IEC综合保护代码

1、REM5係列（电动机、发电机保护电驿 ）保护功能IEEE代码IEC 标示三相无方向过流保护，低整定值段513I三相无方向过流保护，高整定值段50/51/51B3I三相无方向过流保护，速断段50/51B3I三相带方向过流保护，低整定值段673I三相带方向过流保护，高整定值段673I三相带方向过流保护，速断段673I无方向零序电流保护，低整定值段51NI0无方向零序电流保护，高整定值段50N/51NI0无方向零序电流保护，速断段50NI0带方向零序电流保护，低整定值段67N/51NI0带方向零序电流保护，高整定值段67NI0带方向零序电流保护，速断段67NI0热过负荷保护（电动机）49M3卜热过负

2、荷保护（出线、电缆）49F3卜启动监测48/51Is/Is2t启动监测 （ 通过测速元件实现 ）14ns相不平衡 / 相序不正确保护46A I低电流保护373I三相差动速断保护87T/87G/87M3 I零序差动保护87NA IREF高阻抗差动保护87T/87G/87M3 A I过电压保护，低定值段59U过电压保护，高定值段59U三相低电压保护，低定值段273U三相低电压保护，高定值段273U低电压保护，高定值段27U零序电压保护，高定值段59NU0逆功率保护32PP电动机、发电机过励磁保护40X电动机、发电机欠励磁保护40X/df/dt定子接地保护64测量功能IEEE代码IEC标示零序差动6

3、4p、64s超温跳闸23三相/两相电流测量3I/2I零序电流测量I0不平衡电流测量 I三相电压测量3U零序电压测量U0有功、无功、电度测量（直接测量）E/P/Q有功、无功、电度测量（经变送器测量）E/P/Q故障录波正反向功率保护32控制功能IEEE代码IEC标示断路器控制1断路器控制2接地开关/隔离手车位置指示13距离保护22检测功能IEEE代码控制回路断线监视电流输入异常检测同期检测25通讯功能IEEE代码SPA规约LON规约面板显示 / 人机界面PC通讯软件MODBUSRTU/AS(规约IEC 标示IEC 标示保护功能 ANSI 代码7UT6127UT6x37UT635三相变压器单相变压T

4、O器自耦变压器发电机 /电动机三相母线 分相母线差动保护 87T/G/M/L1 1 1 X X XXXX零序差动保护 87N 12 2 X X X*)X过流保护 50/51 13 3 X X X XX零序 3I0 保护 50/51N1 3 3 X XXX零序 IE 保护 50/51G1 2 2 X X XXXX单相过流保护 1 1 1 X X X X X X负序保护46 1 1 1 XXXX热过负荷IEC60255-849122 XX X X X热过负荷IEC603544922XX XXX-过励磁保护V/Hz 24-1X XX X X X过电压保护V 591-XX XX -低电压保护V,fv8

5、10/U1- X X XX-逆功率保护 32R1-XXX X -正向功率保护32F - 1 - X X X X -PT 断线闭锁60FL -1- X X X X -断路器失灵保护50BF 1 2 2 X X X X X -外部温度测量38XXXXXXXXX跳闸命令锁存86XXXXXXXXX测量值监视 XXXXXXXXX 跳闸回路监视74TC XXXXXXXXX外部直跳功能 1 XXXXXXXXX 外部直跳功能 2 XXXXXXXXX 运行测量值 XXXXXXXXX自定义保护功能27,32,47,50,55,59,81-1212 X X X X X47复合电压保护x有该功能-没有该功能*) 仅适

6、用于7UT6X3/635结构68ProtIn rush curre nt block ing68ProtIn rush harm onic51ProtNon-directio nal overcurre nt IDMT51ProtNon-directional overcurrent low51ProtNon-directio nal overcurre nt high50ProtNon-directio nal overcurre nt in sta ntan eous67ProtDirecti onal overcurre nt low67ProtDirecti onal overcurr

7、e nt high51NProtNon-directional earth-fault IDMT51NProtNon-directional earth-fault low51NProtNon-directi onal earth-fault high67NProtDirecti onal earth-fault sen sitive67NProtDirecti onal earth-fault low67NProtDirecti onal earth-fault high67NProtDirecti onal earth-fault sector (stage 1)67NProtDirect

8、i onal earth-fault sector (stage 2)67NProtDirecti onal earth-fault sector (stage 3)67NProtDirecti onal earth-fault sector (stage 4)67NProtDirecti onal earth-fault sector (stage 5)67NProtDirecti onal earth-fault sector (stage 6)67NProtDirecti onal earth-fault sector (stage 7)67NProtDirecti onal earth

9、-fault sector (stage 8)67NProtDirecti onal earth-fault sector (stage 9)67NProtDirecti onal earth-fault sector (stage 10)59ProtOvervoltage low59ProtOvervoltage high59ProtOvervoltage in sta ntan eous27ProtUn dervoltage low27ProtUn dervoltage high27ProtUn dervoltage in sta ntan eous59NProtResidual over

10、voltage low59NProtResidual overvoltage high49ProtThermal overload51ProtMotor start-up51LRProtBlock ing rotor66ProtNumber of starts21+79ProtDista nee87ProtTran sformer differe ntial87NProtRestricted Earth-Fault (low impeda nee)46Prot(CNegPhaseSeque nee)Un bala need load32ProtDireeti onal power37ProtL

11、ow load81ProtFreque ncy supervisi on81ProtFreque ncy proteeti on (stage 1, n etwork 1)81ProtFreque ncy proteeti on (stage 2,n etwork 1)81ProtFreque ncy proteeti on (stage 3,n etwork 1)81ProtFreque ncy proteeti on (stage 4,n etwork 1)81ProtFreque ncy proteeti on (stage 5,n etwork 1)81ProtFreque ncy p

12、roteeti on (stage 6,n etwork 1)81ProtFreque ncy proteeti on (stage 1,n etwork 2)81ProtFreque ncy proteeti on (stage 2,n etwork 2)81ProtFreque ncy protecti on (stage 3,n etwork 2)81ProtFreque ncy protecti on (stage 4,n etwork 2)81ProtFreque ncy protecti on (stage 5,n etwork 2)81ProtFreque ncy protect

13、i on (stage 6,n etwork 2)25ProtSyn chr onism check79PrimiAutorecloserPrimiPower factor con trollerProtSwitchi ng resonance protecti onPrimiHigh harm onic protecti onPrimiFault recorder21P/21G距离元件一圆特性和四 边形特性全方案继电器5消除CVT暂态超越负荷阴挡线简易的整定模式互感补偿85通道辅助方案，PUTT POTT闭锁式，弱馈加速跳闸一负何丢失，和Z1延伸50/27合闸于故障68系统振荡闭锁 1/ V

14、突变量方向比较67N主向接地故障（DEF纵联保护50/51/67相过流保护450N/51N/67N零序过流保护467/46负序过流保护46BC断相保护49热过负荷保护27低电压保护259过电压保护259N零序过电压保护250BF咼速断路器失灵保护CTS/VTS电流和电压互感器监视79自动重合闸-支持多次 重合425检同期整定值组4FL故障定位21PPDIS四边形全方案相间距离保护（5段）21GPDIS四边形全方案接地距离保护（5段）50/51/67OcpPTOC/RDIR带方向/不带方向过流保护（4段）50N/51N/67NEfdPTOC/RDIR带方向/不带方向后备接地故障保护（4段）67N

15、EfaPSCH通道辅助的零序方向保护（DEF）32N零序功率方向保护67/46NgcPTOC/RDIR带方向/不带方向负序过流保护方向比较（利用 PSL）68RPSB系统震荡闭锁和失步跳闸（利用PSL)50/27PSOF合闸于故障/重合于故障保护（SOFT/TOR)85PSCH通道辅助方案（欠范围允许式、超范围允许式、闭锁式）弱馈回音逻辑加速跳闸功能；负荷丢失 -Z1延伸49PTTR热过负荷保护PTRC跳闸3P1/3P1/3P79RREC自动重合闸（4次）3P1/3P1/3P25RSYN检同期可选可选可选27PTUV低电压（2段）59PTOV过电压（2段）46BC断线保护50STOcpPTOC

16、短引线保护50BFRBRF断路器失灵VTS电压互感器监视（1相、2相、3相熔断器故障检测）CVTS电容式电压互感器监视CTS电流互感器监视51FFPTOCVT故障情况下紧急过流OptGGIO开关量输入81624RlyGGIO输岀继电器（可选快速输岀）142132或46前端通信口（ RS232/K-BUS）后端通信口 （RS485/光口 /以太网）第二个后端通信口RS232/RS485/K-BUS ）NA可选可选时钟同步端口（ IRIG模块符号保护功能87T149YT31(YT41)即VE1YT31(YT41)即VE1YT32(YT42)即VE3YT33(YT43)即VE4LV87T259/8159/81syst fail51/27 T t151/27 T t246T变压器差动1过负荷零序过流1零序过流2主变冷却器全停主变轻瓦斯主变重瓦斯主变释压零序过压变压器差动2零序过流1零序过流2过激磁1过激磁2主变冷却器全停主变轻瓦斯主变重瓦斯低压记忆过流1低压记忆过流2 （已取消）负序过流lj=0.82A,t=8Ij=1.5A,t=lj=0.5A,t=Udz=,t=8 ”Ij=1.7A,t=Ij=0.6A,t=s=,t=10 s=,t=3 Ij=0.93A,t=5Udz=70V%,t=4 lj=0.4A定值起动主变通风