RU2013113558A - Medium voltage electric distribution control unit and similar controlled distribution unit - Google Patents

Medium voltage electric distribution control unit and similar controlled distribution unit Download PDF

Info

Publication number
RU2013113558A
RU2013113558A RU2013113558/07A RU2013113558A RU2013113558A RU 2013113558 A RU2013113558 A RU 2013113558A RU 2013113558/07 A RU2013113558/07 A RU 2013113558/07A RU 2013113558 A RU2013113558 A RU 2013113558A RU 2013113558 A RU2013113558 A RU 2013113558A
Authority
RU
Russia
Prior art keywords
component
control
opening
closing
sliding
Prior art date
Application number
RU2013113558/07A
Other languages
Russian (ru)
Other versions
RU2619070C2 (en
Inventor
Ив Белэн
Original Assignee
Шнейдер Электрик Эндюстри Сас
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority to FR1201055A priority Critical patent/FR2989216B1/en
Priority to FR1201055 priority
Application filed by Шнейдер Электрик Эндюстри Сас filed Critical Шнейдер Электрик Эндюстри Сас
Publication of RU2013113558A publication Critical patent/RU2013113558A/en
Application granted granted Critical
Publication of RU2619070C2 publication Critical patent/RU2619070C2/en

Links

Classifications

    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01HELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H3/00Mechanisms for operating contacts
    • H01H3/22Power arrangements internal to the switch for operating the driving mechanism
    • H01H3/30Power arrangements internal to the switch for operating the driving mechanism using spring motor
    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01HELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H31/00Air-break switches for high tension without arc-extinguishing or arc-preventing means
    • H01H31/003Earthing switches
    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01HELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H31/00Air-break switches for high tension without arc-extinguishing or arc-preventing means
    • H01H31/02Details
    • H01H31/04Interlocking mechanisms
    • H01H31/10Interlocking mechanisms for interlocking two or more switches
    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01HELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H33/00High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
    • H01H33/02Details
    • H01H33/42Driving mechanisms
    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01HELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H33/00High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
    • H01H33/60Switches wherein the means for extinguishing or preventing the arc do not include separate means for obtaining or increasing flow of arc-extinguishing fluid
    • H01H33/66Vacuum switches
    • H01H33/666Operating arrangements
    • H01H33/6661Combination with other type of switch, e.g. for load break switches
    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01HELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H3/00Mechanisms for operating contacts
    • H01H3/22Power arrangements internal to the switch for operating the driving mechanism
    • H01H3/30Power arrangements internal to the switch for operating the driving mechanism using spring motor
    • H01H2003/3057Power arrangements internal to the switch for operating the driving mechanism using spring motor provisions for avoiding idling, e.g. preventing release of stored energy when a breaker is closed, or when the springs are not fully charged
    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01HELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H3/00Mechanisms for operating contacts
    • H01H3/22Power arrangements internal to the switch for operating the driving mechanism
    • H01H3/30Power arrangements internal to the switch for operating the driving mechanism using spring motor
    • H01H2003/3089Devices for manual releasing of locked charged spring motor; Devices for remote releasing
    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01HELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H3/00Mechanisms for operating contacts
    • H01H3/22Power arrangements internal to the switch for operating the driving mechanism
    • H01H3/30Power arrangements internal to the switch for operating the driving mechanism using spring motor
    • H01H3/3005Charging means
    • H01H3/3015Charging means using cam devices
    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01HELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H31/00Air-break switches for high tension without arc-extinguishing or arc-preventing means
    • H01H31/02Details
    • H01H31/04Interlocking mechanisms
    • H01H31/08Interlocking mechanisms for interlocking two or more parts of the mechanism for operating contacts
    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01HELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H33/00High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
    • H01H33/60Switches wherein the means for extinguishing or preventing the arc do not include separate means for obtaining or increasing flow of arc-extinguishing fluid
    • H01H33/66Vacuum switches
    • H01H33/666Operating arrangements
    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01HELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H71/00Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
    • H01H71/10Operating or release mechanisms
    • H01H71/50Manual reset mechanisms which may be also used for manual release
    • H01H71/58Manual reset mechanisms which may be also used for manual release actuated by push-button, pull-knob, or slide
    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01HELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H9/00Details of switching devices, not covered by groups H01H1/00 - H01H7/00
    • H01H9/20Interlocking, locking, or latching mechanisms
    • H01H9/24Interlocking, locking, or latching mechanisms for interlocking two or more parts of the mechanism for operating contacts
    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01HELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H9/00Details of switching devices, not covered by groups H01H1/00 - H01H7/00
    • H01H9/20Interlocking, locking, or latching mechanisms
    • H01H9/26Interlocking, locking, or latching mechanisms for interlocking two or more switches
    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01HELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H9/00Details of switching devices, not covered by groups H01H1/00 - H01H7/00
    • H01H9/20Interlocking, locking, or latching mechanisms
    • H01H9/28Interlocking, locking, or latching mechanisms for locking switch parts by a key or equivalent removable member

Abstract

1. A control device for a medium voltage electrical switchgear arranged between two parts of an electrical circuit so as to provide current flow or to interrupt current between these parts, the switchgear including an electrical switching unit configured to provide a closed position for leakage current or an open position for interrupting current, and the switching unit includes at least one actuating component an element designed to open the contacts of the unit and at least one actuating component designed to close the contacts, and the actuating components, respectively, for opening and closing, are configured to transmit a control command to at least one opening component and, at least one closing component, respectively, for contacts by means of mechanical communication, and the control device also includes means for breaking the mechanical connection so that make any actuation of any closing actuation component ineffective in cases where the closing command should not be executed in order to ensure the safety of people or the installation, and the above mentioned closing and opening components are mounted to rotate around two axes that are essentially parallel in relative to each other, moreover, the closure and / or opening of the contacts is achieved using the actuating component of the opening, which drives the rotational

Claims (20)

1. A control device for a medium voltage electrical switchgear arranged between two parts of an electric circuit so as to provide current flow or to interrupt the current between these parts, the switchgear including an electrical switching unit configured to provide a closed position for leakage current or an open position for interrupting current, and the switching unit includes at least one actuating component an element designed to open the contacts of the unit and at least one actuating component designed to close the contacts, and the actuating components, respectively, for opening and closing, are configured to transmit a control command to at least one opening component and, at least one make-up component, respectively, for contacts by means of mechanical connection, the control device also including means for breaking the mechanical connection so that make any actuation of any closing actuation component ineffective in cases where the closing command should not be executed in order to ensure the safety of people or the installation, and the above mentioned closing and opening components are mounted to rotate around two axes that are essentially parallel in relative to each other, moreover, the closing and / or opening of the contacts is achieved using the actuating component of the opening, which drives the rotational by opening components or, respectively, using the closing actuating component a, which rotates the closing components, the closing components (12) and opening components (15) being essentially facing the closing executive component (18, 20) and the closing component ( 17, 19) opening, respectively, and the mechanical connection (L) includes a part (24) attached to the locking component (12), and the part (24) includes a sliding element (25), made with the possibility of moving between the first position in which the sliding element (25) is configured to interact with the actuating element (18, 20) of the closing component (12), so as to transmit the closure command to the closing component (12), and the second position in which the element (25) is retracted and is no longer able to interact with the actuator (18, 20) of the closure component (12), the switchgear further including a grounding device connected in series with the switching unit,
characterized in that the displacement of the element from the deployed position to the retracted position is controlled by the closed state of the contacts or by the held opening command for these contacts, or by actuating the locking means (59, 60, 61) to access the travel shaft (1) for control the contacts of the switching unit, while it further includes a locking device (I) controlled by a selector (S) configured to move between the first position at which the opening for access to the stroke the oval shaft (1) for controlling the switching unit is freed, while the hole for accessing the shaft (4) for controlling the grounding shaft (3) is closed, and the second position corresponding to the intention of grounding or actual grounding, in which the hole for accessing the shaft (4 ) for controlling the grounding shaft (3) is freed, while the hole for accessing the shaft (1) for controlling the control layout is closed, while the movement of the sliding element (25) between two positions is controlled by the crank lever (61) the first device (I) so as to prevent the closure of the switching unit when the selector (S) is in the second position.
2. The control device according to claim 1, characterized in that the mechanical coupling (L) includes a part (24) forming a support of the sliding element attached to the closure component (12) and into which the sliding element (25) is inserted with the possibility of sliding forming a retractable element.
3. The control device according to claim 2, characterized in that the sliding element (25) is controlled either by the contact position indicator (38) or by the part forming the crank arm (15a) attached to the opening component (15) via means (R ) Crankshaft.
4. The control device according to paragraphs. 1 or 3, characterized in that
the sliding element (25) is additionally controlled either by the crank lever (61) of the locking device (I) when the locking device is in the second position, or by fixing means (59, 60, 61) to access the travel shaft (1) to control the switching unit, control crankshaft (61) of the locking means (I).
5. The control device according to any one of paragraphs. 1-3, characterized in that the locking device (I) includes a first locking lever (45) mounted with the ability to freely rotate around the control shaft (2) for the switching unit and includes a shutter (47) configured to close or open a hole for access to the running shaft (1) to control the switching unit, a second locking lever (51), mounted to rotate around the fixed axis of the support and including a sash (53), configured to release or close b hole for access to the ground shaft (3), and the locking levers (45, 51) are mechanically connected using the connecting rod (49), and the selector (S) with a pin passing through it (56) belonging to the first lever (45), moreover, the selector (S) is mounted with the ability to slide relative to the stationary support of the switchgear between two positions, the first locking lever (45) includes an articulated lever (61).
6. The control device according to claim 1, characterized in that the locking device (I) includes means (63, 38, 45) for closing the hole for access to the shaft (4) for controlling the ground shaft (3) when this block is in a closed position.
7. The control device according to paragraphs. 1, 3 or 6, characterized in that these means include a pin (63) attached to the part (38), which is mounted on the shaft (2) for controlling the contacts of the switching unit and forming a position indicator for the contacts, and the pin (63 ) interacts with the first locking lever (45).
8. The control device according to claim 3, characterized in that these means (R) of the crank lever include a first crank lever (39), called an indicator crank lever, mounted for rotation with respect to an axis belonging to the fixed support of the switchgear and including the first part (41) interacting with the part (38) attached to the control shaft for the contacts of the switching unit and forming an indicator, and the second crank lever (40), called the crank lever of the sliding element and Pivoted with the possibility of rotation around the second fixed axis of the support of the switchgear, the second cranked lever includes a first part (43) designed to interact with the second part (42) of the first cranked lever (39) through two pins (54, 55) located on a second crank arm (40), and a second part (44) intended to interact with the crank arm (15a) of the trip component (15).
9. The control device according to any one of paragraphs. 1-3, characterized in that these locking means (59, 60, 61) include a latch (59) that can be controlled by a key, configured to rotate the cam (60), the cam (60) being made with the ability to interact with the crank lever (61) of the locking device (I), so as to bring this device into position to close or release the hole for access to the control shaft to control the switching unit.
10. The control device according to claim 1, characterized in that one or each of the trip component (15) or the closure component (12) is attached to the auxiliary trip shaft (13) or, respectively, to the closure shaft, the auxiliary shafts being mechanically connected to the shaft ( 2) to control the switching unit, each of the opening (15) and closing (12) components being held in the position corresponding to the closed or, respectively, open position of the contacts of the switching unit using the locking stop device (10) or, respectively etstvenno, (9) the locking circuit device, wherein the locking means are arranged for unlocking by actuating the respective component effect.
11. The control device according to paragraphs. 2 or 3, characterized in that the sliding element (25) includes two holes (27, 28) separated by a partition (29), and one (28) of the holes is intended to receive the end part (26) of the closure component (12), moreover, the part rests on the partition (29), and the spring (30), resting at one end on a flat surface (31) belonging to the end part (26), and its opposite end on the inner side (33) of the sliding element (25), and the sliding element also includes a pin (34) attached to the sliding element (25) and Values interact with the crank arm (40) of the sliding element (25) so as to ensure translation of the slide member from one position to another.
12. The control device according to claim 2, characterized in that this device includes at least one manually operated opening button (5) and at least one manually operated closing button (6), wherein the actuating element ( 17, 18) of each button is made, when it is actuated, with the ability to interact with the sliding element (25), so as to actuate it by rotation.
13. The control device according to p. 12, characterized in that one or each manually controlled opening button or one or each manually controlled closing button is located (located) on the front side of the switchgear, so as to be controlled by the user from this side.
14. The control device according to claim 12 or 13, characterized in that one or each manually controlled opening component (5) or closing component (6) is a push-controlled button (71, 72) including an actuating element (73, 74), configured to move in order to rotationally disengage the opening component (15) or sliding element (25), according to whether the button (71, 72) is used for opening or for closing.
15. The control device according to claim 12 or 13, characterized in that one or each manually controlled opening component or component of the closure is a rotary knob (64, 65) including an actuating element (66, 67) configured to move with rotation to bias the opening component (15) or sliding element (25), according to whether the handle is used to open or close.
16. The control device according to p. 12 or 13, characterized in that it includes a single rotary knob (68), configured to move with rotation in one direction or in the other direction in order to open or close, and the handle includes two actuating elements (69, 70) configured to move with rotation in two opposite directions of rotation, and configured to interact with the opening component (15) or the sliding element (25), respectively Tween.
17. The control device according to claim 2, characterized in that the device includes at least one remote excitation coil (8), the actuating element (19, 20) of the coil (7, 8) interacting with the sliding element (25 ) by means of a support (24) including a blade (35), mounted to rotate freely around the closure component (12), the support (24) including a part (36) interacting with a part (37) of the sliding element (25) ), so that the excitation of the coil (8) by means of the blade (35) rotates about yell (24) and the sliding member (25) and thereby drives the rotation component (12) circuit.
18. The control device according to any one of claims 1 to 3, characterized in that the switching unit is a vacuum circuit breaker or a vacuum circuit breaker, and the grounding device is a ground disconnector.
19. A medium voltage distribution electrical protection device including an opening component (15) and a closing component (12), which are configured to control opening and closing of the contacts, characterized in that it includes a control device according to any one of claims. 1-18.
20. An electrical medium-voltage cell including at least one switchgear according to claim 19.
RU2013113558A 2012-04-10 2013-03-26 Control device average voltage electric distribution unit and distribution unit controlled by similar device RU2619070C2 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR1201055A FR2989216B1 (en) 2012-04-10 2012-04-10 Device for controlling a medium voltage electrical equipment and apparatus controlled thereby
FR1201055 2012-04-10

Publications (2)

Publication Number Publication Date
RU2013113558A true RU2013113558A (en) 2014-10-10
RU2619070C2 RU2619070C2 (en) 2017-05-11

Family

ID=47678656

Family Applications (1)

Application Number Title Priority Date Filing Date
RU2013113558A RU2619070C2 (en) 2012-04-10 2013-03-26 Control device average voltage electric distribution unit and distribution unit controlled by similar device

Country Status (5)

Country Link
EP (1) EP2650892B1 (en)
CN (1) CN103367056B (en)
ES (1) ES2522565T3 (en)
FR (1) FR2989216B1 (en)
RU (1) RU2619070C2 (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103715007B (en) * 2013-12-11 2016-03-30 镇江大全赛雪龙牵引电气有限公司 Tri-station isolating switch station locking mechanism
DE102015110216A1 (en) * 2015-06-25 2017-01-12 Schneider Electric Industries Sas locking device
CN105355520B (en) * 2015-11-26 2017-12-12 成都九十度工业产品设计有限公司 A kind of push button breaker
CN105337189B (en) * 2015-11-30 2017-07-28 浙江高压开关厂有限公司 A kind of operating mechanism box of solid insulation ring main unit
CN108122707A (en) * 2017-11-22 2018-06-05 国家电网公司 Three-station switch manual operating mechanism and three-station
FR3083366B1 (en) * 2018-06-29 2020-06-12 Socomec MANUAL CONTROL DEVICE FOR A REMOTE HANDLING SOURCE INVERTER
EP3693985A1 (en) * 2019-02-11 2020-08-12 ABB Schweiz AG Actuator for a medium voltage circuit breaker

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6072136A (en) * 1998-05-07 2000-06-06 Eaton Corporation Electrical switching apparatus with modular operating mechanism for mounting and controlling large compression close spring
FR2812762A1 (en) * 2000-08-04 2002-02-08 Schneider Electric High Voltag High voltage circuit breaker handle movement mechanism having chassis mounted transmission shaft handle driven driving transmission shaft from neutral position and engaging command lock.
FR2826501B1 (en) * 2001-06-20 2003-08-15 Alstom Disconnector control having an interlocking logic implanted in a removable rotary part
EP2172956B1 (en) * 2008-10-03 2013-02-13 Schneider Electric Industries SAS A mechanism for the synchronized operation of closing and opening of a switching device and a selector device in a switchgear
FR2940516B1 (en) 2008-12-18 2012-09-28 Schneider Electric Ind Sas Medium voltage power distribution cell
KR101100709B1 (en) * 2010-06-10 2011-12-30 엘에스산전 주식회사 Interlock apparatus for solid insulated switchgear

Also Published As

Publication number Publication date
CN103367056A (en) 2013-10-23
RU2619070C2 (en) 2017-05-11
FR2989216A1 (en) 2013-10-11
EP2650892B1 (en) 2014-08-27
CN103367056B (en) 2016-12-28
EP2650892A1 (en) 2013-10-16
ES2522565T3 (en) 2014-11-17
FR2989216B1 (en) 2015-02-20

Similar Documents

Publication Publication Date Title
RU2013113558A (en) Medium voltage electric distribution control unit and similar controlled distribution unit
EP2472547B1 (en) Locking device for use with a circuit breaker and method of assembly
US9169677B2 (en) Locking device with door interrogator
US10410810B2 (en) Switching device for LV electric installations
WO2019165813A1 (en) Combined electric appliance three-position mechanism
CN103441439B (en) A kind of switch cubicle that isolating switch, vacuum circuit-breaker and earthed switch are housed
KR200481214Y1 (en) The Locking Device for Operating Mechanism of Gas Insulated Switchgear
EP2383766B1 (en) Electrical resetting apparatus adapted to be associated to a protection device for automatic resetting thereof
FR2989217A1 (en) Control device for a medium voltage electrical protection apparatus having interlocking device and electrical protection apparatus comprising same
CN206774474U (en) A kind of residual current tripping mechanism and breaker
WO2016103063A1 (en) Tripping unit of a switching assembly
DE202013105328U1 (en) Door locking mechanism for the operation of the blocking gate of a circuit breaker to a cabinet and a corresponding cabinet assembly
US9275807B2 (en) Interlock system for switchgear
US9685283B2 (en) Interlock for circuit interrupting device
CN108074774B (en) Cam selector for earthing switch
CN107424879A (en) A kind of residual current tripping mechanism and breaker
CN211858450U (en) Interlocking device for switch cabinet and switch cabinet comprising same
CN205543803U (en) Operating axis and back door interlock of cubical switchboard
CN209730629U (en) A kind of combined electrical apparatus
AU2013403073B2 (en) Single-lock operator device for an outdoor switchgear and switchgear
CN210468770U (en) Anti-interference relay protection device
CN209328818U (en) Breaker
CN212113552U (en) Three-station vacuum circuit breaker
CN212230318U (en) Interlocking structure used between circuit breaker operating mechanism and three-station operating mechanism
CN103594292B (en) With the knob switch electrical equipment of dropout type instruction