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ABB REF542plus 1
ABB REF542PLUS 1是一款由ABB集团推出的数字保护继电器，它结合了测量、监控、保护、控制和自诊断功能于一体，为电力系统提供了全面的保护和管理方案。这款继电器具有高度的灵活性和可扩展性，能够实时监测电力系统的状态，对异常情况进行快速响应。
规格：
REF542PLUS 1具有多种保护功能，如过载保护、短路保护、接地故障保护、欠压保护、过压保护等。其输入电压为200~250VAC，输出电流为20A，工作温度为-25℃~+70℃。外形尺寸为225mm x 110mm x 50mm，重量为2.0kg。
作用特征：
REF542PLUS 1的控制显示面板采用高清晰度显示屏，能够清晰地显示电力系统的状态、告警和事件信息。此外，它还具有配置、监测和操作功能，用户可以通过面板配置继电器的参数，实时查看继电器的状态和各种参数，并对继电器进行操作。
应用领域：
REF542PLUS 1广泛应用于多种中压应用，如馈线保护、变压器保护和电机保护。此外，它还适用于工业电力系统，包括制造业、化工厂和其他工业设施，以保护设备免受电力故障的影响。
The ABB REF542PLUS 1 is a digital protective relay launched by the ABB Group. It integrates functions such as measurement, monitoring, protection, control, and self-diagnosis, providing a comprehensive protection and management solution for power systems. This relay exhibits high flexibility and scalability, enabling real-time monitoring of the power system’s status and rapid response to abnormal conditions.
Specifications:
The REF542PLUS 1 offers multiple protective functions, including overload protection, short-circuit protection, ground fault protection, undervoltage protection, and overvoltage protection. Its input voltage ranges from 200 to 250VAC, with an output current of 20A and an operating temperature range of -25℃ to +70℃. The dimensions are 225mm x 110mm x 50mm, and it weighs 2.0kg.
Functional Characteristics:
The control display panel of the REF542PLUS 1 features a high-resolution display, capable of clearly showing the status, alarms, and event information of the power system. Additionally, it offers configuration, monitoring, and operational functions, allowing users to configure relay parameters, view real-time relay status and parameters, and perform operations on the relay.
Application Fields:
The REF542PLUS 1 is widely used in various medium-voltage applications, such as feeder protection, transformer protection, and motor protection. Furthermore, it is suitable for industrial power systems, including manufacturing, chemical plants, and other industrial facilities, to protect equipment from power failures.
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