电机监控保护器
Monitoring protector for motor
使用说明书
manual
让我们共同关注电机监控保护器对应操作说明
Let us concern motor monitoring protector for the corresponding operating instructions
一、概述
Summary
电机监控保护器是总结研制生产电动机保护器和微机保护器基础上的积累和现代高新技术的结晶。
Motor monitoring protector is the crystallization of summarizing the development and
production of motor protection device and microcomputer protection device based on
the accumulation and modern high technology.
采用进口集成电路和知识产权专利技术、软件著作权生产的全方位电动机智能监控保护器，具有
先进的现场总线接口。Right to produce imported integrated circuit and the intellectual
property rights of patent technology of software copyright, the full range of motor
intelligent monitoring protection device, has the advanced Fieldbus interface.
由微处理器来执行电机保护和控制，并支持馈线保护，完成对电机操作、自诊断以及与上位机的通讯等。
Is executed by the microprocessor motor protection and control, and support the feeder
protection, the completion of the motor operation, self diagnosis and the communication
with the host computer.
由为电动机提供了测量保护，避免了因电动机过载、堵转、过压、欠压、轻载、断相、三相不平衡、
接地等故障导致的生产事故，最大限度地保证设备正常运行的有效安全。
Provides protection for motor measurement, to avoid because of the overload, locked
rotor, overvoltage, owe pressure, resulting in light load, open phase, three-phase
unbalance, grounding fault accident in production, to ensure maximum effective safety
and the normal operation of equipment.
图一：依据电动机制造商的规范和过程控制要求设置预警和脱扣参数
Figure 1: according to the requirements set up early warning and releasing parameters
of motor manufacturer's specification and process control
电动机预警、脱扣延时、脱扣示意图
Schematic diagram of motor warning, tripping delay, trip
超延时时限脱扣动作后，电动机断开电源。
Super delay tripping after the time limit, the motor is disconnected from the power supply.
Warning issued
不超限延时脱扣
预警发出
电动机保持运转 Warning issued
预警发出
Don't overload delay
tripping motor running
脱扣
Trip
预警
Early warning
Tripping delay
Tripping delay
脱扣延时
脱扣延时
电动机启动
正常运行
暂时故障
正常运行
The normal operation of Temporary fault
Motor starting
连续故障
The normal operation of Continuous fault
—— 01 ——
二、基本保护功能
The basic function of protection
启动保护：在启动时间内，只对断相、过压、欠压、短路及三相不平衡、超时启动进行保护。
Starting protection: in the starting time, only the fault phase, overvoltage, undervoltage,
short circuit and three-phase unbalanced, timeout start Protection.
过压保护：当工作电压超过设定值时6秒内动作。(出厂默认为260V)
Overvoltage protection: when the operating voltage is more than the setting value of 6 seconds
of action. (default is 260V)
欠压保护：当工作电压低于设定值时6秒内动作。(出厂默认为180V)
Undervoltage protection: when the operating voltage is lower than the set value of 6 seconds
of action. (default is 180V)
断相保护：当任何一相断开电源时，动作时间≤2.0秒。
Phase failure protection: when any phase when the power supply is disconnected, the action
time less than 2 seconds.
堵转保护：当工作电流达到整定电流值的倍数时，动作时间≤2秒。
Blocking protection: when the working current to multiple current setting value, action time
less than 2 seconds.
不平衡保护：当任何两相间的电流值相差达到设定百分比值时，动作时间≤2秒。
Unbalance protection: when the current value of the difference between any two phases to set
the percentage value, action time less than 2 seconds.
欠流保护：当工作电流连续低于设定欠流门限时，动作动作时间≤10秒。
Under current protection: when the working current is continuous below the set under current
threshold, action time less than 10 seconds.
漏电保护：当零序互感器检测到漏电电流值达到设定值时≤1秒内动作。（出厂默认为“1”）
Leakage protection: when the zero sequence current transformer to detect leakage current value
reaches the set value is less than or equal to 1 second action. (default is "1")
短路保护：当短路电流达到设定漏电电流的5倍以上时，动作时间≤2秒。（无需要设置）
Short circuit protection: when the short circuit current reaching a predetermined leakage current
is more than 5 times, action time less than 2 seconds. (no need to set)
过流保护：过流保护动作时间为反时限保护或速断保护，动作时间（参表二）。
Overcurrent protection: over-current protection action time for inverse time protection or
quick break protection, movement time (see table two).
电流规格
(表一)
Current specifications
(Table 1)
规格
电流规格（A）
产品型号
The product model The current specification (A)
6A
20A
60A
100A
200A
300/5A
400/5A
600/5A
（表二）
The inverse time lag action: in seconds (table two)
备注
Specifications
0.5-6A
2-20A
6-60A
10-100A
反时限动作:单位秒
Serial number
Remarks
0.3-3KW
一次线直接穿过保护
1-7.5KW
器电流A/B/C互感器
600
4-30KW
A line directly through
the protector for current
transformer A/B/C
450
7.5-45KW
Time
Multiple
300
25-75KW
20-200A
80-400A
120-600A
600-300A
另配300/5CT
45-132KW
The other 300/5CT
55-250KW
The other 400/5CT
75-300KW
The other 600/5CT
另配400/5CT
另配600/5CT
—— 02 ——
来电自启动：有此功能的保护器，需用户设置自启动时间，此时电动机不能通讯启动。（出厂默认为“0”关闭功能）
Calls self starting: protector has the function to the user settings, self starting time,
the motor can not start communication.(default is "0" close function)
启动超时保护：当启动时间延时结束后电流还大于过载电流值时判定为启动超时。(出厂默认为4s，1-120秒可设)
Starting overtime protection: when the start time delay after the current is also greater than the
value of the overload current when judged to start a timeout.(default is 4S, 1-120 seconds can be set)
触点容量：AC220V/5A AC380V/3A 电寿命≥105次。
Contact capacity: AC220V/5A AC380V/3A is more than or equal to 105 times the electrical life.
触点特性：触点J1常闭，触点J2常开。（以外壳接线图为准）
Contact: contact characteristics of J1 normally closed, normally open contacts J2. (in shel
wiring diagram shall prevail)
允许误差：±5％
Allowable error: + 5%
分体显示：距离小于500cm 标准配置100cm
Split display: distance is less than the 500cm standard 100cm configuration
设置功能：根据电动机的正常运行电流值设置保护参数。
Setting: according to the normal current value of the motor protection parameter set.
配比功能：在200A及200A以下的保护器不需配置互感器，大于200A以上的保护器需要
The ratio of function: no need of configuration of transformer in the protector 200A and below 200A,
more than 200A above the need protective device
配置标准互感器3个变比为5A。例如400A规格需要配400A/5A的电流互感器
Standard configuration of transformer 3 ratio for 5A. Current transformer for example specifications
need to match 400A/5A 400A
通讯协议：支持厂内自行编制、MODBUS 等各种通讯协议。
Communication protocol: support the factory to compile, MODBUS and other communication protocol.
电流输出：三相电流平均值转换为DC4-20mA信号输出。
Output current: three-phase current average value is converted to DC4-20mA signal output.
注：1、互感器固定在交流接触器下方为宜，采用螺丝固定和标准35mm导轨安装方式；三相主线路分别穿过互感器的
三个孔；按外壳接线图接好二次线并检查无误后，方可通电调试（没带电流时才可修改参数）。
Note: 1, transformer fixed is appropriate under the AC contactor, fixed by screws and standard
35mm rail mounting mode; three phase mainThe lines are respectively pass through the three holes
transformer; according to the enclosure graph meets the two line and after check, before electric
debugging(with no current can modify the parameters).
2、保护器本身AC电源要接在交流接触器前方，保证保护器长期供电。
protector itself AC power to connected to the AC contactor in front, to ensure the long-term
supply protector.
三、安装和操作
Installation and operation
当保护器显示电流值时不能修改设定参数只能查询，显示电压值时按功能健按以下步骤设定保护值。
When the protective device display current value cannot modify the settings parameters can query,
display the voltage value according to the functions of health according to the following stepsThe
setting of protection value.
—— 03 ——
描 述
功 能
按 钮
Button
Function
Description
功能键
选择需设置功能和设置参数保存
Function keys
Select the required function and parameter setting save settings
数据键
设定时为增加数据
Data key
Set to increase data
移位键
设定时移动光标位置
Move the cursor position is set
The shift key
故障自动复位或查询
复位键
Automatic fault reset or query
The reset button
1）按功能键一次。显示设置菜单:显示器显示
，表示进入修改功能参数设定。
press the function key at a time. The display settings menu: display
,
said into the modification function parameter setting.
2）按功能键二次。显示过载电流设定:显示器右边显示闪烁
按数据键选择设定的数字，每按数据键一次
数字递增“1”，按移位键该位闪烁再按数据键修改参数
press the function key two. Display the overload current settings: the right side of the display
display blinks
according to data button to select the preset number, according to data of each
key once increment the number "1", press the shift key the flashes and then press button to modify
the parameter data
3）按功能键三次。显示20mA对应电流设置:显示器右边显示闪烁 或 按数据键修改参数，每按数据键一次
数字递增“1”。（无此功能接下步）
by three function keys. Display 20mA corresponding to current settings: the right side of the display
display blinks
or
modification of parameters according to the data of each key, according to the
data key once digital incremental "1". (without this feature the next step)
4）按功能键四次。显示三相不平衡设定:显示器右边显示闪烁
按数据键修改参数，每按数据键一次数字递增“1”。
（无此功能接下步）
press the function key four. Show the three-phase unbalance settings: the right side of the display display
blinks
to modify parameters according to the data of each key, according to the data key once digital
incremental "1". (without this feature the next step)
5）按功能键五次。显示过载序号设定:显示器右边显示闪烁
按数据键修改参数，每按数据键一次数字递增“1”。
（序号意义见表一）
press the function key five. Display: display on the right shows the overload number set flicker
parameter modification according to the data of each key, according to the data key once digital
incremental "1". (serial number meaning see Table 1)
6）按功能键六次。显示启动延时设定:显示器右边显示闪烁
按数据键选择设定参数，每按数据键一次数字递增“1”，
按移位键该位闪烁再按数据键修改参数
press the function key six. Show startup delay set: the right side of the display display blinks according
to data to select the set parameters according to the data, each key once increment the number "1", press the
shift key the flashes and then press button to modify the parameter data
7）按功能键七次。显示轻载电流设定:（欠载电流值设定）显示器右边显示闪烁
按数据键选择设定数字，
每按数据键一次数字递增“1”，按移位键该位闪烁再按数据键修改参数（设为“0”时，该功能关闭）
press the function key seven. Display light load current setting: (under load current value set)
the right side of the display display blinks
according to data to select setting numbers,
according to data of each key once increment the number "1", press the shift key the flashes and
then press key data to modify the parameters (set to "0", this function off)
—— 04 ——
8）按功能键8次。显示轻载电流动作时间设定:显示器右边显示闪烁“ ”按数据键选择设定数字，每按数据键一次数字递增“1”，
按移位键该位闪烁再按数据键修改参数（1-120秒可设）
press the function key 8. Display light load current action time setting: the right side of the display
display blinks “ ”according to the data to select setting numbers, according to data of each key once
increment the number "1", press the shift key the flashes and then press key data to modify the parameters
(1-120 seconds can be set)
9）按功能键九次。显示堵转倍数设定:显示器右边显示闪烁
按数据键选择设定数字，每按数据键一次数字递增“1”，
（无此功能接下步）
press the function key nine. Display the blockage factor setting: the right side of the display display
blinks
according to the data to select digital settings, according to data of each key once increment
the number "1" (without this function, the next step)
10）按功能键10次。显示来电自启动延时设定:显示器右边显示闪烁
按数据键选择设定数字，每按数据键一次数字递
增“1”，按移位键该位闪烁再按数据键修改参数（此项功能仅对来电自启动有效）
press the function key 10. Caller since the start delay set: the right side of the display display blinks
according to the
data to select setting numbers, according to data of each key once increment the number "1", press the shift key the flashes and
then press button to modify the parameter data(this function is only to call self start effective)
11）按功能键十一次。显示漏电保护设定:显示器右边显示闪烁“ ”按数据键修改参数，有关数字表示漏电电流值
（1=500mA, 2=1000mA, 3=1500mA, 4=2000mA,5=2500mA, 6=3000mA, 7=3500mA, 0=关闭)
press the function key eleven. Display leakage protection settings: display on the right shows
flicker“ ”parameter modification according to the data about the digital representation of key
leakage current values (1=500mA, 2=1000mA, 3=1500mA, 4=2000mA, 5=2500mA, 6=3000mA, 7=3500mA, 0= off)
12）按功能键十二次。显示本机地址设定:显示器右边显示闪烁
按数据键选择设定数字，每按数据键一次数字递增“1”，
按移位键该位闪烁再按数据键修改地址号
press the function key twelve. Display the machine address setting: the right side of the display display
blinks
according to the data to select setting numbers, according to data of each key once increment
the number "1", press the shift key the flashes and then press button to modify the address data
13）按功能键十三次。显示过电压值设定:显示器右边显示闪烁“ ”按数据键选择设定数字，每按数据键一次数字递增“1”，
按移位键该位闪烁再按数据键修改电压值。
press the function key thirteen. Display voltage setting: the right side of the display display blinks“ ”
according to the data to select setting numbers, according to data of each key once increment the number "1",
press the shift key the flashes and then press button to modify the data voltage value.
14）按功能键十四次。显示欠电压值设定:显示器右边显示闪烁“ ”按数据键选择设定数字，每按数据键一次数字递增“1”，
按移位键该位闪烁再按数据键修改欠电压值。
press the function key fourteen. Display undervoltage value setting: the right side of the display display blinks“ ” according to
the data to select digital settings, according to data of each key once increment the number "1", press the shift key the flashes and
then press button to modify the under voltage value data.
15）按功能键十五次。显示故障复位设定:显示器右边显示闪烁
按数据键选择设定数字，每按数据键一次数字递增“1”，
按移位键该位闪烁再按数据键修改复位时间。（设为“0”时，该功能关闭为手动复位）
press the function key fifteen. Display fault reset settings: the right side of the display display
blinks
according to the data to select setting numbers, according to data of each key once
increment the number "1", press the shift key the flashes according to data button to modify the reset
time. (set to "0", the function is closed for manual reset)
16）按功能键十六次。显示编程输出延时设定:显示器右边显示闪烁
按数据键选择设定数字，每按数据键一次数字递
增“1”，编程输出延时时间设定1-99可设。（无此功能按下一步）
press the function key sixteen. Display programming output delay set: the right side of the display display blinks
according
to the data to select setting numbers, according to data of each key once increment the number "1", programming output delay time
setting 1-99 design. (without this function press next)
—— 05 ——
17）按功能键十七次。显示编程继电器设定:显示器右边显示闪烁“ ”按数据键修改参数，有关数字表示
（0=关闭，1=闭合，2=漏电合，3=星三角转换合，4=报警合，5=跳闸合）
press the function key seventeen. Display: display on the right shows the programming relay set
flicker“ ”parameter modification according to relevant data keys, digital representation
(0= off, 1= closed, 2= leakage, 3= star delta conversion, 4= alarm, 5= trip hop)
18) 按功能键十八次。显示二次互感器设定：显示器右边显示闪烁“ ”按数据键修改参数有关数字表示
(1=100/5A,2=200/5A,3=300/5A,4=400/5A,5=500/5A,6=600/5A,7=700/5A,8=800/5A,10=100/5A)无此项按下一步。
press the function key eighteen. Display two transformer set: the right side of the display display
blinks“ ”to modify the parameters related to digital data representation according to the keys
(1=100/5A, 2=200/5A, 3=300/5A, 4=400/5A, 5=500/5A, 6=600/5A, 7=700/5A, 8=800/5A, 10=100/5A).
No press next
19)故障状态：面板上的对应指示灯被点亮，显示器显示故障动作值并记录，按复位键保护器进入故障复位。
fault state: the corresponding indicating lamp panel is light, display and record the fault
action value, press the reset button to enter the fault reset protector.
在运行过程中，循环显示A、B、C三相电流值。每项显示停留时间为3秒当电机出现过流时，
过流只是灯闪烁，且过流倍数越大，过流等闪烁得越快，直至跳闸。如电流恢复正常，闪烁自
动消失。
In the process of running cycle A, B, C three-phase current value.
residence time of 3 seconds when the motorNow the over-current, over
lights flashing, and over current times larger, over-current flicker
the trip. Such as electricFlow back to normal, the flicker disappear
Each display
current just
faster, until
automatically.
当检测到故障达到动作时间时，发出跳闸信号，相应故障指示灯亮，显示故障代码。无自
启动功能时，排除故障按复位键可自手动启动电动机；有自启动功能时，保必须断电30秒后重
新加电才可再次启动。护器
When a fault is detected to action time, sends out tripping signal, corresponding
fault indicator light, display fault generationCode. No self starting function,
troubleshooting press the reset button to manually start the motor self; self starting
function, protectionMust be power off 30 seconds after the re power can start again.
The protector
—— 06 ——
四 接线端子说明 （产品外壳接线图为准）
Terminal description (product shell wiring diagram shall prevail)
Relay output Communication
4-20mA The
zero sequence current Relay output
The power input
五、安装尺寸
installation size
外形尺寸：95mm×48mm×124mm
95
开孔尺寸：91mm×44mm
91
5
● C型
95
91
5
72
整体尺寸
28
28
28
23
91
19
21.4
6
3
52
19
21.4
72
23
主体部分
44
55.5
28
6
3
100
111
100
111
面板安装开孔尺寸
60
32
100
92
3- 22
23
B
A C
55.5
8
● 分体电流互感器
35
76
31
36
88
6
3
19
3.5
100
111
七、典型应用接线
N
L1
L2
L3
N
L1
L2
L3
SB1
SB2
SB1
SB2
FU
FU
KM
KM
KM
KM
KM
KM
4~20mA
输出
报警输出
10
9
6
5
4
3
2
1
6
8
K2
7
K1
9
10
8
AC220V
7
K2
A
B
RS-485
直接启动接线图
接口
外接零序互感器
PE
5
4
3
2
1
12
11
10
9
内置电流
互感器
内置电流
互感器
K1
外接零序互感器
PE
M
3~
M
3~
B
A
RS-485
接口
4~20mA
输出
配三个电流互感器直接启动接线图(AC220V)
AC220V
—— 07 ——
N
L1
L2
L3
L1
L2
L3
FU1
FU1
SB1
KM2
SB2
KA
SB1
KM2
SB2
KM1
KA
KM2
KM2
KA
KM1
KM2
KM3
KM2
KM1
KA
KM3
KM2
KM1
KM2
KM3
KM3
KM3
KA
KA
KA
KA
KM2
1
2
5
6
7
8
4
1
3
2
AC380V
5
6
7
8
4
3
LJ-5A
零序互感器
LJ-5A
零序互感器
AC220V
PE
KM1
M
3~
星三角启动接线图
KM2
自耦降压启动接线图(AC380V)
M
3~
A
B
C
一次穿线
二次穿线
注意事项
The matters needing attention
1、保护器安装接线时，应按各接线端子用途正确连接无误，接触良好。
protector wiring installation, should according to each terminal uses the correct connection, good contact.
2、保护器的工作电源应保持长期供电，并注意标称电压与实际电压相符合。
a working power supply protector should be maintained long-term supply, and pay attention to the
nominal voltage and the actual voltage accord.
3、各项保护设定值应正确无误，不用的选项应放弃设定。
the protection setting value should be correct, do not give up the option should be set.
4、根据电动机的额定电流值，选择相应规格的保护装置。
according to the rated current value of the motor protection device, select the corresponding specification.
5、分体式的保护器不要将不同编号的互感器和显示部分共同使用。
Transformer protection device do not split the different number and display part in common use.
6、保护器配用电流变比互感器时，若设备现场或控制室需电流表显示时，最好另配一个电流互感器，
不然对配带电流表的那相电流显示会有影响。
protector with current ratio transformer equipment, if the site or in the control room to display
the best current meter, with a current transformer, otherwise the current table of matched with
the phase current display will be affected.
7、通迅协议，可以按用户要求改进。
communication protocol, can be improved according to the requirements of the customers.
8、保护器模拟量DC4-20mA接口输出量应与连接设备相匹配。
protector of analog DC4-20mA interface output should be matched with the connecting device.