The WITM1E series of intelligent metering circuit breakers (hereinafter referred to as circuit breakers) are new low-voltage switching devices that combine high-precision current sensors, a measuring unit and a protection unit. The product has powerful data processing and communication capabilities, as well as high sampling accuracy; A compact high-frequency power line communication (HPLC) module is built in, and local RS485 and power line communication interfaces are available.
Review
The WITM1E series of intelligent metering circuit breakers (hereinafter referred to as circuit breakers) are new low-voltage switching devices that combine high-precision current sensors, a measuring unit and a protection unit. The product has powerful data processing and communication capabilities, as well as high sampling accuracy; A compact high-frequency power line communication (HPLC) module is built in, and local RS485 and power line communication interfaces are available. Combined with an intelligent distribution area end device, the product enables advanced application of the Internet of Things in distribution networks in new power system scenarios. This switch can be widely used in 50Hz low-voltage AC networks with rated insulation voltage of 1000V, rated current of 100A to 630A, and rated operating voltage of 400V and below.
Features
1. Modular design, pluggable and replaceable, support various types of communication: HPLC, Bluetooth, RS485.
2. Support for an object-oriented protocol for exchanging data on power consumption.
3. Supports DL/T645 and Modbus protocols with automatic recognition.
4. Function of sending and identifying topology signals.
5. Power line transmission function within 60s after power off.
6. Remote firmware update function, supporting compressed and uncompressed update, as well as local uncompressed update.