The code 369-HI-R-M-O-E-O-E represents a specific configuration of the GE Multilin 369 Motor Protection System.

The GE Multilin 369 is a comprehensive digital relay designed to provide robust protection, control, and monitoring for critical motors across various industrial applications. It offers advanced capabilities beyond basic overload protection, helping to extend motor life and reduce downtime.

English Description

Let's break down the specific configuration of this GE Multilin 369 relay:

• 369: This is the base model, indicating the GE Multilin 369 Motor Protection System. This system is known for its extensive range of protection functions for motors, including thermal overload, phase unbalance, locked rotor, ground fault, and more, along with enhanced control and diagnostic features.

The subsequent codes detail specific hardware, communication, and functional options:

• HI: This code specifies the Input Current Range. "HI" stands for High Current, meaning the relay is configured for higher current applications, typically supporting input current ratings through external Current Transformers (CTs) for larger motors.

• R: This indicates the Relay Output Configuration. "R" often denotes a standard or specific set of relay outputs, likely including trip and alarm relays, for controlling motor contactors or signaling to a control system.

• M: This represents the Communication Protocol. "M" typically signifies Modbus RTU communication, a widely used serial protocol for industrial devices, allowing for easy integration with PLCs, DCS systems, and SCADA.

• O: This code, appearing twice, likely refers to Optional Modules or Features. Depending on the GE Multilin 369's specific ordering guide, "O" could represent:

• No specific optional module (i.e., a standard configuration without additional specialized cards).

• Auxiliary Analog Inputs/Outputs (if the base unit includes some and 'O' indicates no additional ones or a standard quantity).

• Specific protection or control features that are standard for the unit without requiring a distinct module. It generally suggests a default or common option for that slot/feature.

• E: This code, also appearing twice, commonly represents Ethernet Communication. "E" denotes the inclusion of an Ethernet port (likely Modbus TCP/IP or similar), enabling high-speed network connectivity for remote monitoring, control, and data logging. Its repetition might imply dual Ethernet ports for redundancy or simply that two different option slots are populated with an Ethernet capability.

This specific 369 configuration suggests a robust motor protection solution suitable for critical applications requiring high current monitoring, standard relay outputs, and versatile communication capabilities including both serial Modbus and Ethernet for comprehensive integration into modern control architectures.

中文描述

代码 369-HI-R-M-O-E-O-E 代表了 GE Multilin 369 电机保护系统 的特定配置。

GE Multilin 369 是一款全面的数字继电器，旨在为各种工业应用中的关键电机提供强大的保护、控制和监控。它提供了超越基本过载保护的先进功能，有助于延长电机寿命并减少停机时间。

主要特点和功能

以下是这款 GE Multilin 369 继电器的具体配置分解：

• 369：这是基本型号，表示 GE Multilin 369 电机保护系统。该系统以其广泛的电机保护功能而闻名，包括热过载、相不平衡、堵转、接地故障等，以及增强的控制和诊断功能。

随后的代码详细说明了具体的硬件、通信和功能选项：

• HI：此代码指定了输入电流范围。“HI”代表高电流，意味着继电器配置用于较高电流的应用，通常通过外部电流互感器 (CT) 支持大型电机的输入电流额定值。

• R：这表示继电器输出配置。“R”通常表示一套标准或特定的继电器输出，可能包括跳闸和报警继电器，用于控制电机接触器或向控制系统发出信号。

• M：这代表通信协议。“M”通常表示 Modbus RTU 通信，这是一种广泛使用的工业设备串行协议，便于与 PLC、DCS 系统和 SCADA 集成。

• O：此代码出现两次，很可能指的是可选模块或功能。根据 GE Multilin 369 的具体订购指南，“O”可能表示：

• 没有特定的可选模块（即，没有额外专用卡的标准配置）。

• 辅助模拟输入/输出（如果基本单元包含一些，并且“O”表示没有额外的或标准数量）。

• 特定保护或控制功能，这些功能是该单元的标准配置，无需单独的模块。 它通常表示该插槽/功能的默认或通用选项。

• E：此代码也出现两次，通常表示以太网通信。“E”表示包含以太网端口（可能是 Modbus TCP/IP 或类似协议），可实现高速网络连接，用于远程监控、控制和数据记录。它的重复出现可能意味着用于冗余的双以太网端口，或者仅仅是两个不同的选项插槽都配置了以太网功能。

此特定的 369 配置表明这是一种强大的电机保护解决方案，适用于需要高电流监控、标准继电器输出以及包括串行 Modbus 和以太网在内的多功能通信能力的严格应用，以便全面集成到现代控制架构中。