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REF542PLUS ABB
REF542PLUS是ABB集团推出的一款功能强大的综合保护和控制装置。它结合了多种保护功能、测量和监控功能于一体，广泛应用于中压和低压电力系统的保护和监测。
规格：
- 输入电压范围：12-48VDC
- 输出电压范围：5VDC
- 输出电流：最大10A
- 效率：大于90%
- 尺寸：170mm x 105mm x 32mm
- 重量：约120g
- 运行温度：-20°C至+50°C
- 存储温度：-40°C至+70°C
- 环境湿度：5%至95%相对湿度（无凝露）
作用特征：
- 多功能保护：提供过载、短路、接地故障、欠压和过压等保护功能。
- 通信接口：支持Modbus、Profibus等通信协议，实现远程监控、参数设置和故障报警。
- 人机界面：高清晰度触摸屏，支持触摸屏操作和多种输入方式，功能丰富且易于编程和调试。
- 实时监测：采用先进的数字技术和通信协议，能够实时监测电力系统的状态。
应用领域：
- 配电网保护：确保电力系统在故障情况下快速切除故障区域，提高系统的可靠性。
- 变电站应用：保护变压器、开关设备和其他关键设备，确保变电站的安全和稳定运行。
- 工业电力系统：保护设备免受电力故障的影响，适用于制造业、化工厂等工业设施
The REF542PLUS is a powerful integrated protection and control device introduced by ABB Group. It combines various protection functions, measurement, and monitoring capabilities into a single unit, widely used for protection and monitoring of medium and low-voltage power systems.
Specifications:
- Input voltage range: 12-48VDC
- Output voltage range: 5VDC
- Output current: Max 10A
- Efficiency: Greater than 90%
- Dimensions: 170mm x 105mm x 32mm
- Weight: Approximately 120g
- Operating temperature: -20°C to +50°C
- Storage temperature: -40°C to +70°C
- Environmental humidity: 5% to 95% relative humidity (non-condensing)
Features:
- Multi-functional protection: Provides protection against overload, short circuit, ground fault, undervoltage, and overvoltage.
- Communication interfaces: Supports communication protocols such as Modbus and Profibus, enabling remote monitoring, parameter setting, and fault alarming.
- Human-machine interface: High-definition touchscreen with touch operation and multiple input methods, offering rich functionality and ease of programming and debugging.
- Real-time monitoring: Utilizes advanced digital technology and communication protocols to monitor the status of the power system in real-time.
Application Areas:
- Distribution network protection: Ensures rapid fault isolation in the power system, improving system reliability.
- Substation applications: Protects transformers, switchgear, and other critical equipment, ensuring the safe and stable operation of the substation.
- Industrial power systems: Shields equipment from power failures, suitable for industrial facilities such as manufacturing and chemical plants.
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