400V开关柜操作及维护手册-双语

1、MNS型400V开关柜操作与维护手册Operation and Maintenance Manual of MNS 400V Switch Cabinet1.引言1 Introduction1.1操作与维护手册说明1.1 Operation and maintenance manual instructionsn正确操作MNS型400V开关柜，要求搬运、安装、操作及维护都由具有相关资质的专业人员来进行；nIn order to ensure proper operation, only qualified professionals can handle, install, operate a

2、nd maintain MNS 400V switch cabinet; n为了避免人员遭受电击的危险，要求在安装或者维护之前对系统断电；nIn order to avoid electric shock, the system shall be disconnected from power before installation or maintenance; n本指导手册的目的在于让相关人员熟悉MNS型400V开关柜的安装、维护保养过程及可能遇到的危险。相关人员必须具备以下条件：nThe Manual intends to help relevant personnel to under

3、stand installation and maintenance process of MNS 400V switch cabinet and possible dangers. Relevant personnel must meet following conditions: 具有操作带电设备的资质；Qualified for operating live equipment; 接受过相关安全知识的培训。Having received relevant safety knowledge trainings. 如果不遵循这些指导，则可能会导致严重的人员身体伤害甚至死亡，或者是设备的损坏。

4、Failure to do this guidance will cause possible serious personal injuries and even death, or equipment damage. 不遵从本规定的结果对下列事件的发生，MNS型400V开关柜生产厂家将不承担任何责任:MNS 400V switch cabinet manufacturers will bear no responsibility for following violations: n不遵守安全及操作规程的行为；nViolations against safety and operation

5、 procedures; n非专业人员进行不适当的维修；nImproper maintenance by non-professionals; n任何不经意的运输损坏；nAny casual transport damage; n不正当的使用与操作；nImproper use and operation；n未得到专业人员的授权下修改MNS型400V开关柜系统；nModification of MNS 400V switch cabinet system without professionals authorization;1.2 设备说明1.2 Equipment instructions

6、MNS型低压开关柜适用于交流50Hz，额定工作电压380V的系统，用于发电厂、变配电所、石油化工、工矿企业、高层建筑、车站码头等动力、照明配电系统中作为电能的分配、保护和监控之用.Applicable to the system with current of AC 50Hz and rated operating voltage of 380V, MNS LV switch cabinet is used for energy distribution, protection and monitoring of power system, lighting and power distrib

7、ution system at power plant, substation and distribution station, petrochemical enterprise, industrial and mining enterprise, high building, station and terminal, etc. 1.3 设备使用说明1.3 Equipment operation instructions因本项目是固定分隔式结构、不必提供单独的操作说明As the equipment is of fixed-separated structure, it is unnece

8、ssary to separately provide operation instructions. 1.4 技术术语和名词解释1.4 Technical terms and definitions 1.外壳：低压开关柜外部结构件，满足规定的防护要求，保护开关柜内元器件正常工作，防止人体触及开关柜内部导电部件和运动部件。1. Enclosure: as an external structural member of the LV switch cabinet, it can meet specified protection requirements, ensure normal oper

9、ation of elements and instruments in the switch cabinet, and prevent any contact of human body with conductive parts and moving parts in the switch cabinet. 2.骨架：低压开关柜的结构件，用以构建低压开关柜的基本框架结构。2. Framework: as a structural member of the LV switch cabinet, it is used to form basic frame structure of the

10、LV switch cabinet. 3.隔板：用于隔离低压开关柜内各个隔室。3. Separation board: it is used to separate each compartment of the LV switch cabinet. 4. 门：低压开关柜上带铰链的覆板构件，门上可安装电力仪表和控制按钮。4. Door: as a hinged sheathing element on the LV switch cabinet, the door can be provided with electric instrument and control button. 5.隔室

11、：除进行内部接线、调整或通风时才需要打开外，通常是封闭着的一种框架单元。5. Compartment: it is a generally closed frame unit, and is only opened for internal wiring, adjustment or ventilation. 6.功能单元：低压开关柜内具有某种功能的所有主回路和辅助回路组合体。6. Function unit: all combinations of main and auxiliary circuits with certain function in the LV switch cabin

12、et. 7.主回路：传递电能的回路。7. Main circuit: a circuit to transmit power energy. 8.辅助回路：执行控制、测量、调节和信号的回路。8. Auxiliary circuit: control, measurement, adjustment and signal circuits. 9.母线系统：包括主母线及其附属件、配电母线及其附属件、连接铜排、铜柱及母线夹等。9. Busbar system: including main busbar and accessories, distribution busbar, cooper bar

13、, copper column and busbar clamp. 10.进线单元：把电能接受到主母线的一种功能单元。10. Incoming unit: a function unit that can transmit electric energy to main busbar. 11.出线单元：把电能输送给一个或多个出线电路的功能单元。11. Outgoing unit: a function unit that can transmit electric power to one or more outgoing circuits. 12.固定式安装：在安装板上完成功能单元一次回路、

14、二次回路元器件的安装，配套操作与控制面板。按固定式工艺要求安装的功能单元可实现各项设计任务，但不能在带电状态下拆卸或抽出。12. Fixed installation: installation of primary circuit and secondary circuit of the function unit on the mounting plate, with associated operation and control panels. Function units installed according to fixed process requirements can co

15、mplete various design tasks, but cannot be dismantled or withdrawn under a charged state. 13.抽屉式安装：在抽屉内安装功能单元一次回路、二次回路元器件，配套操作与控制面板。按抽屉式工艺要求安装的功能单元可实现各项设计任务，可实现在带电状态下拆卸或者抽出。13. Drawer type installation: installation of primary circuit and secondary circuit of the function unit in the drawer, with as

16、sociated operation and control panels. Function units installed according to drawer type process requirements can complete various design tasks, but cannot be dismantled or withdrawn under a charged state. 14.可移式部件：能在运行时从低压开关柜中移出的部件。14. Removable parts: parts removed from the LV switch cabinet durin

17、g operation. 15.工作位置：可移式部件或者可抽出部件处于一次系统完好的连接状态。15. Service position: portable parts or withdrawal parts are under connection mode where the primary system is intact. 16.试验位置：可抽出部件处于一次系统断开而二次系统连接的状态，可对二次系统执行测试。16. Test position: withdrawal parts are under a status where primary system is disconnected

18、 and secondary system is connected, and secondary system can be tested. 17.断开位置：可抽出部件的一次系统断开而二次系统连接的状态。可抽出部件在断开位置仍然与低压开关柜的外壳保持正常的机械联系。17. Disconnection position: a status where primary system of withdrawal parts is disconnected but secondary system is connected. Withdrawal parts are in the off posit

19、ion, but still keep normal mechanical contact with the enclosure of the LV switch cabinet. 18.移出位置：可抽出部件完全脱离低压开关柜的机械联系和电气联系。18. Removal position: withdrawal parts completely have no mechanical contact and electrical parts with the LV switch cabinet. 19.电气间隙：两个导电部分之间的最短直线距离。19. Electrical clearance:

20、shortest liner distance between two conductive parts. 20.爬电距离：两个导电部分之间沿固体绝缘材料表面的最短距离。20. Creepage distance: shortest distance between two conductive parts along the surface of solid insulation materials. 21.工频耐受电压：在规定的试验条件下，不引起击穿的工频正弦电压有效值。21. Power frequency withstand voltage: effective value of po

21、wer frequency sinusoidal voltage without breakdown phenomenon under specified test conditions. 22.冲击耐受电压：在规定条件下，不造成绝缘击穿的冲击电压最高峰值。22. Impulse withstand voltage: maximum peak impulse voltage without insulation breakdown under specified conditions. 23.保护导体（PE）：以安全为目的而提供的导体。23. Protective conductor (PE)

22、: conductor to be provided for safety purpose. 24.中性导体（N）：电气上与中性点连接，并能参与分配电能的导体。24. Neutral conductor (N): conductor subject to electrical neutral point connection and energy distribution. 25.保护中性导体（PEN）：兼有保护接地导体和中性导体功能的导体。25. Protective and neutral conductor (PEN): conductor with protective groundi

23、ng conductor and neutral conductor. 26.额定电流（In）：在基准环境条件下，电气设备在额定电压下长期连续工作时允许的电流。26. Rated current (In): allowable current of electrical equipment during long-term continuous operation under rated voltage and reference environment conditions. 27.额定短时耐受电流（Icw）：电气设备制造商宣称的，在规定条件下，用电流和时间定义的能够耐受的短时电流有效值。2

24、7. Rated short-time withstand current (Icw): effective value of short-time current defined by current and time under specified conditions as announced by electrical equipment manufacturer. 28.额定电压（Un）：电气设备长时间工作时所适用的最佳电压，也是设备的设计电压。28. Rated voltage (Un): optimum voltage applicable to long-term operat

25、ion of electrical equipment, or design voltage of the equipment. 29.额定绝缘电压（Ui）：设备制造商对设备或其部件规定的耐受电压有效值，以表征其绝缘规定的耐受能力。29. Rated insulation voltage (Ui): effective value of withstand voltage of equipment or parts as specified by the equipment manufacturer, indicating the specified insulation withstand

26、capacity. 2.安全说明2. Safety Instructions 2.1 基本安全说明2.1 Basic safety instructions 2.1.1 低压配电柜的操作人员需通过国家相关部门培训、考核并获得进网证和操作证。2.1.1 LV distribution cabinet operators shall receive trainings of relevant national departments, pass appraisal and obtain network certificates and operation certificates.2.1.2 低压

27、配电柜的操作人员熟悉本岗位规章制度和变配电设备的性能、操作方法以及事故情况下的正确处理方法。2.1.2 LV distribution cabinet operators shall be familiar with rules and regulations of their posts as well as performance, operation methods and correct troubleshooting in case of emergency. 2.1.3 熟悉并正确使用电工安全用具和消防用具。2.1.3 Be familiar with and properly u

28、se electric safety appliance and fire-fighting apparatus. 2.1.4 配电房维修必须挂相关警示牌，二人进行，一人操作，一人监护，巡检时可以一人进行，但必须通知其它当班人员，与被检设备保持0.7米以处距离。2.1.4 Relevant warning signs must be provided for maintenance of the distribution room, and two persons are arranged (one for operation and one for supervision). However

29、, one person is arranged for patrol inspection, and other operators on duty must be notified and keep more than 0.7m away from tested equipment. 2.1.5 柜门开关动作灵活可靠，屋顶无渗漏水，柜外、柜内清洁无杂物，柜门钥匙、操作 棒、警示牌等齐全。2.1.5 The cabinet door can flexibly and reliably switch, without water leakage at roof. It is clean and

30、 free from debris in and outside the cabinet, and cabinet door key, handling rod and warning plate are complete. 2.1.6 各负荷开关手自动合闸分闸灵活可靠，过压、过流、欠压、失压保护功能完好，安装接线牢固可靠无灼痕，隔离开关合闸分闸灵活可靠，安装牢固，触点（连接处）接触牢固、无灼痕。2.1.6 Each load switch provides reliable and flexible manual/automatic closing and opening with good

31、 overvoltage, overcurrent, under-voltage and no-voltage protection functions, and wiring is secure and reliable without burning marks. The disconnector provides flexible and reliable closing/opening with secure installation, and the contact (connection) provides secure contact without burning marks.

32、 2.1.7 各面板指示灯齐全，指示仪表（含互感器）指示准确且在有效期内使用。2.1.7 The indicator lamp on each panel is complete, and the indicating instrument (including sensor) provides proper indication and is used within the effective period. 2.2 成套设备/机械安全说明2.2 Complete equipment/mechanical safety instructions 一、停电或送电之前，必须与用户联系好。I. K

33、eep contact with the user before power shutdown or transmission. 二、停电后必须检电，检修电容器柜时，还必须放电。确无电后，方可接触导电体。II. Perform electricity inspection after shutdown, and discharge electricity before overhaul of the capacitor cabinet. Contact with the conductor after no electricity is discovered. 三、联络柜的操作：联络柜是双投闸

34、刀开关，向上合闸是用本室辅助变压器，向下合闸是用来自北井配电室的备用电源。在总柜未停电的情况下，严禁操作此柜。III. Operation of tie cabinet: the tie cabinet is provided with double-throw knife switch. Auxiliary transformer of the compartment is used under Upward closing, and standby power from the distribution room is used under downward closing. Do not

35、 operate the cabinet under the condition that the total cabinet is connected. 四、进线柜的操作：IV. Operation of Incoming Cabinet: 1.停电：1. Power shutdown: （1）按柜面“停电”按钮，空气断路器跳闸。如果不跳闸，就打开柜门，推按断路器上“0”字牌，使其跳闸。跳闸后，断路器窗口显示“0”字，柜面绿灯亮，红灯灭。(1) The air circuit breaker trips off by pressing the “off” button on the pane

36、l. Open the cabinet door under on trip-off, and push and press “0” on the circuit breaker for trip-off. After trip-off, when the circuit breaker window indicates “0”, green light on the cabinet is on, and the red light is off. （2）拉下柜面操作手柄，使隔离开关断开。(2) Pull down the operation handle on the panel surfa

37、ce to disconnect the disconnector. 2.送电：2. Power transmission:（1）推上柜面操作手柄，使隔离开关闭合。(1) Push operation handle on the panel surface to connect disconnecting switch.（2）按柜面“储能”按钮，进行储能，显示“已储能”。(2) Press Energy Storage on the panel surface to start energy storage, and Energy Stored will be displayed.（3）按柜面

38、“起动”按钮，断路器合闸，窗口显示“1”字，柜面红灯亮，绿灯灭。(3) Press Start on the panel surface to connect circuit breaker, 1 will be displayed in the window, and red indicator will be on and green indicator will be off on the panel.（4）如果按钮失效，就用储能手柄插入断路器的方孔内，上下摇动手柄进行储能，直到显示“已储能”为止。然后，推按断路器上的“1”字牌，使其合闸，窗口显示“1”字，柜面红灯亮，绿灯灭。(4) I

39、n case of button failure, insert energy storage handle into the square hole of circuit breaker, and move the handle up and down for energy storage till display of Energy Stored. Then, push and press 1 on circuit breaker to connect the circuit breaker; 1 will be displayed in the window, red indicator

40、 will be on and green indicator will be off on the panel surface.3.荷载，测试和调试说明3. Instruction for Load, Test and Commissioning3.1 设备安装说明3.1 Instructions for equipment installation开关柜的安装需按照以下步骤进行：Install switch cabinet in the following steps:l安装在同一排的不同包装单元必须确保准确的排在同一排并且保持垂直竖立；开关柜的门板不能挤压。开关柜可以从左侧 开始安装也可

41、以从右侧开始安装。lDifferent package units to be installed in the same row shall be installed accurately in the same row and kept vertical and upright; the door of switch cabinet may not be squeezed. It is allowed to install switch cabinet from either the left side or the right side.l不同运输单元的骨架需拼接。开关柜操作面的面板必须

42、在面板内部的左侧用四个专用螺栓固定。柜前门板或者柜后门板，分别在面板内部的左侧和右侧用专用螺栓固定。lThe skeletons of different transport units shall be assembled together. Operation panel of switch cabinet shall be fixed with four special bolts at the left side inside the panel. Front or rear door of the cabinet shall be fixed with special bolts a

43、t the left or right side inside the panel.l整排柜子末端的一侧必须安装侧板，并且使用规格为M6X10的拼台螺丝。在安装侧板的时候必须确保至少每个连接点都使用连接垫片。lTerminal side of cabinets in the same row shall be mounted with side plate by M6X10 connection screw. It is necessary to ensure that connection gasket is used for each junction during side plate

44、mounting.l如果竖直段的螺丝连接处被安装元件阻挡，那么可以在柜子底部用框架连接件将柜子拼接在一起。lIn case screw junction in vertical section is blocked by mounted elements, cabinet can be assembled together by frame connector at cabinet bottom.l使用电气的或压缩空气操作的螺丝刀固定牙形螺钉。Tooth screw shall be fixed with electric or compressed air-driven screwdrive

45、r.l保护导体固定在PE或者PEN排中。中性点直接接地系统中额外的接地点可以选取PE/PEN排的任一点接地。当然还需遵守当地的规则。lProtective conductor shall be fixed in PE or PEN block. Additional earth points of direct neutral earth system may be earthed with any point of PE/PEN block. Local rules shall also be followed.l起吊角需保持一定的角度。lCertain angle shall be kep

46、t for lifting angle.柜体的固定Cabinet body fixingl底部电缆进出线的柜子的安装需先制作带有电缆走线孔的基础，柜子应该安装在以下两种基座的任一个上，深入到地下的混凝土底座；lFor the installation of cabinet with cables led in and out from the bottom, the foundation with cable hole shall be prepared at first, and the cabinet shall be installed on any of the following t

47、wo bases: concrete base deep underground;l底座的水平公差需保持在1 mm /1m以内，需通过专用的水平检测仪器确保这一点 ；lHorizontal tolerance of the base shall be kept within 1 mm /1m, and shall be ensured upon test by special level detector;l柜子竖起后须焊接或者用螺栓固定在底座上，螺栓固定仅限于电缆下出有电缆沟的情况；lThe cabinet shall be fixed at the base through welding

48、 or with bolts after being put upright, and bolt fixing is only required for cable trench under cables;l每柜前后的焊接处不得低于20mm，所有的焊接处须涂上涂料以防腐蚀 (例如含锌的涂料) ；lThe weld in front of and behind each cabinet may not be less than 20mm, and all the welds shall be applied with coating to prevent corrosion (such as z

49、inciferous coating);l采用螺栓连接须贯穿骨架的横截面，用来安装M8型螺栓的安装孔须保持垂直；lThe cross section throughout the skeleton is required for bolt connection, and the mounting hole for mounting M8 bolt shall be kept vertical;如果采用地板固定柜体，须注意：Notices for fixing cabinet body on the floor:l水平公差与底座安装要求一致；lHorizontal tolerance shall

50、 meet base installation requirements;l地板下层物须保持坚固，以便在填充土壤时不超过公差 (特别是使用绝缘层和粘合剂) ；lThe substance under the floor shall be kept solid to ensure tolerance during soil filling (in particular in the use of insulating layer and adhesive);l地板须有超过20kN/m2的承载能力 (地板从顶到底的压缩) ；lThe floor shall have bearing capacit

51、y above 20kN/m2 (floor compression from top to bottom);将柜子竖起并焊接或者用螺栓固定在地板上时须注意：Notices for fixing cabinet body on the floor through welding or with bolts after putting cabinet body upright:l每柜前后的焊接处不得低于20mm，所有的焊接处须涂上涂料以防腐蚀 (例如含锌的涂料) ；lThe weld in front of and behind each cabinet may not be less than

52、 20mm, and all the welds shall be applied with coating to prevent corrosion (such as zinciferous coating);l如果不能采用焊接固定，则需用螺栓将柜子固定在地上，安装孔须先钻好；lIn case fixing by welding cannot be adopted, the cabinet shall be fixed on the ground with bolts, and mounting holes shall be drilled in advance;l以上注意事项必须遵守以确保

53、每面柜子安装的基础部 分保持平整，考虑到电缆的弯曲半径和足够的空间，建议电缆沟的高度须在500mm以上。 lThe above precautions shall be followed to ensure the flatness of foundation for the installation of each cabinet; in consideration of bending radius and enough space for cables, the height of cable trench is suggested to be above 500mm.3.1.3 开关柜

54、电缆室内电缆的连接3.1.3 Connection of cables in cable room of switch cabinet动力和控制电缆连接在电缆室内的固定电缆横杆上；Power and control cables shall be connected with the fixed transverse cable rod in cable room;动力和控制电缆在与转接件连接之前需剥掉绝缘层；Insulation layer of power and control cables shall be stripped off before connection with con

55、nectors;动力和控制电缆可以连接到：Power and control cables may be connected with:端子；Terminal;接线排；Terminal block;电缆出线单元（转接件）。Cable outgoing unit (connector).n以下情况需使用垫片以防止震动：nGasket shall be used in the following conditions to prevent vibration:插入式回路中，电缆连接在熔断开关（SR型）的接线夹上；Plug-in circuit, with cable connected with

56、wire clamp of fuse switch (SR-type);抽出式回路中，电缆连接在电缆出线单元（转接件）上；Withdrawable circuit, with cable connected with cable outgoing unit (connector);3.2 设备测试和调整说明3.2 Instructions for equipment test and commissioning低压配电柜在各个元件以及线路都链接正常的情况下，根据电气原理图进行检验，比如：断路器的功能是否正常；分合、按钮、操作和其他的比如指示灯是不是正常；手动投切是否正常；这种试验，要一台一台实

57、验，如果是低压抽屉柜先进行柜子的调试，然后将抽屉逐一调试要非常细的调试不能有漏掉的部分。LV distribution cabinet shall be inspected in accordance with electrical schematic diagram on the condition that all the elements and circuits are normal, for example: whether circuit breaker has normal functions; whether connection/disconnection, buttons, operation and others, such as indicators are normal; whether manual enabling/disabling is normal; such test shall be performed cabinet by cabinet; for LV drawer cabinet, cabinet commissioning shall be performed before commissioning