclosure contacting separable contacts within air-cooled chamber SMALL-SIZE MEDIUM-VOLTAGE SWITCHGEAR UNIT FOR USE IN UNDERGROUND MINES PL307405 A1 PL175875 B1 PRIORIDAD RESUMEN Se presentó en México Todavía se puede presentar ALSTOM 1992FR-0003725 19920327 The cut-off has three poles which are enclosed in a metal box, with each pole comprising a moulded insulating chamber (10) housing the enclosure (14) which has insulating side-walls (14), preferably in ceramic, and being enclosed at each end by plates or caps (16,17). A fixed metal rod (18) and contact (19) is attached to one plate (16). A moving metal rod (22) and contact (21) with a bellows seal (23) slides through the other plate (17). A copper tube (35A), threaded at one end to take a connector (32), is soldered to the first plate (16). A metal bar (31) makes a soldered connection to the second (17). The moving contact is operated by a self-adjusting rod (30) with a restoring spring (26) and casing (25). Air flows through the copper tube and through grooves in the chamber. USE/ADVANTAGE - Particularly for unpluggable circuit breakers. Smaller size, lower cost, and flexible use without specialised tools. NO NO GIELECIAK ZBIGNIEW GUZEK KAZIMIERZ KASPRZYK KRZYSZTOF LEYKO TADEUSZ SKOWRON HENRYK SOBOLEWSKI ANDRZEJ ZAJAC STANISLAW 1995PL-0307405 19950220 NO NO SOLICITANTE 6/13 NÚMERO DE PUBLICACIÓN ITMI982259 A1 WO200024099 A1 AU6474299 A IT1302716 B1 CN1331858 A EP1123571 B1 AT231658 T DE69905065 D1 US6545241 B1 CN1213527 C IN0404/MUMNP/2001 A IN203679 B WO03056676 A1 AU2002364754 A1 EP1468479 A1 US2005001489 A1 CN1610998 A JP2005513997 A RU2004123200 A RU2304335 C2 CN100448131 C US7813818 B2 JP4593923 B2 TÍTULO GAS-INSULATED SWITCHGEAR DEVICE A MEDIUM VOLTAGE INTEGRATED SWITCHGEAR SOLICITANTE ABB ABB RICERCA ABB SERVICE ABB TECHNOLOGY ABB T & D TECHNOLOGY ABB TECHNOLOGY ABB TEKNOLODZHI PRIORIDAD RESUMEN Se presentó en México Todavía se puede presentar 1998IT-MI02259 19981020 1999WO-EP07914 19991018 A high- and medium-voltage gas-insulated switchgear device, the peculiarity of which resides in the fact that it comprises a casing which contains: at least an interruption unit having at least one fixed contact and one moving contact which can couple each other, and first actuation means which are operatively connected to the moving contact; at least a disconnection unit electrically connected to the interruption unit, having at least one fixed contact and one moving contact which can couple each other, and second actuation means which are operatively connected to the moving contact; and in that at least one of said actuation means comprises a motor with position control. NO NO 2001EP-0205248 20011228 2002EP-0805782 20021227 2002WO-EP14892 20021227 An electric power distribution switchboard (1) in which one or more functional units are equipped with a switching device compartment (3) that integrates primary and secondary functions. Within the switching device compartment (3) are included, together with the switching device (37), the current and voltage sensors (36), the position sensors for interlocking, a human machine interface (HMI) and an Intelligent Electronic Device (IED) (4) and the related local configuration point (32) to configure the IED (4). The IED (4) realizes functional unit supervision, control, protection, communication and monitoring and acts as a concentrating point of functional unit information and decisions. The switchboard (1) of the invention further comprises power supply section, an I/O section and a communication system. NO NO 7/13 NÚMERO DE PUBLICACIÓN DE10220465 A1 DE20320783 U1 DE10305464 B4 DE10314458 A1 EP1463174 B1 AT460761 T DE50312499 D1 ES2342371 T3 HK1068031 A1 TÍTULO SOLICITANTE Switchboard facility for medium high voltage (MHV) has a casing fitted with SAG bus bars distributing ENERGIEVERSOR MHV from a GUNGSLOESUNG transformer to E consumers and forming a set of bus bars for that purpose. Switching system for interrupting electric current, especially in medium voltage range, has field SIEMENS control elements of ferromagnetic material for shielding parasitic magnetic fields Metal-clad gasinsulated switchgear ALSTOM AREVA T&D PRIORIDAD RESUMEN Se presentó en México Todavía se puede presentar 2002DE-1020465 20020507 Sets of bus bars (2a-c,3a-c) each fit in separate stacked bus bar casings (4,5) to form a bar sector on the side for a main casing (1). The bus bar casings are symmetrical and of equal size. Bus bar isolating links (10) each connect to the sets of bus bars and use ducts (11) to make electrical contact with a power switch (12) fitted outside the bus bar casings. NO NO 2003DE-1005464 20030204 2003DE-2020783 20030204 The switching system (1) has a vacuum switching tube (7) in a gas chamber for generating a magnetic field with ferromagnetic field control elements (10) that shield at least one vacuum switching tube against the effects of external magnetic fields generated by other vacuum switching tubes. The vacuum switching tubes are arranged mutually parallel to form a switch arrangement. The field control elements are partly outside the switch arrangement. NO NO 2003DE-1014458 20030328 The gas-tight main enclosure (12) contains the power switch compartment (14). The main enclosure includes a mounting for the power switch compartment (14) and the cable outlet opening (19). This is sealed gas-tight with a panel (40) or various different fittings. NO NO 8/13 NÚMERO DE PUBLICACIÓN CN1581617 A US2005035087 A1 FR2858879 B1 US6995330 B2 IN1500/DEL/2004 A EP1507274 B1 AT341828 T DE602004002634 D1 CN1303733 C TÍTULO SOLICITANTE Earthing switch ALSTOM ALSTOM TECHNOLOGY AREVA T&D PRIORIDAD RESUMEN Se presentó en México Todavía se puede presentar 2003FR-0009961 20030814 The switch has a grounding contact (2) associated with a conducting bar (1) and forming an earth electrode that branches at ground. Switching contact (8) short-circuits free space (E) between a phase and grounding contact when the switch is closed. The switching contact is electrically insulated from the phase and grounding contact in opening position of the switch. NO NO NO NO NO NO WO2005046014 A1 DE10351948 A1 NO20062587 A EP1683246 A1 CN1894835 A DE20321410 U1 US2011096468 A1 NO331767 B1 MEDIUM VOLTAGE SWITCHGEAR ABB ABB TECHNOLOGY 2003DE-1051948 20031107 2003DE-2021410 20031107 2004WO-EP12508 20041105 CN1661874 A US2005189326 A1 JP2005245200 A KR20060042156 A US7122759 B2 EP1569255 B1 AT343217 T DE502004001795 D1 JP4472555 B2 CN1661874 B KR101167615 B1 Compact earthing switch for gas insulated substation ABB TECHNOLOGY 2004EP-0405116 20040227 The invention relates to a medium voltage switchgear, comprising at least two switchboard sections, as according to the generic part of patent claim 1. According to the invention, a compact construction of a medium voltage switchgear with guaranteed secure insulation within the switchgear housing may be achieved, whereby, within a switchgear housing, at least one load switching field and at least one power switching field are arranged in common, or with a common opposing face and both the load switching field and the power switching field are embodied as vacuum switches. The device has an earthing drive (11), a movable earth contact (110c) and a fixed earth contact (12). The fixed and movable earth contacts are arranged in a gas chamber (9) of the gas-isolated switching system (15) and the earthing switching device (1') is mechanically connected to the housing (2) of the system near the fixed contact. A mounting cover (10) has a concave structural volume (100) expanding the gas chamber and the fixed earth contact is mounted on the inside of the cover and at least partly arranged in the structural volume of the cover. - AN INDEPENDENT CLAIM is also included for an electronic switching system, especially a high or medium voltage switching system. 9/13 NÚMERO DE PUBLICACIÓN US2005189325 A1 JP2005245196 A KR20060042376 A EP1569256 B1 AT337609 T DE502004001261 D1 US7122758 B2 JP4472552 B2 CN1661872 B KR101123223 B1 TÍTULO Insulated earthing switch for GIS SOLICITANTE ABB TECHNOLOGY DE102006017131 A1 IN0561/KOL/2007 A CN101055813 B EP1845540 B1 Three-position switch in particular AREVA for middle- or high ENERGIETECHNIK voltage switchgear DE202006008709 U1 WO2007137976 A1 CA2653676 A1 EP2022149 A1 CN201266802 Y US2009316339 A1 US7989717 B2 CONNECTOR SWITCH BAY FOR MEDIUM VOLTAGE SWITCHGEAR SIEMENS PRIORIDAD RESUMEN The device (1'') has a grounding contact (50) on the encapsulation side, an inner grounding contact and a grounding housing (3a) for accommodating a grounding drive (11) and mechanically connected to a gas isolated switching system or GIS housing (2). An electrically isolated measurement electrode (52) is provided for electrically contacting the grounding contact on the encapsulation 2004EP-0405117 side from the outside. The encapsulation side grounding contact, the 20040227 measurement electrode and the grounding housing are commonly mounted on the grounding assembly side and the encapsulation side grounding contact and the measurement electrode are electrically isolated from the grounding housing and the GIS housing. - AN INDEPENDENT CLAIM is also included for an electrical switching system, especially a high or medium voltage system. The switch has an electrically earthed housing (13) comprising two front sides (S1, S2), and two connection pieces (24, 34). A contact 2006DE-10017131 part is displaceable along an axis (A) and provided for electrically 20060412 connecting one of the connection pieces with the housing. The front DE1020060171314 sides are arranged transverse to the axis, and the connection pieces 34 20060412 are connected with an electrical conductor at the respective front sides. A current transformer core is arranged at the circumference of the housing. The panel has two supply devices (2, 6), which are electrically connected with one another by connecting units. A bus branch (16) 2006DE-20008709 is provided at the connecting units, and grounding units are 20060529 provided. The supply devices are connected with the bus branch 2007WO-EP55002 over a three position switches (13, 20) having contact, separation 20070523 and grounding positions. The supply devices are distant from one another in the horizontal and vertical directions. Se presentó en México Todavía se puede presentar NO NO NO NO NO NO 10/13 NÚMERO DE PUBLICACIÓN DE102006027164 B3 WO2007141238 A1 EP2024985 A1 IN4857/KOLNP/2008 A CN101461020 A TÍTULO POLYPHASE SWITCH PANEL FOR MEDIUM-VOLTAGE SWITCHGEAR ASSEMBLIES SOLICITANTE SIEMENS PRIORIDAD 2006DE-10027164 20060606 2007WO-EP55465 20070604 EP2026432 A2 DE102006056655 B4 Switch module for AREVA an electrical switch ENERGIETECHNIK device 2006DE-10056655 20061129 DE102006056656 A1 EP2026431 A2 Switch module for AREVA an electrical switch ENERGIETECHNIK device AREVA T&D 2006DE-10056656 20061129 EP1928065 A1 CN201163710 Y Medium voltage gas-insulated switchdisconnector. ABB TECHNOLOGY 2006EP-0125177 20061130 RESUMEN The panel has a drive unit (32) introducing drive movements in each switching pole (25, 28, 30). The poles are connected with bus bar connectors (3-5) by controllable contact systems (9, 10, 11), where the contact systems are controlled such that conductive connection is formed between the switching poles and the bus bar connectors by each controllable contact system. Each switching pole forms a conductive connection between the bus bar connectors and a grounding contact (31) in a closed condition. The switch module (10) has a housing (11), which are placed in a three-position switch and power circuit-breaker, and is filled with a dielectric liquid (27). The housing consists of an insulant. The metallic contact parts (20,21,23,) have a three-position switch and a power circuit-breaker, which are at a distance to the housing. The dielectric liquid is present in the area formed by the distance. The switch module (10), has a metallic housing (11), which has a cylindrical base body (12) with a longitudinal axis and a right angled outlet (13) that sticks out from the base body. The housing has another outlet (14) and each of the two outlets are fluid-tight connected with insulated bushings (18,19). A metallic contact piece (20,21) is accommodated in each of the two bushings in a fluid-tight manner. The contact pieces are connected by a position switch and the circuit breaker accessible from outside, which are provided with a bar (25) for actuation. A Medium Voltage gas-insulated switch-disconnector comprising: a gas-tight housing which contains an insulating gas; for each phase, a moving contact, a fixed contact and an earthing contact positioned inside said housing; an operating mechanism for moving said moving contact between open, closed and earthed positions. The gas-tight housing comprises a first, upper, half-shell and a second, lower, half shell coupled in a gas-tight manner, one of said first and second half shells being made of metal material, the other being made of polymeric material. Se presentó en México Todavía se puede presentar NO NO NO NO NO NO NO NO 11/13 NÚMERO DE PUBLICACIÓN WO2008122424 A1 KR20090128442 A EP2135337 A1 CN101652910 A US2010039752 A1 IN6037/DELNP/2009 A AU2008234991 B2 US8148654 B2 KR101140344 B1 DE202009009305 U1 DE102009025204 B3 WO2010146022 A1 CA2765459 A1 AU2010261904 A1 MX2011013267 A SG177266 A1 AP201206076 D0 IL216882 D0 KR20120034108 A EP2443712 A1 US2012145521 A1 EA201270025 A1 DE112010002583 T5 CN102742103 A JP2012530483 A IN9439/CHENP/2011 A RU2012101451 A TÍTULO LOW-VOLTAGE, MEDIUM-VOLTAGE OR HIGH-VOLTAGE SWITCHING OR CONTROL DEVICE, IN PARTICULAR A SWITCHGEAR ASSEMBLY FLUORINATED KETONES AS A HIGH-VOLTAGE INSUTLATING MEDIUM SOLICITANTE ABB TECHNOLOGY ABB TECHNOLOGY ORMAZABAL ORMAZABAL ANLAGENTECHNI K PRIORIDAD RESUMEN Se presentó en México Todavía se puede presentar 2007DE-10016952 20070405 2008DE-10017429 20080403 2008WO-EP02715 20080404 The invention relates to a low-voltage, medium-voltage or highvoltage switching or control device, a switchgear assembly according to the preamble of patent claims 1, 2 and 3, and to the uses according to patent claims 14, 15, 16 and 17. In order to be able to combine individual functions to form a standardized unit, without thereby deviating from conventional technology, the invention proposes that the electrical cabling between the electrical functional components of the switchgear assembly is replaced by a wiring in a box (1) or a panel and that the electrical components (20) are each connected directly to the box (1) by means of a bundle of bound cables (30). Another essential embodiment provides a coding plug for being plugged from the exterior. NO NO 2009DE-10025204 20090617 2010WO-EP58317 20100614 The device (100) has voltage-guiding component such as two contact pieces (101, 102) and two connecting pieces (103, 104) that are totally enclosed in a packaging (105). The packaging is filled with a filling medium (109) that contains a compound from a group of perfluorinated ketone. The packaging is provided with an openable and again-lockable closure element. The filling medium serves as an electrical isolation medium and/or an arc quenching medium. The connecting pieces are surrounded by bellows (108). An independent claim is also included for a method for filling a packaging. SI - 12/13 NÚMERO DE PUBLICACIÓN TÍTULO SOLICITANTE PRIORIDAD WO2011020510 A1 CN102484359 A EP2467912 A1 IN0284/KOLNP/2012 A SWITCH MODULE FOR MEDIUMVOLTAGE SWITCHGEAR AND MEDIUM-VOLTAGE SWITCHGEAR SIEMENS 2009WO-EP60773 20090820 WO2011020507 A1 BREAKER MODULE FOR MEDIUMVOLTAGE SWITCHGEAR AND MEDIUM-VOLTAGE SWITCHGEAR SIEMENS 2009WO-EP60766 20090820 EP2312602 A1 WO2011045043 A1 CA2776832 A1 AU2010306082 A1 CN102576622 A KR20120091077 A Gas insulated medium voltage switchgear ABB TECHNOLOGY 2009EP-0012902 20091013 2010WO-EP06260 20101013 RESUMEN The aim of the invention is to devise a switch module (1) for mediumvoltage switchgear (24), which module allows a compact and space-saving design of the medium-voltage switchgear (24). The switch module (1) for medium-voltage switchgear (24) according to the invention has a housing (2) which is provided with fastening means (11) for holding elements (9) and fastening elements (10) of switching devices arranged in the switch module (1) in such a manner that the housing (2) can be embodied as an insulating housing and as a support housing for the switching devices. The aim of the invention is to devise a switch module (8) for mediumvoltage switchgear, which module has a compact and spacesaving design. The switch module (8) for medium-voltage switchgear according to the invention has a circuit breaker (1) having at least one vacuum interrupter (2) with a stationary contact connecting pin (3) and a moving contact connecting pin (4), the stationary contact connecting pin (3) being electrically connected to a bushing-type insulator (5) and being mechanically retained thereby. The invention relates to a gas insulated medium voltage switchgear with a 3 position disconnector device for 3 electric phases on one common rotatable driveshaft. In order to realize a common construction, the three position disconnector device for three phases is arranged in one common functional unit, which has a base plate and a frame, and which can be mounted in a switchgear housing, in that way, that the baseplate and/or the frame is after the mounting a part of a gastight housing of the switchgear. Se presentó en México Todavía se puede presentar NO NO NO NO NO NO 13/13 NÚMERO DE PUBLICACIÓN IN0740/CHE/2004 A TÍTULO ENCAPSULATED SWITCHING DEVICES HAVING HEAT EMISSION ELEMENTS SOLICITANTE ABB RESEARCH CENTER PRIORIDAD RESUMEN Se presentó en México Todavía se puede presentar 2003EP-4055921 20030813 The invention relates to an improvement to the thermal load capacity of generator switches (20, 21, 22). As is known, radiation plates (5, 50, 51, 52) are used between generator switches (20, 21, 22) for different phases (R, Y, B) for convective dissipation of radiated heat from adjacent encapsulation side walls (30b). According to the invention, in the vicinity of the encapsulation cover (3a) of a generator switch (20, 21, 22), the radiation plate (5, 50, 51, 52) has at least one angled metal sheet (50a) which is used to guide at least one air flow element (9) of the rising air flow (9) in the direction of the encapsulation cover (3a) and in order to direct the flow along the encapsulation cover (3a). Exemplary embodiments include: radiation plates (5, 50, 51, 52) electrically and thermally isolated from the housing (3); radiation plates (5, 50, 51, 52.) with horizontally deflecting air guidance structures (5la, SIc) on the inner face (Sa); angled metal sheet (50a) whose inclination is matched to a flattened area (30a) on the encapsulation cover (3a); angled metal sheet (50a) directed at cooling elements (6) on the encapsulation cover (3a). Advantages include: generator switches (20, 21, 22) with improved heat emission, increased rated current carrying capacity, and/or a more compact configuration. NO NO