product overview

The NA-800 series communication base station power intelligent management unit series products are tailored for the Iron Tower Company to meet the current needsTechnical solutions required for base station construction and existing station renovation. It is based on automatic control technology and monitors the external environment through intelligent modulesBy combining information on power supply quality and status, switch position, and load power consumption with intelligent actuators, basic distribution functions can be achievedOn the basis of this, it also has automatic switching between two power sources of municipal power/oil engine, power outage warning, oil engine power generation management, metering statistics, and important informationFunctions such as information reporting and refined management of batteries.

The intelligent management unit for communication base station power supply has the functions of fault detection and automatic reclosing of switches. When the power supply incoming switch is short circuitedAfter the fault affects the trip, the fault is automatically detected. After the fault disappears, the power supply incoming switch automatically closes to avoid short-term accidents

Long term power outage of equipment caused by tripping due to obstacles such as lightning strikes, harmonics, etc.

The power intelligent management unit also implements classification and time period electricity statistics functions, which can be set according to different device types and settingsConduct electricity statistics and analysis during the designated time period; When multiple operators are connected, electricity statistics and consumption can also be conducted according to different operatorsCapable of supply control; Provide disconnect control function for different loads, and monitor the electricity consumption of each load according to preset control strategies,Ensure the continuity of power supply for major equipment when power supply conditions are limited; Regarding power supply quality, switch operation, oil engine power generation, and equipment conditionContinuous monitoring of status, timely and proactive alerting of abnormal situations, which can be sent to backend software or SMS clients.

Product Application

The NA-800 series communication base station power intelligent management unit is divided into AC and DC parts, suitable for communication base station roomsDigital exchange rooms, computer rooms, and other places that require high reliability of power supply or are unmanned.

The product features power input management, automatic switch on/off control, power outage warning, oil engine power generation management, branch metering, and data processingAccording to statistics and analysis, alarm reporting, and optional functions such as automatic fault detection, operator metering, battery management, etc.

major function

Distribution and power input control

Power outage and disconnection: After the power is cut off, the power supply incoming switch will automatically disconnect to avoid any impact on the equipment when the power supply is restored;

Power quality monitoring: continuous monitoring of the power quality of the municipal power and oil turbine power generation; Report when power quality parameters exceed the limitAlarm or lock the corresponding switch.

Electricity metering statistics

Electricity consumption and generation: statistics on the total electricity consumption of municipal power and oil turbine power generation;

Statistics by device type: Calculate electricity consumption by different device types, such as switch mode power supplies, air conditioners, energy-saving devices, and single devicesPhase equipment, lighting, etc;

Statistics by time period: Calculate electricity consumption according to the set peak/valley/normal period;

Statistics by different operators: information on the electricity consumption, switching time, and duration of different types of power sources for each operatorRecording, statistics, and uploading. Payment standards for different types of power sources and electricity bills set by users can be converted into electricity bills for various operatorsDetailed electricity bill list (requires software support).

Power outage management

Power outage warning: issue power outage warnings for base stations based on the city power outage plan and electronic records of base stations;

Power outage management throughout the entire process: Based on the city power outage plan and the continuous power supply capacity of the battery, automatic dispatching will be carried out if necessary;

Event recording: Automatically record information such as power outages and restoration of power supply for statistical analysis.

Oil engine power generation management

Automatic power switching: When the mains power is cut off and power is restored or the oil engine generates electricity, the incoming switch of the mains power/oil engine will automatically close; oilDuring the power generation period, the mains power is restored and automatically switched to the mains circuit, with a safe and reliable mechanical interlock.

Power generation management: Record and send information such as the start and end time, duration, and power output of each power generation by the oil engine; When the oil engine is idlingClassify alarms and send SMS notifications to relevant personnel;

Power supply judgment: Based on switch status, frequency, voltage waveform and other information, intelligently judge the type of power supply.

Lightning protection and monitoring

Surge protector monitoring: Continuously monitor the status of the surge protector, promptly alert when failure is detected, and disconnect the surge protectionCircuit switch;

Lightning strike frequency statistics: Count the number of lightning strikes and issue an alarm when the lightning strike frequency exceeds the set limit;Surge protection circuit automatic reclosing: detect surge protection after the switch of the surge protection circuit trips due to lightning strikesAutomatically reclose after the device is effective.

output control

Load equipment switch: It can automatically open and close the load equipment switch according to the external power supply and power consumption situation, under limited conditionsAt this time, important equipment should be closed first;

Phase loss and phase sequence protection: In the event of a phase loss or phase sequence error in the power supply, disconnect the three-phase electrical equipment.Alarm, resource dynamic management, and intelligent dispatchingAlarm setting, reporting, and statistics: Specific types of alarms can be reported according to the settings, and SMS sending is supported; Various types of alarms

Record and report when it occurs; Daily and monthly alarm statistics, alarm type and frequency statistics, etc;

Dynamic resource management: dynamic use of maintenance personnel and materials, and targeting the importance, geographical location, and faults of base stationsClassification based on frequency of occurrence (such as VIP stations, power outage prone stations, remote stations, etc.) tends to allocate resources.

Intelligent dispatching: associating information such as weather, traffic conditions, backup power capacity of base stations, and maintenance resource arrival capacity, etc., forProvide basis for operation and maintenance dispatching and reasonable arrangement of oil turbine power generation.

Refined management of battery life cycle

Full lifecycle management: Full monitoring, providing quantifiable, assessable, and real-time tracking of maintenance management, based on the batteryAutomatically adjust relevant parameters based on the actual operating conditions at different stages of use, effectively improving battery efficiency;

Refined management: online monitoring of the health status of each battery, sorting out outdated batteries and taking measures to activate them onlineNotify maintenance personnel to replace completely degraded batteries in a timely manner to avoid affecting the normal use of the entire battery pack.

Maintenance and Remote

Remote data query and operation: supports main station query, setting, and control, providing data support for advanced analysis;

Remote management: supports local and remote locking to ensure security maintenance; The power management unit door is open, and the system defaults toEnter the local manual operation mode (highest operation level) and automatically lock all remote operations of switches to ensure smooth operationBe safe;

Statistical data: Provide statistical reports of important data and support local queries, exports, and uploads of statistical data;

Maintenance: Supports USB data export for easy maintenance and inspection.

Product Features

Improve the reliability of power supply for base stations;

Accurate quantification of oil engine management to reduce costs;

Classify and measure by operator, with clear costs;

Fine management of batteries to extend their service life;

Alarm and resource dynamic management, intelligent dispatching for operation and maintenance;

Safe operation, simple maintenance, easy and fast installation;

Various statistical big data analyses provide a basis for management decisions.

Technical Parameter

environmental condition

Environmental temperature: Indoor type -20 ℃~55 ℃, outdoor type -30 ℃~65 ℃

Relative humidity: ≤ at 20 ℃ 95%

Altitude: ≤ 3000m

Power input conditions

Wiring method: Two way three-phase four wire power supply (mains/oil engine) wiring

Rated voltage: AC 220V（380V）

Voltage range: ± 30%

Rated current

Rated input current: 125A, 100A, 80A, 63A

Rated shunt current: 63A, 50A, 40A, 32A, 25A, 16A, 10A

Communication distribution output

3-6 three-phase load switches: switch power supply, air conditioning, energy-saving equipment, etc

2-6 single-phase load switches: single-phase equipment

Common sockets

DC distribution output

1 power off, 2 power off switch control

Equipment access and energy metering for 3 operators

Power frequency withstand voltage and breaking capacity

Power input end to housing: 2500V

Rated ultimate short-circuit breaking capacity: 10kA

other

Lightning protection configuration: 60-120KA 3+1 surge lightning protection module

Protection level: Indoor type IP30, outdoor type IP55

Dimensions (L × W × H): 800 × 600 × 250mm

Communication method: GPRS or Ethernet

Model and configuration

Communication box

DC Box

Product Value

Improve power supply reliability

Real time monitoring of various electrical parameters of the power supply, automatic processing according to the situation, to ensure the safe operation of the equipment;

Statistically analyze and process various data changes, events, etc;

Count the frequency of power outages in the city and urge the power supply department to strengthen technological upgrades;

Statistics on lightning strikes, strengthening technical improvements, maintaining equipment safety, and improving power supply reliability;

Predict the remaining battery capacity and continuous power supply time, providing a basis for reasonable dispatching of maintenance orders.

Meet the needs of shared stations

Technological transformation of existing base stations, with low cost, high reliability of electricity consumption, small engineering quantity, and short construction period.

reduce costs

Satisfy the demand for shared stations through technological transformation, with low construction costsIntegrated with basic functions such as AC distribution box, lightning protection grounding, and oil engine management, it is powerful, occupies a small area, and is comprehensiveLow cost.

Accurate measurement of oil engine power generationEliminate excessive power generation, false reporting of power generation, and avoid significant losses caused by leakage;Determine the cause of power outage through waveform changes to prevent intentional excessive power generation.

Improve service level

When operators add communication equipment, the speed is fast and the engineering cost is low;

Differentiated services can be provided to different operators:

Differentiation of battery power supply time after power outage;

The battery power supply time of communication equipment with different levels of importance varies.

Clear breakdown of electricity bill composition

Classify and summarize the electricity consumption of various devices, different types of power sources, and different time periods, and encourage operators to actively participate

Adopt energy-saving measures.

Notify the operator in advance before the power outage;

energy conservation

The main operating costs in the application of shared stations are electricity and labor, and the significance of energy conservation is more prominent;

The intelligent management unit provides precise feedback on energy-saving effects to provide data support for project decision-making.

Refined management of battery life cycle usage

Extend battery life and reduce base station construction and operation costs through refined management of battery operation throughout its entire lifespan.

Improve operational efficiency and reduce costs

Automatically handle most faults, reduce operation and maintenance workload, and improve efficiency;

Various on-site fault indications facilitate fault location and quick handling, improving work efficiency;

Arrange work during power outages, understand battery capacity, and provide a basis for reasonable dispatching of operations and maintenance;

Complete statistics of electricity and electricity bills, complete types of reports, improve the accuracy and efficiency of statistical work;

Support remote upgrade and USB data export, facilitating device maintenance and inspection.

Comprehensive and complete big data analysis

Analyze the reasons that affect the reliability of power supply and improve the scientific decision-making of power equipment renovation for base stations;

Analyze the composition of electricity costs and propose cost reduction measures;

Improve the quality and efficiency of base station operation and maintenance work;

Analyze the causes of battery failure and technical improvement measures;

Provide data support for the objective evaluation of decision-making and implementation effects of energy-saving projects for base stations;

Provide a basis for selecting base station equipment and making decisions on technical upgrades;

Optimize the power supply structure and control strategy of base stations.