COMMUNICATION BASE STATION TESTING STANDARDS HUIJUE

Cd-05 wireless communication base station battery

The voltage of this series of batteries is 48V, and it is suitable for the backup power supply of various communication equipment, such as base stations, switches, routers, etc. Designed by ece energy, its high energy density can meet the needs of the long-time operation of the equipment, and the long-life design can effectively reduce the frequency of battery replacement and save the maintenance cost. [pdf]

Battery cabinet base station power system communication power supply

Base station energy cabinet: a highly integrated and intelligent hybrid power system that combines multi-input power modules (photovoltaic, wind energy, rectifier modules), monitoring units, power distribution units, lithium batteries, smart switches, FSU and ODF wiring, etc., to effectively solve Various functional requirements such as power supply, backup power supply, and optical network access of base station communication equipment. [pdf]

Global communication base station inverter grid connection situation

This research focuses on the discussion of PV grid-connected inverters under the complex distribution network environment, introduces in detail the domestic and international standards and requirements on grid-connected inverter grid adaptability, and then analyzes in depth the impacts of the access point voltage changes, access point frequency changes, and access point harmonic changes on the inverters.Can grid-connected PV inverters improve utility grid stability? [pdf]

Battery current measurement method for communication base station

Aiming at the voltage and current measurement for battery banks in mobile communication base station, according to voltage characteristics of wide common-mode range, three methods including sampling with resistors, converting with analog optical coupler and differential subtractor based on amplifier are presented.For bi-directional current characteristic, both single and double amplifier methods are discussed respectively.Also, all the methods mentioned above are analyzed. [pdf]

The signal types for the communication base station inverter to be connected to the grid are

Micro inverters can be connected to the wireless router through the built-in Wi-Fi module, string inverters and energy storage inverters can be connected to the wireless router through the external Wi-Fi data collector, the Wi-Fi module or data collector will transmit the data of the inverter operation to the server, and can also be connected to the Wi-Fi of the inverter through the mobile phone or computer. [pdf]