描述
GE 369-HI-R-M-0-0-0-E是通用电气（GE）Multilin系列中的一款高性能电机管理继电器，专为中型交流电机的保护、控制和监测设计。以下是其核心功能、技术参数及应用场景的综合分析：
一、核心功能
电机保护
-过载/短路保护：实时监测电流、电压及功率，触发过载、短路等保护动作。
-接地故障保护：通过接地电流输入（3.15A/250V）检测接地异常，支持跳闸前预警。
-欠电压/过电压保护：根据设定值自动切断电源以防止电机损坏。
高级监测与分析
-计量功能：实时采集电压、电流、功率因数、频率及能量数据，支持自定义保护逻辑。
-事件记录：记录跳闸原因、触发时间及环境参数（如温度），便于故障溯源。
-示波器功能：触发时捕获16个数据周期的相电流、接地电流及触点状态波形，辅助诊断。
智能维护支持
-电机健康报告：基于历史数据预测维护需求，延长电机寿命。
-FlexCurve自定义曲线：针对特定电机参数（如冷却速率、启动时间）生成定制保护曲线。
二、技术参数
电气规格
-额定电压：50-300V DC/40-265V AC（控制电源）
-额定电流：30A（相电流输入1A/5A次级）
-功率：9000VA
-通信协议：Modbus RTU、RS-232接口（支持EnerVista 369软件配置）。
环境适应性
-工作温度：-40℃至+140℃（存储温度-40℃至+176℃）
-湿度：95%RH非冷凝
-防护等级：IP20（可选防腐蚀、高温防护涂层）。
输入输出
-数字输入：6路光电隔离
-继电器输出：1路辅助继电器
-RTD输入：12路（支持铂、镍、铜等类型，用于温度监测）。
三、应用场景
工业电机控制
-电力、石油化工、冶金、水处理等领域中型电机的保护与监控。
-适用于带机械负载（如压缩机、泵、风机）的电机系统。
智能电网集成
-通过Modbus协议与SCADA系统联动，实现远程监控与故障报警。
特殊环境应用
-配合保形涂层选项，适用于腐蚀性、高温或高湿环境（如水处理厂、海洋设备）。
369-HI-R-M-0-0-0-E
369-HI-R-M-0-0-0-E
GE 369-HI-R-M-0-0-0-E is a high-performance motor management relay in the General Electric(GE)Multilin series,designed for the protection,control and monitoring of medium-sized AC motors.The following is a comprehensive analysis of its core functions,technical parameters and application scenarios:
I.Core functions
Motor protection
-Overload/short-circuit protection:Real-time monitoring of current,voltage and power,triggering overload,short-circuit and other protection actions.
-Ground fault protection:Detect grounding anomalies through ground current input(3.15A/250V),and support pre-trip warning.
-Undervoltage/overvoltage protection:Automatically cut off the power supply according to the set value to prevent motor damage.
Advanced monitoring and analysis
-Metering function:Real-time acquisition of voltage,current,power factor,frequency and energy data,supporting custom protection logic.
-Event recording:Record the cause of tripping,triggering time and environmental parameters(such as temperature)to facilitate fault tracing.
-Oscilloscope function:Capture 16 data cycles of phase current,ground current and contact status waveforms when triggered to assist diagnosis.
Smart maintenance support
-Motor health report:predict maintenance needs based on historical data to extend motor life.
-FlexCurve custom curve:generate customized protection curves for specific motor parameters(such as cooling rate,start time).
2.Technical parameters
Electrical specifications
-Rated voltage:50-300V DC/40-265V AC(control power supply)
-Rated current:30A(phase current input 1A/5A secondary)
-Power:9000VA
-Communication protocol:Modbus RTU,RS-232 interface(support EnerVista 369 software configuration).
Environmental adaptability
-Operating temperature:-40℃to+140℃(storage temperature-40℃to+176℃)
-Humidity:95%RH non-condensing
-Protection level:IP20(optional anti-corrosion,high temperature protection coating).
Input and output
-Digital input:6-channel optoelectronic isolation
-Relay output:1-channel auxiliary relay
-RTD input:12-channel(supports platinum,nickel,copper and other types for temperature monitoring).
3.Application scenarios
Industrial motor control
-Protection and monitoring of medium-sized motors in the fields of power,petrochemical,metallurgy,water treatment,etc.
-Suitable for motor systems with mechanical loads(such as compressors,pumps,fans).
Smart grid integration
-Linked with SCADA system through Modbus protocol to achieve remote monitoring and fault alarm.
Special environment application
-With conformal coating option,it is suitable for corrosive,high temperature or high humidity environments(such as water treatment plants,marine equipment).
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