PRS-3351 Distribution Transformer Monitoring Unit

PRS-3351 intelligent edge computing monitoring terminal adopts the domestic quad-core CPU with low power consumption, adapting to industrial-grade scenarios.

Product Presentation

It supports integrated security chip, single-channel identity authentication and data encryption and decryption processing, to meet the conversion of the interaction protocol between the terminal and the master station and the requirements for security protection, and protects the application and information security of the intelligent edge computing monitoring terminal from a multi-dimensional perspective.

Product Feature

Advanced Architecture

Adopts platform-based hardware design and edge computing architecture, supporting local data storage and intelligent decision analysis.
Diverse Communications

Supports various local methods like power line carrier and micro-power wireless, and remote methods such as Ethernet, RS485, and 4G.
Reliable Power Supply

Employs an external power supply module that works in conjunction with a lithium battery, maintaining normal operation for over 2 hours after power loss.
Robust Hardware

Utilizes domestic industrial-grade multi-core processor with 1.2GHz main frequency, equipped with 2GB RAM and 8GB Flash storage.
Unified Interfaces

Features universal upstream and downstream module expansion interfaces, compatible with communication modules from different vendors, facilitating functional expansion.
Open Platform

Employs a unified standard system development environment to achieve hardware-software decoupling, supporting flexible development and deployment of business APPs.

Technical Specifications

Communication Ports	4 Ethernet ports 2 RS-485 serial ports
Time Synchronization	GPS
Platform Software Function	Including equipment management, log management
Data Acquisition	Real-time acquisition of distribution substation LV side data, LV outgoing line, cable branch data, transformer status, environmental status, and power quality equipment acquisition.
Data Recording	Real-time recording of analog data acquisition, and the formation of 15min data curve according to the requirements of the configuration to send, curve records can be saved for 1 year.
Electrical Alarm	Including voltage loss alarm, three-phase imbalance alarm, line phase break alarm, power failure alarm, heavy load/overload alarm, etc.
Transformer Supply Zone Low-voltage Equipment Management	Including low-voltage topology identification, fault research and judgment, the line loss analysis of transfer supply zone, the phase identification of transfer supply zone, etc.
Intelligent Monitoring of Distribution Room	Unified monitoring of low-voltage side electrical quantity monitoring system, transformer monitoring system, equipment status monitoring system, environmental monitoring system, intelligent security system and video monitoring system, etc.
Charging Pile Orderly Charging Management	Assist in accomplishing charging pile orderly charging management: charging status monitoring, charging plan issuance, and charging management.
Distributed Energy Access Management	Assist in accomplishing distributed energy access management: monitoring of grid-connected point information, data statistics of grid-connected points; assist in grid-connected point management: over-voltage/low-voltage identification, over-frequency/low-frequency identification, islanding protection assistance.