Littelfuse 电流和负载监控继电器、传感器和变送器是监控负载的理想解决方案。这些产品可防止设备因异常而损坏,并在风险造成问题之前预测风险。它们监控通过电路的输入和输出电流,以发现过压或欠压、过流或欠流、相位问题和其他指示器等警告信号。每个保护单元都会提供适用的响应。Littelfuse 提供单相电流监测器、负载传感器/继电器、电流变送器、电流传感器和远程监控配件。
| 产品号 | 系列 | 类型 | 监测电流范围 (A) | 工作电压 (V) | 输出类型 | 精度 (%) | 响应时间 (ms) | 工作温度 (°C) | 封装 |
|---|---|---|---|---|---|---|---|---|---|
| CMR-AC-5 | AC Current Monitor | 交流电流监测 | 0-5 | 24 DC | Relay | 2.0 | 50 | -20~60 | DIN Rail |
| CMR-AC-10 | AC Current Monitor | 交流电流监测 | 0-10 | 24 DC | Relay | 2.0 | 50 | -20~60 | DIN Rail |
| CMR-AC-20 | AC Current Monitor | 交流电流监测 | 0-20 | 24 DC | Relay | 2.0 | 50 | -20~60 | DIN Rail |
| CMR-AC-50 | AC Current Monitor | 交流电流监测 | 0-50 | 24 DC | Relay | 2.5 | 50 | -20~60 | DIN Rail |
| CMR-AC-100 | AC Current Monitor | 交流电流监测 | 0-100 | 24 DC | Relay | 2.5 | 50 | -20~60 | DIN Rail |
| CMR-DC-5 | DC Current Monitor | 直流电流监测 | 0-5 | 24 DC | Relay | 1.5 | 30 | -20~60 | DIN Rail |
| CMR-DC-10 | DC Current Monitor | 直流电流监测 | 0-10 | 24 DC | Relay | 1.5 | 30 | -20~60 | DIN Rail |
| CMR-DC-20 | DC Current Monitor | 直流电流监测 | 0-20 | 24 DC | Relay | 1.5 | 30 | -20~60 | DIN Rail |
| CMR-DC-50 | DC Current Monitor | 直流电流监测 | 0-50 | 24 DC | Relay | 2.0 | 30 | -20~60 | DIN Rail |
| CMR-DC-100 | DC Current Monitor | 直流电流监测 | 0-100 | 24 DC | Relay | 2.0 | 30 | -20~60 | DIN Rail |
| CMT-AC-5 | AC Current Transducer | 交流电流变送器 | 0-5 | 24 DC | 4-20mA | 1.0 | 20 | -20~60 | DIN Rail |
| CMT-AC-10 | AC Current Transducer | 交流电流变送器 | 0-10 | 24 DC | 4-20mA | 1.0 | 20 | -20~60 | DIN Rail |
| CMT-AC-20 | AC Current Transducer | 交流电流变送器 | 0-20 | 24 DC | 4-20mA | 1.0 | 20 | -20~60 | DIN Rail |
| CMT-AC-50 | AC Current Transducer | 交流电流变送器 | 0-50 | 24 DC | 4-20mA | 1.5 | 20 | -20~60 | DIN Rail |
| CMT-AC-100 | AC Current Transducer | 交流电流变送器 | 0-100 | 24 DC | 4-20mA | 1.5 | 20 | -20~60 | DIN Rail |
| CMT-DC-5 | DC Current Transducer | 直流电流变送器 | 0-5 | 24 DC | 4-20mA | 0.5 | 10 | -20~60 | DIN Rail |
| CMT-DC-10 | DC Current Transducer | 直流电流变送器 | 0-10 | 24 DC | 4-20mA | 0.5 | 10 | -20~60 | DIN Rail |
| CMT-DC-20 | DC Current Transducer | 直流电流变送器 | 0-20 | 24 DC | 4-20mA | 0.5 | 10 | -20~60 | DIN Rail |
| CMT-DC-50 | DC Current Transducer | 直流电流变送器 | 0-50 | 24 DC | 4-20mA | 1.0 | 10 | -20~60 | DIN Rail |
| CMT-DC-100 | DC Current Transducer | 直流电流变送器 | 0-100 | 24 DC | 4-20mA | 1.0 | 10 | -20~60 | DIN Rail |
| CMR-3PH-20 | 3-Phase Current Monitor | 三相电流监测 | 0-20 | 24 DC | 3 Relay | 2.5 | 50 | -20~60 | DIN Rail |
| CMR-3PH-50 | 3-Phase Current Monitor | 三相电流监测 | 0-50 | 24 DC | 3 Relay | 2.5 | 50 | -20~60 | DIN Rail |
| CMR-3PH-100 | 3-Phase Current Monitor | 三相电流监测 | 0-100 | 24 DC | 3 Relay | 2.5 | 50 | -20~60 | DIN Rail |
| CMR-SMART-50 | Smart Current Monitor | 智能电流监测 | 0-50 | 24 DC | RS485/Modbus | 1.0 | 20 | -20~60 | DIN Rail |
| CMR-SMART-100 | Smart Current Monitor | 智能电流监测 | 0-100 | 24 DC | RS485/Modbus | 1.0 | 20 | -20~60 | DIN Rail |