GE继电保护装置框架接口模块IC200PWR002

时间：2022-07-06

一、公司简介Company Introduction
日新电气自1996年成立以来，一直致力于做电力开关和保护的*，打造电网中性点安全防护**品牌，深入研究电网中性点接地技术和接地理论，并专业生产（组合式）中性点接地电阻装置。同时在主变中性点综合保护装置的研发、生产和系统集成领域有着**的工程业绩和竞争实力。
日新电气多年来一直走在电网中性点安全防护产品推广应用的*，并竭力为客户提供中性点接地及保护技术的工程咨询、方案设计、选型计算、工程实施和工程维护的*服务。日新电气研发制造的3000多台（套）中性点电阻接地及保护装置在**可靠运行，广泛应用于电力系统、发电厂、轨道交通、机场及港口、钢铁、石化、冶金等行业，也积累了非常多的成功运行经验。实践证明，中性点经电阻接地对于提高系统运行的可靠性、安全性具有良好的效果。日新电气正逐渐成长为电网中性点安全防护领域较受欢迎的良好制造供应商。
Since established in 1996, SUNRISE dedicates itself to the neutral grounding technology of distribution network and studying grounding theory constantly, and manufacturing neutral grounding devices professionally. It also have salient outstanding achievement and competitive strength in distribution automation system，researching、manufacturing and integration, primary equipment of power system for turnkey job.  
As the first supplier of neutral grounding resistors in China, SUNRISE is always pioneering the neutral grounding theory research and equipment development. We provide our customers with full services including project consultation, scheme design, parameter selection calculation, engineering implementation and maintenance. Based on several years of rich experiences from firstly using neutral grounding equipment in power system, SUNRISE has successfully produced grounding resistors cabinet that is he mast suitable for power system, more than 3000 sets have been sold in the industries of power system, power plant, metro, steel, petrochemical, metallurgy and so on. Neutral grounding resistance begin to be use in China’s power distribution system in the 1990s, SUNRISE has accumulated a lot of experience of successful operation. More than 10 years of operational experience has prove that neutral grounding resistance has a good effect to improve system operation’s reliability and safety.
二、产品概述Product General:
SUN-NGR系列（组合式）中性点接地电阻装置适用于3～66KV以电缆线路为主的城市配电网、大型工矿企业、机场、港口、地铁等重要电力用户的配电网以及发电厂发电机和厂用电系统。
产品电阻元件采用原装进口或国产优质镍铬合金电热金属材料，具有耐高温、抗氧化性能力强、抗拉强度高、电阻率高及阻值稳定等优良特点，尤其是在高温1000℃下仍然能够保持良好的电热金属性能，产品运行安全、可靠。
根据不同的接线方式或客户需求，可配置环氧树脂浇注干式接地变压器、零序电流互感器、单相隔离开关、电阻器在线监测装置、加热器以及温湿度控制器等。
SUN-NGR series neutral grounding resistors are applied to:
?	City electric power distribution network(3-66KV)where the cable is mainly used;
?	Important electric power customer such as large-scale industrial enterprise,airport,harbor,metro etc;
?	Large generators and service power supply system in power plant;
?	Others.
The components of SUN-NGR series neutral grounding resistors are made of special stainless steel electric-heat metal imported from US.They are with outstanding characters such as high temperature-resistant capability,excellent anti-oxidation performance，strong tensile characteristics，high resistivety and stable resistance value，what’s more,it can sustain elec-tric and thermodynamic performance even under 1000℃,which enables safe and reliable operation.
According to different connection mode or various customer requests,we can provide epoxy resin to cast dry type transformers,zero sequence current transformers,single-phase discon-necting switches，heater and thermo/humidity controllers etc.
三、产品特点Performance Features
SUN-NGR系列中性点接地电阻元件采用电阻**、特殊配方的不锈钢合金制造，其主要性能特点有：
□耐受高温：熔点为（1375-1500℃），较高使用温度1000℃；
□抗拉强度高：抗拉强度700Mpa，在900～1000℃高温下，机械强度基本保持不变;
□电阻率高：电阻率为1.25μΩ.m,有利于减小电阻元件尺寸；
□阻值稳定：电阻温度系数1.05х10-4Ω/℃，在高温情况下阻值变化很小，有利于保证保护的灵敏度；
□抗氧化能力强：在1000℃左右的高温下仍能保持良好的抗氧化性能。适宜于污染严重的环境;
□高韧性：在温度剧烈变化的运行条件下，仍保持良好的韧性，不易断裂；
□类型齐全：按照通流能力的大小，有带状、栅格型、螺旋绕线型、肋形绕线型、平滑绕线型等多种结构类型电阻元件；
□电阻元件模块化：每种类型的电阻制造成多种规格的标准元件，实现模块化。通过串、并联的方法，可以任意组合，以适应您对通流能力、电压、阻值等各种参数的要求，替换方便；
□较佳散热设计：柜体结构具有较佳的冷却气流通路，散热效果良好，消除了局部高温点和易灼烧点；
□使用寿命长：承诺使用寿命30年。客户回访发现，在役在的电阻柜中，运行时间较长的已**过50年。
SUN-NGR series neutral grounding resistor components are made of stainless steel alloy that is composed of special composition and used specially for neutral grounding resistor. The primary characteristics are as follow:
□High temperature-resistant: The melting point is at 1375～1500,and its max working temperature is 1000℃.
□Strong capacity of tensile strength: The intensity is at 700 Mpa, and mechanical intensity keeps constant at the high temperature of 900～1000℃.
□High resistivity: The resistivity is 1.25Ω.m, which is propitious to reduce the size of resistor component.
□Stable resistance value: The resistance temperature coefficient is 1.05×10/℃,resistance value increase at high temperature is little, that is good for the sensitivity of protection.
□High antioxidaton performance: Resistance also has a high antioxidaton performance even at the temperature of 1000℃, which is deeply suitable for seriously contaminative environment.
□High tenacity: Resister elements can keep high tenacity when the temperature changes acutely.
□Various types: According resister′s current, there are several kinds of elements such as strap﹑grid﹑wirewound﹑edgewound﹑rib winding﹑smooth winding types etc.
□Resister modularized: Each type resistor are made of standard components, by series connection or parallel connection to achieve kinds of parameters, elements can be replaced easily.
□Optimal heat-dissipation design: The cabinet structure possess the optimal cooling air current passageway. The effect of heat dissipation is very good and there are no local overheat spots and burn spots.
□Long operation life: The guarantee life is 30 years. Some resisters have operated for more than 50 years.
四、执行标准Voluntary Standards
DL/T780-2001         配电系统中性点接地电阻器
GB6450                       干式电力变压器
DL/T620-1997    交流电气装置地过电压保护和绝缘配合
GB/T16927-1997                高电压试验技术
GB1208-1997                      电流互感器
GB4208-1993             外壳防护等级(IP代码)
IEEE32-1972      中性点接地装置的技术、术语和试验
GB311.1-1997         高压输配电设备的绝缘配合
DL/T593-1996      高压开关设备共用订货技术导则
GB/T11022-1999 电气装置安装工程电气设备交接试验标准
其他相关国际及电力行业标准
DL/T780-2001       Neutral grounding resistors in electric 
power distribution system
GB6450             Dry type Electric transformer
DL/T620-1997    Over-voltage protection and insulation coordination for AC equipment
GB/T16927-1997     High-voltage testing technology
GB1208-1997        Current transformer
GB4208-1993        Protection level of enclosure(IP Code)
IEE32-1972         Technology,terms and test of neutral
   grounding resistors
GB311.1-1997    Insulation coordination of high-voltage transmitting and distribution equipment
DL/T593-1996    Common order technical requirements of high-voltage switch equipment
GB/T11022-1999 Electric equipment delivery testing criterion of electric device installation
Other national criterion and electric power industry standards.
五、	适用条件Operation Environment
周围空气温度：上限+50℃，下限-35℃
海拔高度：一般不**过1000m
风压：不大于700Mpa（相当于风速34m/s）
地震烈度：不大于8级
覆冰厚度：不大于15mm
空气污秽等级：不大于IV级
Air Temperature:≥-35℃,≤+50℃
Altitude:≤1000m(general)
Wind pressure: ≤700 Mpa(equal to wind speed at 34 m/s)
Earthquake intensity: ≤magnitude 8
lce cover: ≤15mm
Air contamination level:≤IV
六、	型号说明Specification Instruction
SUN -N　G  R -□ /□ -□
│　│ │ │  │  │  └额定通流时间Rated current duration 
│　│ │ │  │  └──额定电流Rated current capacity
│  │ │ │  └────系统额定电压Rated system voltage
│　│ │ └──────电阻器Resistor
│　│ └────── ─接地Grounding
│  └─────────中性点Neutral
└───────────日新电气SUNRISE

七、产品种类Product Categories
□配电网小电阻接地电阻装置
□配电网中电阻接地电阻装置
□配电网高电阻接地电阻装置
□发电机中性点高电阻接地电阻装置
□	The low resistance grounding resistor for electric power distribution networks
□	The moderate resistance grounding resistor for electric power distribution networks
□	The high resistance grounding resistor for electric power distribution networks
□	The high resistance grounding resistor for generators
八、产品参数Parameters of products
□	适用电压：0.4kV～110kV
□	允许通流：可选
□	标称电阻：可选
□	允许通流时间：10s、30s、60s、10min、连续运行；
□	进出线方式：上进下出、下进下出、侧进侧出、侧进下出；
□	安装地点：户内、户外；
□	允许温升：通流时间为10s、30s、60s时为760℃；通流时间为10min时为610℃；连续运行时为385℃；
□	零序电流互感器：需方可选。
□	Voltage：0.4kV～110kV；
□	Rated current：optional；
□	Nominal resistance：optional；
□	Current duration：10s、30s、60s、10min、continuous；
□	Incoming and outing line：top in bottom out、bottom in bottom out、side in side out、side in bottom out、etc；
□	Installation site：indoor/outdoor；
□	Allowable temperature rise：760℃ for 10s、30s、60s and 610℃for 10min and 385℃ for continuous
□	Zero sequence current transformer：optional
九、	产品结构product structure 
□	标准设备包括不锈钢电阻元件、支撑绝缘子、绝缘套管、内部连线和柜体等。电阻柜的设计、制造全过程严格执行ISO9001体系进行质量控制；
□	不锈钢电阻元件、支撑绝缘子、绝缘套管、内部连线严格按照相关技术规范装配、连接，并经过出厂质检和出厂试验；
□	柜体底部加工有电阻接地端引出电缆孔和二次控制电缆引出孔；
□	标准外壳四周侧板上部冲成百叶窗，柜体底部距地面高度为200mm，电阻元件下方底板设计为网板，整个柜体具有较佳的通风散热效果；
□	外壳下部加工有接地螺栓，方便外壳保护接地；
□	柜**部装有吊环，以便吊车搬运。
十、典型技术参数表Parameters of products
型号
Type	系统
额定电压
（kV）Rated Voltage of system	电阻器
额定电压（kV）Rated Voltage of resistor	短时
允许通流（A）
Rated current	短时
通流时间
（s）Current
duration
	标称阻值（Ω）
±10%
Nominal
resistance value	外形尺寸
W×D×H
（mm）
Dimension	重量
（kg）
Weight
NGR-6.3/100-10	6.3	3.64	100	10	36.4	1300
×1300
×1900	450
NGR-6.3/200-10	6.3	3.64	200	10	18.2		500
NGR-6.3/400-10	6.3	3.64	400	10	9.09		500
NGR-6.3/600-10	6.3	3.64	600	10	6.06		500
NGR-6.3/1000-10	6.3	3.64	1000	10	3.64		500
NGR-10/100-10	10	5.77	100	10	57.7		500
NGR-10/200-10	10	5.77	200	10	28.9		550
NGR-10/400-10	10	5.77	400	10	14.4		550
NGR-10/600-10	10	5.77	600	10	9.62		550
NGR-10/1000-10	10	5.77	1000	10	5.77		550
NGR-20/600-10	20	11.5	400	10	28.9	1700
×1700
×2600	1250
NGR-20/600-10	20	11.5	600	10	19.2		1250
NGR-35/200-10	35	20.2	200	10	101	3000
×1700
×2600	2000
NGR-35/400-10	35	20.2	400	10	50.5		2000
NGR-35/600-10	35	20.2	600	10	33.7		2000
NGR-35/1000-10	35	20.2	1000	10	20.2		2000
NGR-35/1300-10	35	20.2	1300	10	15.5	3000
×1700
×3100	2500
NGR-35/2000-10	35	20.2	2000	10	10.1		2500
    注：上表所列是比较常用的典型规格参数，SUN-NGR系列中性点接地电阻装置可*满足客户需求。
Notes：The resistors listed in above table are several typical resistor devices ,Various type of resistors can be provided according customer’s requirement.
十一、组合式中性点接地电阻装置
Combined neutral grounding resisters device
组合式中性点接地电阻装置集电阻柜、接地变于一个柜内，中性点接地电阻选用优质不锈钢合金接地电阻元件，接地变压器则选用DKSC系列低损耗、抗短路冲击能力强的环氧树脂浇铸干式接地变压器，并可根据客户需求装设零序电流互流器、隔离开关。
产品优点明显，结构紧凑、节约占地面积，布置方式灵活、不受场地限制，安装方便。特别适用于旧站改造和城市市区新建变电站。
Combined neutral grounding resistor devices are developed by ourselves,and we are the first company to manufacture in china.Both the resistor elements and transformer are in one enclosure.Resister elements are imported and the grounding transformer are manufactured in china,which has low loss、high withstand ability of short circuit surge. We can also supply zero sequence current transformer and disconnector according to customer′s requirement
Obvious advantages:Compacting in structure、saving site area、convenient to layout and installation,it′s specially suitable to reconstruct old substation and to build new power stations in the urban.
十二、发电机中性点接地电阻装置
Neutral grounding resistor for generators
主要作用Primary functions
□	限制故障接地电流，防止发电机铁芯烧损；
□	限制暂态过电压在2.5倍额定相电压以下；
□	抑制谐振过电压；
□	限制单相接地故障电流不**过（10～15）A；
□	提高发电机接地保护的灵敏度，使保护配置更方便。
Limit grounding fault current,prevent from burn of iron core of generators; 
Limit transient over-voltage within 2.5p.u.
Suppress resonance over-voltage;
Limit ** phase fault current within 10-15A; 
Improve the sensitivity of generator grounding protection,making protection configuration more convenient.
适用范围Application
适用于发电机、变压器单元接线的大型（200MW及以上）发电机组。
Applicable to large-scale generator(above 200MW)of generator-transformer unit.
常用接线方式Mode of connection
A、	发电机中性点经一单相变压器高压绕组接地，小阻值的接地电阻接在单相变压器的二次侧；
B、	发电机中性点直接经高电阻接地。
A.	The generator is grounded through a ** phase transformer, a low resister element is connected to the secondary side of the transtormer.
B.	The generator is directly grounded through high resister device.
十三、智能型中性点接地电阻装置在线监测系统
Realize the real time monitoring of operation parameter of neutral grounding resistor fill in the gaps in the field of monitoring of substation automation .
随着城市化进程的加快及电力系统的电缆线下地改造工程的提速，城市电网电缆化程度越来越高，电阻的应用正越来越广泛。但电阻柜在运行过程中因故障瞬间电流值和温度的变化非常大。传统中性点接地电阻装置均没有采用任何监测设备对电阻柜的实时运行参数进行监测，日新电气特别推出了可以监测中性点接地电阻装置运行参数、特别是系统单相接地故障瞬间电流和温度变化的智能型中性点接地电阻装置，及与之配套使用的在线监测系统，填补了中性点接地电阻装置在配电系统运行的监测盲点，提高了系统运行的安全可靠性，同时满足了现今变电站对于无人值守的发展要求。
With the quick development of city power distribution network，the power cable is used more and more in the distribution system。 The neutral grounding resistor are widely used in power distribution system。The current and temperature on resistor rises suddenly during grounding fault。When there is intermittent arcing grounding fault ，the fault current will accumulate。there is no monitoring devices to monitor the current and temperature in conventional neutral grounding resistor equipment。The neutral grounding resistor monitoring device is designed specially for fill this gap。This device will prolong the operation life for neutral grounding resistor and improve the reliable of  power distribution system。It will also meet the requirement of development of unattended substation。
   在线监测系统的功能特点Function of SUN-NGR-JCX
SUN-NGR-JCX在线监测系统集数据采集、控制、告警、通讯功能于一体，在系统正常运行时可监视中性点不平衡电流、电阻片的温度（较高温度可达到1000℃）；单相接地故障时，可记录电阻电流大小、接地时间、电阻片的温度变化和接地动作次数并带RS485通讯接口，以MODBUS规约将检测、记录的信息传递至主控室或微机单元，实现远程监控。
SUN-NGR-JCX integrates the functions of data acquisition、control、alarm and communication。Strong data acquisition and processing function：temperature and current measurement；variation of current and temperature in the moment of fault。
Communication function：makes communication with computer control and monitoring system by standard RS485 communication interface and provides MODBUS  high safety ，good reliability。

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