常用保护和继电器的功能代号
IEEE及美国标准ANSIC37.2-1970
2 计时器(延时起动或闭合) (timer)
12 过速控制装置 (over speed)
13 同步速控制器 (synchronous speed)
行业潜规则14 低速控制装置 (low speed)
17 旁路或放电开关 (discharge switch)
21 距离保护 (distance )
21P 相间距离 (pha distance)
21N 接地距离 (ground distance)
23 温度控制装置 (temperature)
24 过励磁保护 (Volts/Hertz)
25 检同期装置 (synchronism－check)
27 低电压继电器 (undervoltage)
30 保护动作指示 (annunciator)
32 功率方向元件 (directional power)
33 位置开关 (switch position)
37 低电流或低功率保护 (low current/power relay)
40 失磁保护 (loss-of-field)
41 灭磁开关 (field circuit breaker)
43 重合器 (reclosure cutout switch)
46 逆相序保护(负序过流) (I22t Neg-Seq Overcurrent)
47 负序电压保护 (Neg-Seq voltage)
49 热保护 (thermal)
49M 电动机热保护 (induction motor thermal )
49T 变压器热保护 (transformer motor thermal )
50 电流速断保护 (instantaneous overcurrent)
50P 过流保护 (pha overcurrent)
50N 零序过流保护 (neutral overcurrent)
50G 漏电流保护 (residual overcurrent)
50BF 失灵保护 (Circuit Breaker Failure)
51 反时限过流保护 (time overcurrent)
52 交流断路器 (AC circuit breaker)
52CC 合闸线圈 (circuit breaker closing coil)
52TC 跳闸线圈 (circuit breaker trip coil)
55 功率因数继电器 (power coefficient)
57 短路或接地保护 (short circuit /earthing relay)
59 过电压保护 (over voltage)
60 电压或电流平衡保护 (unbalance current/voltage)
62 延时继电器 (time delay)
63 压力开关 (pressure switch)
64 接地检测继电器 (grounding detection)
64G 发电机100%定子接地保护 (100% stator ground)
67 方向过流保护 (AC directional overcurrent)
67N 接地方向过流 (ground directional overcurrent)三铁一器
67P 方向过流 (pha directional overcurrent)
67Q 负序方向过流 (Neg-Seq Dir. Overcurrent)
68 闭锁 (blocking)
振荡闭锁 (power swing blocking)
70 可变电阻 (rheostat)
72 直流断路器 (DC circuit breaker)
74 告警 (alarm)
76 直流过流 (DC overcurrent)
78 失步保护 (loss synchronous)
79 重合闸 (reclosing)
81 频率保护 (frequency)
82 直流重合闸继电器 (DC reclosing)
85 载波信号或导引线信号 (carrier or pilot wire receiver relay)
86 保护闭锁 (lockout)
87 差动保护 (differential)
87G 发电机差动保护 (generator differential)
87T 变压器差动保护 (transformer differential)
87B 母线差动保护 (bus bar differential)
87V 电压差动 (voltage differential抱成团)
89 隔离刀闸 (line switch)
91 方向性电压继电器 (Directional voltage relay )
92 电压和功率方向继电器 (Directional voltage/power relay )
94 跳闸 (trip)
吃什么菜去火101 断路器控制接点 (circuit breaker control switch)
101C断路器合闸 (clo)
101T断路器跳闸 (trip)
微机保护常用名词中英文对照
对联及赏析安全性 curity
可靠性 Reliability
可靠系数 Reliability coefficient
选择性 Selectivity
灵敏性 Sensitivity
速动 Instantaneous action
综合自动化系统 Integrated automation system
测量、测量单元 Measurement ,measuring unit
测量阻抗 Measured impedance
按半周傅氏算法 Computation by half cycle Fourier Algorithm
按全周傅氏算法 Computation by one cycle Fourier Algorithm
半正交小波 Semi－orthogonal wavelet
正交小波 Dyadic wavelet
低周减载 Load scheduling according to frequency change
饱和 saturation
饱和检测 saturation detection
饱和曲线 saturation curve
整定范围 Reach (tting) of protection
额定电流(电压) Rated current (voltage)
亚色世界初始电压 Initial voltage
初始电流 Initial current
启动电流 Starting current
返回电流 Returning current
动作方程 Operating equation
动作时间 Operating time
动作值 Operating value
动作特性 Operating characteristic
大理古城旅游攻略
梯度 Gradient
软件打不开故障录波 Fault recorder
故障检测 Fault detection
复位 Ret
复归 Return
告警 Alarm
死区 Dead zone
自检 Self-checking
调试 Setting and regulation
保护配置 Relay system configuration
主保护 Main protection
