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1、精选优质文档-倾情为你奉上核电站字母代码说明系统代码（三字码）设备功能代码（二字码）厂房和构筑物代码专心-专注-专业1 系统的三字母代码和名称MAIN PLANT DIVISIONS电厂主要功能类别AFeedwater Supply给水供应CCondenser (Condensation Vacuum Circulating water)凝汽器（冷凝 真空 循环水）DVentilation Handling Equipment Communications Lighting通风 装卸设备 通讯 照明EContainment安全壳GTurbine Generator汽轮发电机JFire Prot

2、ection (detection fire fighting)消防（探测 火警）KInstrumentation and Control仪表和控制LElectrical Systems电气系统PPits各种坑、池RReactor反应堆SGeneral Services公用系统TWaste Treatment三废处理VMain Steam主蒸汽XAuxiliary Steam Production辅助蒸汽生产注意：每个系统后面所给出的机组号仅是给出供参考（参考电站三核）系统代号机组号中/英文名称ABP3，4Low pressure Feedwater Heater低压给水加热器系统ACO3，4

3、Feedwater Heaters Drain Recovery给水加热器疏水回收系统ADG3，4Feedwater Deaerating Tank and Gas Stripper给水除气器系统ADS#3，4LV AC Network 380V (ET Building)低压交流电源（380V）系统（ET厂房）AET3，4Feedwater Pump Turbine Gland主给水泵汽机轴封系统AGM3，4Motor Driven Feedwater Pump Lubrication电动主给水泵润滑油及调节油系统AGR3，4Feedwater Pump Turbine Lubricatio

4、n Control Fluid主给水泵汽机润滑油及调节油系统AHP3，4High Pressure Feedwater Heater高压给水加热器系统APA3，4Motor Driven Feedwater Pump电动主给水泵系统APD3，4Start up Feedwater System启动给水系统APG3，4Steam Generator Blowdown蒸汽发生器排污系统APP3，4Turbine Driven Feedwater Pump汽动主给水泵系统APU3，4Feedwater Pump Turbine Drain主给水泵汽机疏水系统ARE3，4Feedwater Flow

5、Control给水流量控制系统ASG3，4，8Auxiliary Feedwater辅助给水系统ATE3，4Condensate Polishing Plant凝结水净化处理系统# 这是第二章中所述的系统标识和名称规则中的一个例外。系统代号机组号中/英文名称CAR3，4Turbine Exhaust Water Spraying汽机排气口喷淋系统CET3，4Turbine Gland汽机轴封系统CEX3，4Condensate Extraction凝结水抽取系统CFI3，4Circulating Water Filtration循环水过滤系统CGR3，4Circulating Water Pu

6、mp Lubrication循环水泵润滑系统CPA3，4Cathodic Protection阴极保护系统CRF3，4Circulating Water循环水系统CTE3，4Circulating Water Treatment循环水处理系统CVI3，4Condenser Vacuum凝汽器真空系统DAA8BOP Elevator SystemBOP电梯系统DAI3，4 ，8Nuclear Island Building Elevators核岛厂房电梯DAM3，4Turbine Hall Elevators汽机厂房电梯DEG3，4Nuclear Island Chilled Water核岛冷冻

7、水系统DEL3，4Electrical Building Chilled Water电气厂房冷冻水系统DMA8BOP Hot workship and Wharehouse Equirement (AC building)BOP热机修间及仓库搬运装卸设备（AC厂房）DME8Main Switchyard Handling Equipment（TB Building）主开关站搬运装卸设备（TB厂房）DMH8Miscellaneous Hoists and Lifting Equipment in BOP Buildings and AreasBOP厂房和BOP区域内的各种起吊设备DMK3，4Fu

8、el Building Handling Equipment核燃料厂房搬运装卸设备DMM3，4Turbine Hall Mechanical Handling Equipment汽机厂房机械搬运装卸设备DMN8Nuclear Auxiliary Building Handling Equipment核辅助厂房搬运装卸设备DMP8Circulating Water Pumping Station Handling Equipment循环水泵站搬运装卸设备DMR3，4Reactor Building Handling Equipment反应堆厂房搬运装卸设备DMW3，4，8Handling Equ

9、ipment of Reactor Building External gantry, Peripheral Rooms, Diesel Buildings, Waste Auxiliary Building and Electrical Building反应堆厂房外部龙门架、连接厂房房间、柴油机房、核废物辅助厂房和电气厂房的搬运装卸设备DNB3，4BOP Buildings & Areas Normal LightingBOP厂房和BOP区域正常照明系统DNK3，4Fuel Buildings Normal Lighting核燃料厂房正常照明系统DNL3，4，8Electrical

10、Building Normal Lighting电气厂房正常照明系统DNM3，4Turbine Hall Normal Lighting汽机厂房正常照明系统DNN8Nuclear Auxiliary Building Normal Lighting核辅助厂房正常照明系统DNP3，4Circulating water pumping station normal lighting循环水泵房正常照明系统DNQ8Waste Auxiliary Building Normal Lighting废物辅助厂房正常照明系统DNR3，4Reactor Building Normal Lighting反应堆厂房

11、正常照明系统DSB3，4BOP Buildings and Areas Emergency LightingBOP厂房和BOP区域应急照明系统DSI8Site Detection and Monitoring System厂区报警与监视系统DSK3，4Fuel Building Emergency Lighting核燃料厂房应急照明系统DSL3，4，8Electrical Building Emergency Lighting电气厂房应急照明系统DSM3，4Turbine Hall Emergency Lighting汽机厂房应急照明系统DSN8Nuclear Auxiliary Buildi

12、ng Emergency Lighting核辅助厂房应急照明系统DSP3，4Circulating water pumping station Emergency Lighting循环水泵站应急照明系统DSQ8Waste Auxiliary Building Emergency Lighting废物辅助厂房应急照明系统DSR3，4Reactor Building Emergency Lighting反应堆厂房应急照明系统DTL3，4Closed Circuit Television闭路电视系统DTV3，4，8Site Communication System厂区通讯系统DVC3，4Contro

13、l Room Air Conditioning主控制室空调系统DVE3，4，8Cable Floor Ventilation电缆层通风系统DVF3，4，8Electrical Building Smoke Exhaust电气厂房排烟系统DVG3，4Auxiliary Feedwater Pump Room Ventilation辅助给水泵房通风系统DVH3，4Charging Pump Room Emergency Ventilation上充泵房应急通风系统DVI3，4Component Cooling Room Ventilation设备冷却水房间通风系统DVK3，4Fuel Buildin

14、g Ventilation核燃料厂房通风系统DVL3，4，8Electrical Building Main Ventilation电气厂房主通风系统DVM34Turbine Hall Ventilation汽机厂房通风系统DVN3，4，8Nuclear Auxiliary Building Ventilation核辅助厂房通风系统DVP3，4Circulating Water Pumping Station Ventilation循环水泵站通风系统DVQ8Waste Auxiliary Building Ventilation废物辅助厂房通风系统DVS3，4Safety Injection

15、and Containment Spray Pump Motor Room Ventilation安全注入和安全壳喷淋泵电机房通风系统DVT8Demineralization Plant Ventilation （YA building）除盐水车间通风系统 (YA厂房)DVV8Auxiliary Boiler and Compressor Building Ventilation（VA Building）辅助锅炉和空压机厂房通风系统（VA厂房）DVW3，4Peripheral Rooms Ventilation安全壳环廊房间通风系统DVX8Lubricating Oil Transfer Pl

16、ant Building Ventilation润滑油输送装置厂房通风系统DWA8Hot Workshop and Warehouse Ventilation(AC building)AC厂房热机修车间和仓库通风系统DWB8Restaurant Ventilation(SA building)SA餐厅通风系统DWC8EA simulator center ventilation systemEA模拟机中心通风系统DWD8Security Building Ventilation System(UA/UD building)保安楼通风系统DWE8Main Switchyard Ventilati

17、on (TB&TC building)主开关站通风系统(TB/TC厂房)DWH8EC Building Ventilation SystemEC 厂房暖通空调系统DWL8Hot Laundry Ventilation热洗衣房通风系统DWM8Emergency Center Ventilation System (EM building)应急中心通风系统（EM楼）DWN8Site Laboratory Ventilation （AL building）厂区实验室通风系统（AL厂房）DWQ8Garage & Laundry Ventilation (AG/EL building)车

18、库和洗衣房通风（AG/EL厂房）DWS3，4Essential Service Water Pumping Station Ventilation（PX building）重要厂用水泵站通风系统(PX厂房)DWT8Archive & Documentation Centre Ventilation (AD building)文档中心通风系统（AD楼）DWU8Fire Fighting Training Center Ventilation (EB building)消防培训中心通风系统（EB楼）DWV8Oil storage Ventilation (FC Building)油料仓库通

19、风系统（FC厂房）DWW8Laboratory Office Ventilation (XL building)实验室办公间通风系统（XL厂房）DWX8Compressors Building Ventilation System (ZCBuilding)空压机房通风系统（ZC 厂房）DWY8Electrochlorination Plant Ventilation(HX building)制氯站通风系统(HX厂房)DWZ8Hydrogen Production Plant Ventilation(ZB building)制氢站通风系统(ZB厂房)EAS3，4Containment Spray

20、安全壳喷淋系统EAU3，4Containment Instrumentation安全壳仪表系统EBA3，4Containment Sweeping Ventilation安全壳换气通风系统EPP34Containment Leakage Monitoring安全壳泄漏监测系统ETY3，4Containment Atmosphere Monitoring安全壳内大气监测系统EUF3 , 4Containment Filtration and Exhaust安全壳过滤排放系统EUH3 , 4Containment Hydrogen Combination安全壳消氢系统EVC3，4Reactor P

21、it Ventilation反应堆堆坑通风系统EVF3，4Containment Cleanup安全壳空气净化系统EVR3，4Containment Continuous Ventilation安全壳连续通风系统GCA3，4Turbine and Feedheating Plant Preservation During Outage汽机和给水加热装置停运期间的保养系统GCT3，4Turbine Bypass汽机旁路系统GEV3，4Power Transmission输电系统GEW3，4, 8Main Switchyard EHV Switchgear主开关站超高压配电装置GEX3，4Gene

22、rator Excitation and Voltage Regulation发电机励磁和电压调节系统GFR3，4Turbine Control Fluid汽机调节油系统GGR3，4Turbine Lubrication, Jacking and Turning汽机润滑、顶轴和盘车系统GHE3，4Generator Seal Oil发电机密封油系统GME3，4Turbine Supervisory System汽机监督系统GPA3，4Generator and Power Transmission Protection发电机和输电保护系统GPV3，4Turbine Steam and Drai

23、n汽机蒸汽和疏水系统GRE3，4Turbine Governing汽机调节系统GRH3，4Generator Hydrogen Cooling发电抽氢气冷却系统GRV3，4Generator Hydrogen Supply发电机氢气供应系统GSE3，4Turbine Protection汽机保护系统GSS3，4Moisture Separator Reheater汽水分离再热器系统GST3，4Stator Cooling Water发电机定子冷却水系统GSY3，4Grid Synchronization and Connection同步并网系统GTH3，4Turbine Lube Oil Tr

24、eatment汽机润滑油处理系统GTR3，4Turbine Generator Remote Control汽轮发电机远程控制系统JDT3，4，8Fire Detection火警探测系统JPD3，4，8Fire Fighting Water Distribution消防水分配系统JPH3，4Turbine Oil Tank Fire Protection汽机油箱消防系统JPI3，4，8Nuclear Island Fire Protection核岛消防系统JPL3，4，8Electrical Building Fire Protection电气厂房消防系统JPP3，4Fire Fighting

25、 Water Production消防水生产系统JPS3，4，8Mobile & Portable Fire Fighting Equipment移动式和便携式消防设备JPT3，4Transformers Fire Protection （CI and BOP）变压器灭火系统JPU3，4，Site Fire Fighting Water Distribution厂区消防水分配系统JPV3，4Diesel Generator Fire Protection柴油发电机灭火系统KCO3，4，8Plant Process Control Cabine电站过程控制机柜KDO3，4Test Dat

26、a Acquisition试验数据采集系统KIC3，4Plant Computer Information & Control电站计算机和控制系统KIR3，4Loose Parts and Vibration Monitoring松动部件和振动监测系统KIS3，4Seismic Instrumentation地震仪表系统KKK8Site Access Control System厂区出入控制系统KKO3，4Energy Metering and Turbine Pertubography电度表和故障录波仪KKO48Switchyard Instrumentation and Contr

27、ol Facilities开关站仪表和控制设备KLP8500KV LineProtection500KV线路保护系统KME3，4Test Instrumentation试验仪表系统KPR3，4Remote Shutdown Panel应急停堆盘系统KRS8Site Radiation and Meteorological Monitoring厂区辐射和气象监测系统KRT3，4，8Plant Radiation Monitoring电厂辐射监测系统KSC3，4，8Main Control Room主控制室系统KSN8Nuclear Auxiliary Building Local Control

28、 Panels and Boards核辅助厂房就地控制屏和控制盘KSU8Security Management System保安管理系统KZC3，4Controlled Area Access Monitoring控制区出入监测系统LAA3，4Uninterrupted 230V DC Power System (LNE) Inverter power Supply230V不间断直流电源系统、逆变电源系统（电气厂房LNE）LAB3，4Turbine Generator Continuous Lubrication Pump Power Supply汽轮发电机不间断润滑油泵电源系统（汽机厂房）L

29、BA3，4125V DC Power Supply Train A125V直流电源系统系列ALBB3，4125V DC Power Supply Train B125V直流电源系统系列BLBC3，4Protection Group I Inverters Power Supply第一保护组逆变电源系统LBD3，4Protection Group II Inverters Power Supply第二保护组逆变电源系统LBE3，4Protection Group III Inverters Power Supply第三保护组逆变电源系统LBF3，4Protection Group IV Inve

30、rters Power Supply第四保护组逆变电源系统LBG8125V DC Power Supply (Nuclear Auxiliary Building)125直流电源系统（核辅助厂房）LBJ3，4125V DC Power Supply(6.6KV Breakers)125V直流电源系统（6.6KV断路器）LBK8125V DC Power Supply (Demineralization Plant and Auxiliary Boilers)125V直流电源系统（YA厂房除盐水车间和VA厂房辅助锅炉）LBL8125V DC Power Supply (UA/UD Buildin

31、g)125V直流电源系统（UA和UD厂房）LBM3，4125V DC Power Supply (Switchgear Control)125V直流电源系统（开关控制）LBM8125V DC Power Supply (Main Switchyard)125V直流电源系统（TC厂房主开关站）LBN8125V DC Power Supply (Main Switchyard)125V直流电源系统（TC厂房主开关站）LBO8125V DC Power Supply (Auxiliary Switchyard)125V直流电源系统（TC厂房辅助开关站）LBP3，4125V DC Power Sour

32、ce and Distribution System125V直流电源和分配系统LCA3，4Unit 48V DC Power Supply Train A 机组48V直流电源系统系列ALCB3，4Unit 48V DC Power Supply Train B 机组48V直流电源系统系列BLCC3，4Unit Disconnection 48V DC Power Supply机组解列用的48V直流电源系统LCD8Common 48V DC Power Supply (Nuclear Auxiliary Building)公用48V直流电源系统（核辅助厂房）LCE3，4Unit 48V Powe

33、r Supply System (Train A for CI)48V电源系统（CI中A列）LCK848V DC Power Supply (YA Demineralization plant and VA Auxiliary Boilers)48V直流电源系统（YA除盐水车间和VA辅助锅炉）LCL048V DC Power Supply (UA Building)48V直流电源系统（UA厂房）LCM048V DC Power Supply (Main Switchyard TC building)48V直流电源系统（TC厂房主开关站）LDA3，430V DC Power Supply (An

34、alog Control)30V直流电源系统（模拟控制）LGA3，46.6KV Switchboard6.6KV配电盘系统LGB3，46.6KV Switchboard6.6KV配电盘系统LGC3，46.6KV Switchboard6.6KV配电盘系统LGD3，46.6KV Switchboard6.6KV配电盘系统LGE3，4Unit 6.6KV Switchboard机组6.6KV配电盘系统LGI8Common and Site 6.6KV Switchboard公用和厂区6.6KV配电盘系统LGJ8Auxiliary Transformer 6.6KV Switchboard辅助变压器

35、6.6KV配电盘系统LGR8Auxiliary Power Supply辅助厂用电源系统LHA3，46.6KV AC Emergency Power Distribution Train A 6.6K1，2V交流应急配电系统系列ALHB3，46.6KV AC Emergency Power Distribution Train B 6.6KV AC交流应急配电系统系列BLHP3，46.6KV AC Emergency Power Supply Train A6.6KV AC交流应急电源系统系列ALHQ3，46.6KV AC Emergency Power Supply Train B6.6KV

36、 AC交流应急电源系统系列BLHT8Change Over Interconnection Devices转换联接装置LHT8Site Emergency Power distribution System现场应急电源配电系统LKA3，4LV AC Network 380V (NI Auxiliaries)低压交流电源380V系统（核岛辅助设备）LKB3，4LV AC Network 380V (NI Auxiliaries)低压交流电源380V系统（核岛辅助设备）LKC3，4LV AC Network 380V (NI Auxiliaries)低压交流电源380V系统（核岛辅助设备）LKD8

37、LV AC Network 380V (BA Building)低压交流380V电源系统（BA楼）LKD3，4LV AC Network 380V (Electrical Building)低压交流电源380V系统（电气厂房）LKE3，4LV AC Network 380V (NI Auxiliaries)低压交流电源380V系统（核岛辅助设备）LKE8LV AC Network 380V (BX Building)低压交流电源380V系统（BX楼）LKF3，4LV AC Network 380V (CI Auxiliaries)低压交流电源380V系统（常规岛辅助设备）LKF8Low Vol

38、tage AC Network 380V (TC Building)低压交流电源380V（TC厂房）LKG3，4LV AC Network 380V (CI Auxiliaries)低压交流电源380V系统（常规岛辅助设备）LKH3，4380V AC Power Supply System (PX Building)380V交流电源系统（泵房）LKI8LV AC Network 380V (NX Building)低压交流电源380V系统（NX厂房）LKJ8LV AC Network 380V (EL Building)低压交流电源380V系统（EL厂房）LKJ3，4LV AC Network

39、 380V (NX Building)低压交流电源380V系统（NX厂房）LKK8LV AC Network 380V (Common Services)低压交流电源380V系统（公用设施）LKL3，4Low Voltage AC Network 380V (Fuel Auxiliary Building)低压交流电源380V（燃料厂房）LKL8LV AC Network 380V (UABuilding)低压交流电源380V系统（UA厂房）LKM8LV AC Network 380V （AC building）低压交流电源380V系统（AC厂房）LKN8LV AC Network 380V

40、(Common Services)低压交流电源380V系统（公用设施）LKN8LV AC Network 380V (AL Building)低压交流电源380V系统（AL厂房）LKO8LV AC Network 380V (SA Restaurant)低压交流电源380V系统（SA餐厅）LKP3，4LV AC Network 380V (Turbine Hall)低压交流电源380V系统（汽机厂房）LKP8Low Voltage AC Network 380V System (Hot Laundry)低压交流电源380V系统（热洗衣房）LKQ8LV AC Network 380V(BOP A

41、uxiliary TC Building)低压交流电源380V系统（BOP附属设备和TC厂房）LKQ3，4LV AC Network 380V (CI Auxiliaries)低压交流电源380V系统（常规岛辅助设备）LKR3，4LV AC Network 380V (Unit Auxiliaries 1B)机组辅属设备（1B）低压交流电源380V系统LKS3，4LV AC Network 380V (Turbine Building Ventilation)低压交流电源380V系统（汽机厂房通风装置）LKS8LV AC Network 380V (Waste Auxiliary Ventil

42、ation)低压交流电源380V系统（废物辅助厂房）LKT3，4LV AC Network 380V (Unit Auxiliaries 1C)低压交流电源380V系统 （1C 机组辅助设备）LKU3，4LV AC Network 380V (Turbine Building Ventilation)低压交流电源380V系统（汽机厂房通风装置）LKU8LV AC Network 380V (YA Building)低压交流电源380V系统（YA厂房）LKV8LV AC Network 380V (YA Building)低压交流电源380V系统（YA厂房）LKW8LV AC Network 3

43、80V (VA/ZC Building)低压交流电源380V系统（VA/ZC厂房）LKX3，4LV AC Network 380V (CI Condensate Polishing)低压交流电源380V系统（常规岛冷凝净化水）LKX8AC380V System BOP Auxiliaries (VA/ZC Building)BOP辅助设备AC380V电源系统（VA/ZC厂房）LKY8LV AC Network 380V (AA Building)低压交流电源380V系统（AA厂房）LKY3，4380V System BOP Auxiliaries (CI Condensate Polishin

44、g)380V电源系统（常规岛冷凝净化水）LKZ8LV AC Network 380V (AA building)低压交流电源380V系统（AA厂房）LLA3，4LV AC Emergency Network 380V Train A 低压交流应急电源380V系统系列ALLB3，4LV AC Emergency Network 380V Train B 低压交流应急电源380V系统系列BLLC3，4LA AC Emergency Network 380V Train A低压交流应急电源380V系统系列ALLD3，4LA AC Emergency Network 380V Train B低压交流应

45、急电源380V系统系列BLLE3，4LV AC Emergency Network 380V Train A低压交流应急电源380V系统系列ALLF3，4LV AC Emergency Network 380V (NI Auxiliary Lighting Train A)低压交流应急电源380V系统(核岛辅助厂房照明系列A)LLG3，4LV AC Emergency Network 380V system (Diesel A Auxiliaries)低压交流应急电源380V系统（柴油机A辅助设备）LLH3，4LV AC Emergency Network 380V System (NI Au

46、xiliary Building Lightening Train B)低压交流应急电源380V系统（核岛辅助厂房照明系列B）LLI3，4LV AC Emergency Network 380V Train A低压交流应急电源380V系统系列ALLJ3，4LV AC Emergency Network 380V Train B低压交流应急电源380V系统系列BLLM8LV AC Emergency Network 380V System (NI Lighting)低压交流应急电源380V系统（核岛照明）LLM8LV AC 380V AC Distribution Emergency Panel

47、 (TC Building)低压交流应急配电屏380V系统（TC厂房）LLN8LV AC 380V AC Distribution Emergency Panel (TC Building)低压交流应急配电屏380伏系统（TC厂房）LLN3，4LV AC Emergency Network 380 Train A低压交流应急电源380V系统系列ALLO3，4LV AC Emergency Network 380V Train B低压1，2交流应急电源380V系统系列BLLP3，4LV AC Emergency Network 380V (Turbo Generator Emergency Au

48、xiliaries)低压交流应急电源380V系统（汽轮发电机辅助设备）LLR3，4LV AC Emergency Network 380V (CI Lighting)低压交流应急电源380V系统（常规岛照明）LLS3，4，8Hydrotest Pump Turbine Generator Set水压试验泵汽轮发电机组LLW3，4LV AC Emergency Network 380V (Diesel B Auxiliaries)低压交流应急电源380V系统（柴油机B辅助设备）LLY8LV 380V AC Distribution Emergency Panel （EM Builing）低压交流

49、应急配电屏380V系统（EM厂房）LLZ8LV 380V AC Distribution Emergency Panel (UA Building)低压交流应急配电屏380V系统（UA厂房）LMA3，4220V AC Normal Power Source and Distribution System220V交流正常电源和配电系统LMC3，4220V AC Power Supply (CI Instrumentation)220V交流电源系统（常规岛仪表）LMD3，4220V AC Power Supply (CI Instrumentation)220V交流电源系统（常规岛仪表）LNA3，

50、4Vital 220V AC Power (Protection Group I)220V交流重要负荷电源系统（第一保护组）LNB3，4Vital 220V AC Power (Protection Group II)220V交流重要负荷电源系统（第二保护组）LNC3，4Vital 220V AC Power (Protection Group III)220V交流重要负荷电源系统（第三保护组）LND3，4Vital 220V AC Power (Protection Group IV)220V交流重要负荷电源系统（第四保护组）LNE3，4Uninterrupted 220V AC Power

51、220V交流不间断电源系统LNF8Common Uninterrupted 220V AC Power (N.A.B.)220V交流公用不间断电源系统LNK8Uninterrupted 220V AC Power (YA Demineralization and VA Auxiliary Boilers Building)220V交流不间断电源系统（YA除盐水车间和VA辅助锅炉厂房）LNL8Uninterrupted 220V AC Power (UA/UD Building)220V交流不间断电源系统（UA/UD厂房）LNN8Uninterrupted 220V AC Power (Auxiliary Switchyard TC Building)220V交流不间断电源系统（TC厂房辅助开关站）LNP3，4Uninterrupted 220V AC Power For Train B KIT KPS220V交流不间断电源系统（系列B KIT-KPS）LRT3，4Electrical Power Resupply in Outage大修期间再供电系统LSA3，4Test Loops试验回路系统LSI8Site Lighting厂区照明系统LTR3，4，8Grounding and Lig