XJ-150 microcomputer protection measurement and control device

Microcomputer comprehensive protection Microcomputer protection device Comprehensive protection device Microcomputer protection measurement and control device Power relay protection device It is a digital protection unit that integrates multiple functions such as communication and uses current and voltage protection as its basic configuration. It is suitable for small current grounding systems of industrial and mining enterprises and civil building power distribution with voltage levels up to and below. It is used as a grounding system for various types of electrical equipment and lines. Primary protection and backup protection.
Using microprocessors and digital processing technology to achieve various protections to replace traditional electromagnetic relays and achieve digital and intelligent protection.
2. Protection function description
◇Current quick-break protection
◇Time-limited current quick-break protection
◇Inverse time-limited current protection
◇Over-current protection
◇Low voltage Protection
◇Loss of voltage protection
◇Overvoltage protection
◇Zero sequence overcurrent protection
◇Zero sequence overvoltage protection
◇Heavy gas protection
◇ Light gas alarm
◇Over-temperature protection
◇High temperature alarm
◇Backup trip
◇Backup alarm
Input and output function
◇ External switching input
br/> ◇ Switch output
◇ AC analog input
Communication function
◇Standard communication interface
◇ Communication protocol
3. Technical parameters and characteristics< br/> , Working temperature ~ +℃ Working voltage ~ Power consumption Isolation voltage Rated current Severity level
, Main features
Integrate multiple functions such as protection, monitoring, control, human-machine interface and communication , specially designed for unitization of switch cabinets, which can be installed on switch cabinets for operation, or can be installed in a centralized group of screens.
Using microprocessor, it has large capacity and fast computing speed, strong data processing and information storage capabilities and high reliability.
Using high-precision modules, the measurement accuracy is high.
Using Chinese LCD display and menu operation, easy to use.
The device adopts fully automated patch and wave soldering production lines to fully ensure manufacturing quality in terms of technology.
Configure the communication interface and adopt internationally accepted protocols.
It adopts international universal input power module and is compatible with AC or DC working power supply.
It has an event recording function that can record events and reports related to the safe operation of the power system. It will not be lost when the power is off, making it easy to analyze the cause of the fault and diagnose equipment defects.
4. Delivery information and method
, delivery list
Microcomputer protection device, instruction manual (hole size diagram, back terminal diagram, wiring diagram), receipt.
, delivery method express or logistics.
6. After-sales service
, warranty year
, technical support provided by telephone, online technical support backend system, and technical engineers will go to the site to guide the operation.