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1、保护装置配置弓耿线第一套纵联保护屏由WXH-802/D型第一套纵联保护、FOX-41A型光纤接口装置组成；第二套纵联保护屏由WXH-803A型第二套纵联保护、WDLK-863断路器保护（启动失灵、非全相保护、充电保护）、ZFZ-812分相操作箱组成。
2、第一套纵联保护屏2.1 WXH-802/D型第一套纵联保护构成：（1）纵联（综合）距离、纵联零序方向保护（主保护），配置为FOX-41A光纤接口装置（2）突变量距离保护（由纵联保护压板控制）（3）三段相间距离、三段接地距离保护、六段零序电流方向保护（4）重合闸（5）TA断线时，闭锁纵联、距离、零序保护（6）TV断线时，闭锁纵联、距离保护。
零序保护可由软压板控制退出方向元件或退出带方向的零序段保护。
2.2装置面板布置“运营监视”灯为绿色，装置正常运营时亮；“通信告警”灯为红色，接口板与保护板通讯中断时亮；“告警Ⅰ”灯为红色，电流求和自检犯错或定值错或TA断线时亮；“告警Ⅱ”灯为红色，TV断线或交流回路失压或开关量犯错时亮；“跳A”、“跳B”、“跳C”、“重合闸”灯为红色，当保护动作出口点亮，在“信号复归”后熄灭。
“→”、“←”键的重要功能是在左右移动光标。
“↑”、“↓”键重要功能是在出现大光标时移动光标，在出现小光标时修改数据。
“ENTER”键重要功能表达确认和进入菜单；“ESC”键重要功能是取消修改和返回上一级菜单；“ESC”＋“ENTER”键重要功能是复位接口。
2.3液晶显示：（1）正常显示时，显示界面共三屏，分别显示各CPU 登陆的状态、模拟量的实时采样值和压板的投切状况，如图所示。
按“ESC ”键固定显示一状态，屏幕左下角显示STOP ，再按“ESC ”键取消固定显示一状态。
（2）保护动作时液晶显示动作序号、起动绝对时间、动作元件序号、动作元件、跳闸相别、动作相对时间、故障测距结果。
（3）装置异常时液晶显示异常报告:2.4异常信息说明2.5保护动作及装置异常时解决方法2.5.1保护动作解决方法：当保护装置动作后，运营人员应记下当时的时间，并到装置屏前记下装置面板上的信号表达情况及液晶显示的内容；应检查断路器的位置及打印报告是否完整(报告涉及故障时间、动作情况、测距等)，做好记录保存好打印报告，检查无问题后按屏上的保护信号复归按钮，然后报告调度。
所用变保护装置说明书保护装置是电力系统中的重要组成部分，其作用是保护电力设备和人员安全。
在电力系统中，各种电力设备都需要配备相应的保护装置，以便在发生故障时及时切断电源，保护设备和人员安全。
因此，保护装置的选择和使用非常重要。
在选择保护装置时，需要考虑以下几个方面：1. 设备类型：不同类型的电力设备需要不同类型的保护装置。
例如，变压器需要过流保护、差动保护和接地保护等，而发电机需要欠频保护、过频保护和过流保护等。
2. 故障类型：不同类型的故障需要不同类型的保护装置。
例如，短路故障需要过流保护，接地故障需要接地保护，欠频故障需要欠频保护等。
3. 系统电压等级：不同电压等级的电力系统需要不同类型的保护装置。
例如，高压电力系统需要配备差动保护和过电压保护，而低压电力系统只需要过流保护和接地保护等。
4. 设备容量：不同容量的电力设备需要不同类型的保护装置。
例如，大容量变压器需要配备差动保护和过流保护，而小容量变压器只需要过流保护和接地保护等。
在使用保护装置时，需要注意以下几个方面：1. 安装位置：保护装置应安装在电力设备的电气控制柜中，以便及时检测故障并切断电源。
2. 调试参数：保护装置的参数需要根据电力设备的实际情况进行调试，以确保在发生故障时能够及时切断电源。
3. 定期检测：保护装置需要定期检测，以确保其正常工作。
检测内容包括保护装置的参数设置、接线是否正确、保护装置的功能是否正常等。
4. 维护保养：保护装置需要定期进行维护保养，以确保其长期稳定工作。
维护保养内容包括清洁保护装置、更换老化部件、检查接线等。
在使用保护装置时，需要仔细阅读保护装置说明书，了解保护装置的使用方法和注意事项。
保护装置说明书应包括以下内容：1. 保护装置的型号和规格。
2. 保护装置的功能和使用方法。
3. 保护装置的参数设置方法和注意事项。
4. 保护装置的接线图和接线方法。
5. 保护装置的故障排除方法和注意事项。
6. 保护装置的维护保养方法和注意事项。
变压器保护装置试验标准化作业指导书（试行）一、适用范围本作业指导书适应于电力变压器保护装置的交接、预防性试验。
二、引用的标准和规程GB/T 14285-1993《继电保护和安全自动装置技术规程》DL-408-91 《电业安全工作规程》（发电厂和变电所电气部分）DL/T 587-1996 《微机继电保护装置运行管理规程》DL/T 478-2001 《静态继电保护及安全自动装置通用技术条件》DL/T 770-2001 《微机变压器保护装置通用技术条件》三、试验仪器、仪表及材料1.试验所需仪器及仪表：2. 试验所需资料及材料：四、作业准备1.人员准备1.1 工作班人员应由至少两人组成。
1.2 工作班人员应为通过考核合格的继电保护人员。
1.3 工作班人员应精神状态良好，应触电急救；无妨碍工作的疾病。
1.4 工作负责人应熟练掌握微机型变压器保护装置的检验知识，并具有相关的工作经验。
1.5 工作班人员均应在工作前熟悉相关图纸资料和保护装置。
2. 工作前的准备2.1 开班前会，工作负责人向工作班人员详细交待工作地点、工作内容、工作时间、所布置安全措施，并到工作现场落实安全措施布置情况。
2.2 针对危险点分析中的危险点认真落实预防措施。
五、安全措施1．保证安全的组织措施1.1 正确履行工作票制度：填写第一种工作票一式两份，内容应正确清晰。
开工前，所有安全措施应一次做完，并由工作许可人会同工作负责人检查现场的安全措施。
工作负责人、工作许可人任何一方不得擅自变更安全措施。
工作在有效期内未完成的，应办理延期手续。
1.2 正确履行工作监护制度：完成工作许可手续后，工作负责人应向工作班人员交待现场安全措施、注意事项，填写二次设备及回路工作安全技术措施单，认真落实二次设备及回路工作安全技术措施单中所列的安全技术措施。
工作负责人必须始终在工作现场，对工作班人员的安全进行认真监护，若工作负责人因故必须离开工作地点，应指定能胜任工作的人员临时代替；若工作负责人离开时间长，应由工作票签发人变更新工作负责人，两工作负责人应做好必要的交接。
Q/CDT 大唐国际发电股份有限公司企业标准Q/CDT {企业代码} 106 E2—XXX—XXXXX号机组A级检修作业指导书作业项目：RCS-9624CN 厂用变压器保护测控装置作业日期：批准：审核：编制：XXXX-XX-XX发布XXXX-XX-XX实施大唐国际发电股份有限公司发布目次简要作业流程图 (3)1范围 (4)2本指导书涉及的技术资料和图纸 (5)3安全措施 (5)3.1准备工作中需要注意的事项 (5)3.2施工过程中需要注意的事项 (5)3.3验收过程中需要注意的事项 (5)3.4试运过程中需要注意的事项 (5)3.5修后交接需要注意的事项 (6)3.6文明生产需要注意的事项 (6)4备品备件准备 (6)4.1现有备件准备情况 (6)4.2采购备件准备情况 (6)5现场准备及工具 (6)5.1现场准备 (6)5.2工作准备 (7)5.3办理相关工作票 (7)6检修工序及质量标准 (7)6.1检修项目 (7)6.2执行安全措施 (8)6.3外观及接线检查 (8)6.4继电器检查、校验 (9)6.5装置绝缘检查 (10)6.6通电初步检验 (10)6.7电流通道采样精度测试 (10)6.8模拟量采样测试 (11)6.9保护装置校验 (12)6.10二次回路检查 (15)6.11整组传动试验 (17)6.12定值、时钟及开关量状态投用前检查 (18)6.13完工检查 (18)6.14现场清理 (18)6.15工作票终结 (18)7检修记录 (18)8不符合项通知单 (19)9完工报告单 (20)10质量签证单 (22)附录A 安全措施票 (23)简要作业流程图1范围本指导书适用于RCS-9624CN厂用变压器保护测控装置的A/B/C级检修工作。
主要工作为设备二次回路清扫、检查、装置校验传动工作，对元件及回路进行检查、检修，并对已发现的问题进行处理。
2本指导书涉及的技术资料和图纸下列文件中的条款通过本规范的引用而成为本规范的条款。
PCS-9621站用变保护测控装置应用概述PCS-9621适用于110kV以下电压等级的非直接接地系统或小电阻接地系统中的站用变或接地变的保护及测控装置。
可组屏安装，也可在开关柜就地安装。
该保护装置可实现对断路器、隔离刀闸的分/合操作；同时能够对保护对象间隔单元的电压、电流、功率等进行实时测量。
可以和监控系统进行通讯；通讯规约可选择IEC 60870-5-103 或IEC 61850。
5OP过说速听採护5IP:宦时限过漉保护-零痒迥讹灶册保护53G-楚时眼占序逍流煤护5IQ走吋脈负序过孟保护開HV:窩压斶按地保护64LY:低应侧接地滋护VCE 口压闻锁元件眼非电申像护52：斷跖覇分合腔利数字化变电站功能装置提供电子式互感器接口，支持IEC60044-8接口协议，借助多模光纤由合并单元引入电压量和电流量合并单元传入的电压电流量的采样速率为4k/s或者5k/s支持IEC-61850通讯规约保护功能三段复合电压闭锁过流保护高压侧正序反时限保护过负荷报警两段定时限负序过流保护：其中I段用作断相保护，n段用作不平衡保护高压侧接地保护：三段定时限零序过流保护（其中零序I段两时限，零序皿段可整定为报警或跳闸）、零序过压保护、支持网络小电流接地选线低压侧接地保护：三段定时限零序过流保护、零序反时限保护低电压保护非电量保护：重瓦斯跳闸、轻瓦斯报警、超温跳闸或报警、一路备用非电量跳闸、一路备用非电量跳闸或报警闭锁简易母差GOOSE输岀功能。
独立的操作回路及故障录波测控功能11路自定义遥信开入lam、Ibm、Icm、10、UA、UB、UC、UAB、UBC、UCA、U0、f、P、Q、CO邱共15 个遥测量一组断路器遥控分/合（选配方式至多可提供五组遥控）事件SOE记录等PCS96OA系列保护测拎装罰甬用技术参救3通信接口参数3.1.2以太网接口343打印按口3.1.4对时接口4机掀结构机械尺寸（贯＞高只深）225 00mm X 177 OQrnni * 223 BOmnn（n'2 4U机箱）安装开孔尺寸f宽X蒿）226 00mm * 178.00mm ,打魄丝d/2 4U机箱）颜色银灰防护等级^IEC60529：前面板P40、箱体侧面IP30、后面felP20污染等级二级机槌尺寸和开孔尺寸如下图所乔；IP 玄魚」4S£OOOOGO^6.50==*-* + * -9■t曲4226 00I8上IJ4-^7 5SF安装开孔尺寸©5型式试验参数5J大气环境试验5.2机械试验5.3电气绝缘性能5.4电磁兼容试验6管理功能参数6.1测量计量等级7认证[01] IS09001 2000J^歳管理标谁认证[02] fSO14001 2004^管理标准认证[03] OH8AS1 B001：1999TO^康安全管理标范认证[04] IS010012 2003^^理体•系认证[05] CMMI L3软件能力成熟度模型认证[M]电磁兼容：欧盟^^BG/336/EEC, EN50263.2000 卩可产品安全：欧盟揩令73血3/EEC, EN61010-1 2001. EN60950-2002。
PCS-9621站用变保护测控装置
应用概述
PCS-9621适用于110kV以下电压等级的非直接接地系统或小电阻接地系统中的站用变或接地变
的保护及测控装置。
可组屏安装，也可在开关柜就地安装。
该保护装置可实现对断路器、隔离刀闸的分/合操作；同时能够对保护对象间隔单元的电压、电
流、功率等进行实时测量。
可以和监控系统进行通讯；通讯规约可选择IEC 60870-5-103或
IEC 61850。
•
数字化变电站功能
装置提供电子式互感器接口，支持IEC60044-8接口协议，借助多模光纤由合并单元引入电压量和电流量
合并单元传入的电压电流量的采样速率为4k/s或者5k/s。
支持IEC-61850通讯规约。
保护功能
三段复合电压闭锁过流保护
高压侧正序反时限保护
过负荷报警
两段定时限负序过流保护：其中Ⅰ段用作断相保护，Ⅱ段用作不平衡保护
高压侧接地保护：三段定时限零序过流保护（其中零序Ⅰ段两时限，零序Ⅲ段可整定为报警或跳闸）、零序过压保护、支持网络小电流接地选线
低压侧接地保护：三段定时限零序过流保护、零序反时限保护
低电压保护
非电量保护：重瓦斯跳闸、轻瓦斯报警、超温跳闸或报警、一路备用非电量跳闸、一路备用非电量跳闸或报警
闭锁简易母差GOOSE输出功能。
独立的操作回路及故障录波
测控功能
11路自定义遥信开入
Iam、Ibm、Icm、I0、UA、UB、UC、UAB、UBC、UCA、U0、f、P、Q、COSф共15个遥测量
一组断路器遥控分/合(选配方式至多可提供五组遥控)
事件SOE记录等。
/switchgearSwitchgear Instruction and Installation GuideType 2B Arc Resistant WL Low Voltage Metal-Enclosed SwitchgearIMPORTANTThe information contained herein is general in nature and not intended for specific application purposes. It does not relieve the user of responsibility to use sound practices in application, installation, operation, and maintenance of the equipment purchased. Siemens reserves the right to make changes in the specifications shown herein or to make improvements at any time without notice or obligations. Should a conflict arise between the general information contained in this publication and the contents of drawings or supplementary material or both, the latter shall take precedence.NOTEThese instructions do not purport to cover all details or variations in equipment, nor to provide for every possible contingency to be met in connection with installation, operation, or maintenance. Should further information be desired, or should particular problems arise which are not covered sufficiently for the purchaser’s purposes, the matter should be referred to the local Siemens sales office.The contents of this instruction manual should not become part of or modify any prior or existing agreement, commitment, or relationship. The sales contract contains the entire obligation of Siemens Industry, Inc. The warranty contained in the contract between the parties is the sole warranty of Siemens Industry, Inc. Any statements contained herein do not create new warranties or modify the existing warranty.2Switchgear Instruction and Installation Guide Type 2B Arc Resistant WL Low Voltage Metal-Enclosed Switchgear Table of ContentsIntroduction and SafetyIntroduction 4Qualified person 4Signal words 4Dangerous procedure 4Field Service Operation 4General DescriptionIntroduction 5Scope 5General Description 5Special FeaturesSwitchgear – Rear 6Switchgear – Front 7Breaker Compartment 7Auxiliary Compartment 8Bottom Compartment Breaker Cradle 8Riser Base 8InstallationDimensional Data for Rear Connected Arc Resistant Switchgear 9 - 12Arc Resistant Gear with Overhead Plenum 13Dimensional Data for Front & Rear Connected – Wall Mounted 14 - 15Dimensions – Floor Mount (Requires Rear Access) 16Switchgear Dimensions – Side View (Without Overhead Plenum) 17Dimensions – Incoming Section – Cable Entry Top 18Dimensions – Incoming Section – Cable Entry Bottom 19Dimensions – Left Incoming Section – Sentron Busway Top and Bottom 20Dimensions – Right Incoming Section – Sentron Busway Top and Bottom 21Dimensions – Feeder Cable Section (Area) – Cable Entry Top 22Dimensions – Feeder Cable Section (Area) – Cable Entry Bottom 23Installation Instructions for Overhead Plenum 24 - 273Switchgear Instruction and Installation GuideIntroductionType 2B Arc Resistant WL low voltage switchgear is designed to meet all applicable UL, ANSI, NEMA and IEEE standards.It is designed and performance tested to ANSI C37.20.7 to provide an additional degree of personnel protection from internal arcing faults. Successful application and operation of this equipment depends as much upon proper installation and maintenance by the user as it does upon the careful design and construction by Siemens.The purpose of this Instruction Manual is to assist the user in developing safe and efficient procedures for the installation, maintenance and use of the equipment. This Instruction Manual acts a supplement to Siemens Rear and Front Connected Type WL Low Voltage Switchgear Instruction and Installation Guides.Application of Arc Resistant Low Voltage Switchgear meeting the requirements of IEEE C37.20.7 does not eliminate the requirements of Personal Protection Equipment (PPE). Contact the nearest Siemens representative if any additional information is desired.Qualified PersonFor the purpose of this manual and product labels, a Qualified Person is one who has the skills and knowledge related to the construction and operation of the electrical equipment and installations and has received safety training to recognize and avoid the hazards involved. In addition, this person has the following qualifications:• Training and authorization to energize, de-energize, clear, ground and tag circuits and equipment in accordance with established safety practices.• Training in the proper care and use of protective equipment such as rubber gloves, hard hat, safety glasses, faceshields, flash clothing, etc., in accordance with established safety procedures.• Training in rendering first aid. Signal WordsThe signal words “Danger,” “Warning” and “Caution” usedin this manual indicate the degree of hazard that may be encountered by the user. These words are defined as:Danger – Indicates an imminently hazardous situation which if not avoided, will result in death or serious injury.Warning – Indicates a potentially hazardous situation which, if not avoided, could result in death or serious injury.Caution – Indicates a potentially hazardous situation which, if not avoided, may result in minor or moderate injury Dangerous ProceduresIn addition to other procedures described in this manual as dangerous, user personnel must adhere to the following: 1. Always work on de-energized equipment. Alwaysde-energize a breaker and remove it from the switchgear before performing any tests, maintenance or repair.2. Always discharge energy from closing and opening(tripping) springs before performing maintenance on circuit breakers.3. Always let an interlock device or safety mechanismsperform its function without forcing or defeatingthe device.Field Service OperationSiemens Industrial Services Division can provide the following support services for Type WL low voltage switchgear.Call 1-800-333-7421 to obtain additional information and schedule an appointment.• Start-up and Commissioning• Component and System Testing• Maintenance (Scheduled and Preventative)• Repair and Refurbishing• On Site Operational TrainingType 2B Arc Resistant WL Low Voltage Metal-Enclosed Switchgear Introduction and Safety4Switchgear Instruction and Installation GuideIntroductionSiemens Type 2B Arc Resistant Metal-Enclosed Low Voltage Switchgear is designed to provide an additional degree of protection for personnel performing normal operating duties in proximity to the energized equipment. Such duties include opening or closing breakers, closed door racking of breakers, reading of instruments, or other such activities that do not require the opening of doors or removal of covers except doors or covers of compartments specifically identified aslow-voltage control or instrumentation compartments. It is designed and performance tested to ANSI C37.20.7 to provide an additional degree of protection from internal arcing faults. Should additional information be desired, including replacement instruction books, contact yourSiemens representative.ScopeThese instructions cover the installation and maintenanceof Siemens Type 2B WL Arc Resistant metal enclosed low voltage switchgear assemblies, using the Type WL UL -1066 low voltage power circuit breakers. A typical indoor Type 2B WL arc resistant switchgear assembly is shown in Figure 1.This instruction manual acts as a supplement to Siemens Rear and Front Connected Type WL Low Voltage Switchgear Instruction and Installation Guides. This manual discusses the special features and maintenance associated with arc resistant switchgear.General DescriptionType 2B Arc Resistant WL switchgear is an assembly of an indoor enclosure and mounting base with arc plenum. It has an insulated bus bar system, removable rear cover panels/ doors secured with captive screws, section barriers and cable compartment barriers. (Sections Barriers & Cable compartment barriers are Optional for FC). Flame retardant barriers and shutters are provided in power circuit breaker compartments. One piece circuit breaker compartment doors with insert panels for fuses, indicating lights and control switches are used when required.The following must be maintained for proper functioning of Arc Resistant switchgear. 39” (990) minimum front aisle (FS3 4 Pole breaker require 42” [1066] minimum), and 36” (914) minimum rear aisle (Rear Connected only). Working space requirements around electrical equipment are specified in the National Electrical Code® (NEC 110.26 2017). Minimum Ceiling Height Requirement 36” (900) above vent stack (NEC 408.18 2017):136” (3454) – Arc Resistant switchgear WITHOUT Overhead PlenumAlternate Manufacturer’s Requirement 18” (457)above vent stack (For Non-Combustible* Ceiling)118” (2997) – Arc Resistant switchgear WITHOUTOverhead Plenum120” (3048) – Arc Resistant switchgear WITHOverhead Plenum*Non-Combustible as defined by AHJ and/or NECThe arc resistant ratings are listed on the switchgearrating label. Ratings are given for:(1) Accessibility Type,(2) Arcing SHORT-CIRCUIT current and voltage, and(3) Arcing duration.Type 2B Arc Resistant WL Low Voltage Metal-Enclosed SwitchgearGeneral DescriptionFront view of switchgear.56Switchgear Instruction and Installation GuideRear Isometric view of Front Connected SwitchgearTop cover plate pressure relief flaps (Rear Connected)• The top cover flaps are applicable with Arc Resistant Construction without Overhead Plenum• These flaps are closed under normal conditions.• The flaps open outward in the event of an arcing fault to relieve internal pressure.• The opening of flaps should not be blocked by cables, conduits, bus duct, etc.• A clear space of 22” must be maintained above the flaps. Rear cover pressure dams (Rear Connected)• All the vents in the rear side of switchgear have pressure dam flaps installed inside.• During normal operation the flaps should be open by 2” to 3” for venting.• These flaps close in the event of arcing fault to prevent arc gases from exiting the rear of the equipment.• The flaps should not be modified, removed or blocked open.Enclosure and Rear Covers (Rear and Front Connected)• Reinforced enclosure to withstand pressure from internal arcing faults.• Reinforced bolted rear covers/doors.• Ensure that all screws are in place and tightenedTop vent stack pressure relief flaps (Front Connected)• The flaps are applicable with Arc Resistant Construction without Overhead Plenum.• These flaps are closed under normal conditions.• The flaps open outward in the event of an arcing fault to relieve internal pressure.• The opening of flaps should not be blocked by cables, conduits, bus duct, etc.Type 2B Arc Resistant WL Low Voltage Metal-Enclosed SwitchgearSpecial FeaturesSwitchgear – RearRear Isometric view of Rear Connected Switchgear7Switchgear Instruction and Installation GuideSwitchgear – FrontBreaker CompartmentFront view of SwitchgearFront View of Breaker CompartmentFront view of Breaker CompartmentEnhancements• Reinforced and gasketed front doors with additional hinges and latching means. Ensure that all doors are properly secured before placing gear in service.•placed back into service.• be installed under the switchgear.Type 2B Arc Resistant WL Low Voltage Metal-Enclosed SwitchgearSpecial FeaturesBreaker compartment partsBreaker compartment gap protection parts provide protection in the event of arcing fault.Flame Retardant parts are attached on the back of metal gap protection partsThese parts must be in place during normal operation.If they are removed during installation or servicing, they must be replaced before gear is energized.8Switchgear Instruction and Installation GuideAuxiliary compartmentRiser BaseFront view of Riser BaseAuxiliary compartment parts• Auxiliary bucket gap protection parts provide protection in the event of arcing fault.• Flame Retardant parts are attached on the back of metal gap protection parts.• These parts must be in place during normal operation.• If they are removed during installation or servicing, they must be replaced before gear is energized.Gap between Switchgear and Riser Base• The gap between the Mounting Base and the Switchgear must be closed after installation with silicone caulking compound. Silicone caulking compound is installed at the factory if the switchgear is shipped installed on the Mounting Base. If the Mounting Base is shipped separately, a tube of silicone caulking compound is furnished withthe switchgearBreaker Cradle Button Plug• The button plug must be replaced after installing or servicing anchor bolt.• This part must be in place during normal operation.Bottom Compartment Breaker CradleIsometric view of D-CompartmentIsometric view of Auxiliary CompartmentType 2B Arc Resistant WL Low Voltage Metal-Enclosed SwitchgearSpecial featuresSwitchgear Instruction and Installation GuideSwitchgear Instruction and Installation Guide1213Dimensional Data for Front and Rear Connected Arc Resistant Gear with Overhead Plenum10.0Front View: WL Arc Resistant Switchgear with Overhead PlenumNote: Dimensions shown in inches and (mm). Drawings are not to scale.1. 118 (2997) minimum room ceiling height is required for ventilation of arc products for LV Arc resistant switchgear without overhead plenum.2. 120 (3048) minimum room ceiling height is required for LV Arc resistant switchgear with overhead plenum.3. Custom designed exhaust duct is provided when the exit is towards the front to clear the overhead hoist. Cross-sectional area of the exhaust duct remains same as shown in figure. Wall cutout required is same at 104 (2641) from floor.4. Siemens to provide weatherproof box to be installed outside the exterior wall over the exhaust duct exit.5. The area outside the exhaust duct vent needs to be kept clear of personnel and equipment due to the potential for pressurized exhaust gasses being expelled in the area as a result of arcing fault in the switchgear. An area of 4 feet X 4 feet centered on exhaust duct vent needs to be clear at all times.6. Exhaust duct is not self-supporting, recommended support every 6 linear feet minimum. The duct supports are not supplied by Siemens and must be supplied by the purchaser or the installing contractor.7. LV Arc Resistant switchgear with and without overhead plenum is to be installed on a solid surface to maintain the arc ratings. Consult factory for site conditions where a solid floor is not an option.Typical Drop Rod/Unistrut trapeze hanger arrangement shownExhaust DuctUnistrut5.0(127)2.1 (53)3.0 (76)Space for secondaryleads from above. Available onSections with removable conduit plate. Not available with Overhead PlenumoptionSpace for secondary leads from above & below.Above: All Sections2.0 (51)1.0 (25)7.0(179)(2) Holes for .50 (12mm)Grade 5 anchor bolts(Not furnished with equipment) 0.5 (13)Rear Space for secondaryleads from below: Breaker sections 5.0 (127) Space for secondary leads from above. Available on Sections with removable conduit plate. Not available with Overhead Plenum option2.0 (51)1.0 (25)2X for” anchors 0.5 (13)Front ViewRiser Base4.0 (102)2X for anchors38.0 (965) Anchor Bolt5.0(127) Space for secondaryleads from above.Available on Sections withremovable conduit plate.Not available withOverhead Plenum option1.0 (25)2.0 (51)Space for secondaryleads from below:Breaker sections4X for”anchorsFront Compartment BusCompartment30 (762) MinimumAisle Spacerecommended forFloor Mount BracketsinstallationRear Floor Mount(optional)0.5 (13)Maximum available conduit space at Top27.5 (699)2.25 (57) Typ13.9 (353)15.9 (404)Front Plan ViewFig - 5 RearW = 32 Section Width1.75 (44) Typ.Front Plan ViewFig- 614.5 (368)28.5 (724) Available conduit space at BottomAvailable Bottom Conduit Area when Lineup has Center Incoming and Sectionincludes a Bottom Through Bus16.2 (411)10 (254)Additional Space: 28.5 (724) X 10 (254)When Lower Auxiliary Compartment NOT present13.65 (347)21 (533)8.75 (222)Not Available at 4000A & 5000A: 28.5(724) X 5(127)5 (127)RearFront13 (330)22.4 (569)Plan View15.5 (394)D RearBusway Phase Orientation (ØA, ØB, ØC, N Front to Back)ØAØBØCN Cut-out area at Top. Bottom is open.14 (356)Fig- 7ESentron Busway Plug Rating (Cu)D 22 (559)RearCut-out area at Top. Bottom is openFront Plan ViewFig- 8GF13 (330)15.5 (394)Busway Phase Orientation (ØA, ØB, ØC, N Front to Back)ØAØBØCN 22.4 (569)14(356)Sentron Busway Plug Rating (Cu)F 22 (559)Maximum available conduit space at TopHSection Width W = 22, H = 17.5 (445) Section Width W = 30, H = 25.5 (648) Section Width W = 40, H = 35.5 (902)WSection Width2.25 (57) Typ.RearFront Plan View13.9 (353)15.9 (404)Fig- 9Available conduit space at BottomFront 1.75 (44) Typ.Additional conduit space available when Compartment D breaker not presentJSection Width W = 22, J = 18.5 (470) Section Width W = 30, J = 26.5 (673) Section Width W = 40, J = 36.5 (927) 25 (635) 3.7 (94)6.5 (165)11.75 (298)Not Available at 4000A & 5000A:J X 5(127)5 (127)RearPlan View Fig- 1024Switchgear Instruction and Installation GuideType 2B Arc Resistant WL Low Voltage Metal-Enclosed SwitchgearInstallation Instructions for Overhead PlenumOverhead Plenum assembly over the Switchgear section consists of two main components as shown:Plenum Vent Stack Front Iso View – End SectionSection PlenumA. Installation of Plenum Vent stack to the Switchgear sectionPlenum Vent Stack attaches to the Left and Right Lifting-Eye plate tab holes.Lifting eye plate25Switchgear Instruction and Installation GuideB. Installation of Section Plenum to the Switchgear sectionType 2B Arc Resistant WL Low Voltage Metal-Enclosed SwitchgearInstallation Instructions for Overhead PlenumFront Iso View – End SectionAdjacent SectionSection Plenum attaches to the Plenum Vent Stack.Slide the adjacent Section Plenums in the splice groove.Attach the Section Plenum to the Vent Stack.26Switchgear Instruction and Installation GuideC. Installation of Section Plenum when Duct Exit is Rear/Front of the Switchgear sectionD. Installation of Exhaust Duct to the Switchgear sectionType 2B Arc Resistant WL Low Voltage Metal-Enclosed SwitchgearInstallation Instructions for Overhead PlenumThe blow open trap doors need to align with the direction of exit path if front or rear duct is usedSlide the Exhaust Duct in the splice groove and attach toSection Plenum27Switchgear Instruction and Installation GuideE. Installation of End Exhaust Duct section Type 2B Arc Resistant WL Low Voltage Metal-Enclosed SwitchgearInstallation Instructions for Overhead PlenumOutside of BuildingOutside of BuildingInside ofBuildingInside ofBuildingExhaust Duct End Section10.05.50Exterior Wall of BuildingExhaust Duct End Section and Exterior Wall of Building ShownWeatherproof AssemblyCalk allCalk allseamsLeft ViewLeft ViewIsometric ViewIsometric ViewNote:1. The exhaust duct end section must not be extended more than 10 inches outside the building for proper functioning of exhaust flap when weather proof assembly is installed over the exhaust duct.Notes:1. The weatherproof assembly must be mounted 5.50 inches above theexhaust duct section for proper functioning of exhaust flap.2. The weatherproof assembly can extend up to 10 feet.Weatherproof SectionPublished bySiemens Industry, Inc. 2019.Siemens Industry, Inc.5400 Triangle ParkwayNorcross, GA 30092For more information, please contactour Customer Support Center.Phone: 1-800-241-4453E-mail: *******************/switchgearOrder No.: LVIM-ARCII-1019 BA(Siemens Internal Part Number 11-C-9887-01Rev. 2)Printed in U.S.A.© 2019 Siemens Industry, Inc.The technical data presented in this document is based on an actual case or on as-designed parameters, and therefore should not be relied upon for any specific application and does not constitute a performance guarantee for any projects. Actual results are dependent on variable conditions. Accordingly, Siemens does not make representations, warranties, or assurances as to the accuracy, currency or completeness of the content contained herein. If requested, we will provide specific technical data or specifications with respect to any customer’s particular applications. Our company is constantly involved in engineering and development. For that reason, we reserve the right to modify, at any time, the technology and product specifications contained herein.。
