NA8801 DC System Comprehensive Tester   

NA8801直流系統(tǒng)綜合測試儀

產(chǎn)品簡介

NA8801直流系統(tǒng)綜合測試儀是根據(jù)關(guān)于《直流電源運行和維護規(guī)程》的相關(guān)要求，集多年的研制成果和長期現(xiàn)場運行經(jīng)驗，綜合國內(nèi)外相關(guān)先進技術(shù)而研發(fā)的新產(chǎn)品，該裝置可實現(xiàn)不同容量充電機以及蓄電池組容量的檢測和試驗，并能準(zhǔn)確可靠的測試出變電站直流電源系統(tǒng)的穩(wěn)壓精度、穩(wěn)流精度、紋波系數(shù)、效率值、交流輸入1-25次諧波值、放電容量等參數(shù)。同時配備直流電源綜合測試儀數(shù)據(jù)分析軟件，對上傳至計算機的測量數(shù)據(jù)進行各種分析。

產(chǎn)品別名

直流電源測試系統(tǒng)，直流電源綜合測試系統(tǒng)，直流電源測試儀，直流系統(tǒng)綜合測試儀，直流電源特性綜合測試系統(tǒng)

產(chǎn)品特性

1、NA8801直流系統(tǒng)綜合測試儀是一種直流電源測試分析專用設(shè)備，全自動依照國標(biāo)完成交流電壓調(diào)整、加載負載電阻、參數(shù)測試（紋波系數(shù)測試、穩(wěn)流精度測試、穩(wěn)壓精度測試等）、自動記錄測試值并停止測試等功能；

2、強大的擴展功能：兼容220V直流系統(tǒng)和110V直流系統(tǒng)的檢測；

3、采用三相自動數(shù)控調(diào)壓器：輸出精度高、功率大，電壓穩(wěn)定度高；

4、使用ARM和DSP雙CPU工作控制，以及16M字節(jié)的FLASH存儲器；

5、儀表使用大屏液晶觸摸屏，全漢化圖形界面，操作更簡單、方便；

6、測試過程中實時顯示測試數(shù)據(jù)，所有圖表清晰美觀、直觀方便；

7、可保存、回顯測量數(shù)據(jù)或?qū)⑵渖蟼鞯絇C，專用直流電源綜合測試儀數(shù)據(jù)分析軟件進行詳細數(shù)據(jù)圖表分析。隨時測試，隨時保存、編輯、打?。?/p>

8、數(shù)據(jù)傳入計算機，進行入庫管理，可進行長期的歷史數(shù)據(jù)保存和分析；

9、模塊化結(jié)構(gòu)，設(shè)計合理，運行可靠，體積小，重量輕；

10、大容量存儲器：存儲三百組穩(wěn)壓精度測試、紋波系數(shù)測試、穩(wěn)流精度測試、效率測試、限流特性測試的數(shù)據(jù)；

11、完備的通訊功能，具有RS485通訊接口與USB接口，利用U盤傳遞數(shù)據(jù)，可以U盤更新儀表軟件；

12、具有自動測試保護功能：當(dāng)在測試過程當(dāng)中，檢測到整組或者單體電池異常時，則自動終止測試，

13、防止對電池造成過放電，完全避免對設(shè)備造成沖擊；也可根據(jù)需要人為終止正在進行的測試過程。

功能：

?綜合測試：綜合測試顯示測量直流電流、測量直流電壓、測量交流電壓和測量紋波電壓，并計算出穩(wěn)壓精度、穩(wěn)流精度、穩(wěn)壓紋波系數(shù)和穩(wěn)流紋波系數(shù)。

?穩(wěn)壓精度測量：交流輸入電壓在額定電壓±10%范圍內(nèi)變化，負荷電流在額定值變化時，直流輸出電壓在調(diào)整范圍內(nèi)的任一數(shù)值時其穩(wěn)壓精度。

?穩(wěn)流精度測量：交流輸入電壓在額定電壓±10%范圍內(nèi)變化、輸出電流在額定值的任一數(shù)值，充電電壓在規(guī)定的調(diào)整范圍內(nèi)變化時，其穩(wěn)流精度。

?紋波精度測量：充電裝置輸出的直流電壓中，脈動量峰值與谷值之差的一半，與直流輸出電壓平均值之比，計算出出穩(wěn)壓紋波系數(shù)和穩(wěn)流紋波系數(shù)。

?效率測量：充電裝置的交流額定輸入功率與直流輸出功率之比，效率測量顯示測量交流電壓、測量交流電流、測量直流電壓，測量直流電流，并計算出輸入功率、輸出功率和效率。

?諧波測量：電流諧波測量，主要顯示1～25次諧波的狀況，包括諧波(或基波)次數(shù)、諧波真有效值、諧波含有率（hr）、總諧波畸變率（thd）等參數(shù)。

?電池放電：數(shù)字化控制恒流放電，自動實時監(jiān)測單節(jié)和整組電池的電壓，電池放電測試顯示測量直流電流、測量直流電壓和放電時間，并計算出放電容量。

?實時監(jiān)控功能：實時顯示并控制各設(shè)定的參數(shù)（如電壓、電流、時間等）。

?在線監(jiān)測放電：可以實時通過無線通信監(jiān)測，記錄單節(jié)或整組電池的電壓，并在PC機上實時曲線和柱狀圖顯示。

?自動保護功能：可通過設(shè)定電池組和單體電池保護電壓、放電容量、放電時長四種門限報警而實現(xiàn)自動保護。

?強大的數(shù)據(jù)處理功能：可對蓄電池的多項測量結(jié)果進行曲線顯示、生成報表，并進行綜合計算分析，準(zhǔn)確判別。

?數(shù)據(jù)分析：包括的綜合分析、穩(wěn)壓精度分析、穩(wěn)流精度分析、紋波系數(shù)分析、效率分析、電網(wǎng)諧波分析和電池放電分析可重新顯示原測量界面的內(nèi)容。

?數(shù)據(jù)上傳：此功能允許用戶將保存的測量數(shù)據(jù)上傳到計算機以進行各種分析。

?系統(tǒng)升級：此功能允許用戶使用U盤更新儀表軟件。

Product introduction

NA8801 DC systemcomprehensive test instrument meet the state relevant re the dc power supply operation and maintenance regulations, itwas developed and researched according to many years of researchresults and experiences in field operation, and also wascomprehensive domestic and foreign advanced technology. The devicecan realize the inspection and test in different capacity of thecharger and battery capacity, and also can accurately test thevoltage regulation accuracy, precision of steady flow, the ripplecoefficient, the efficiency value, ac input value 1-25 harmonic anddischarge capacity of substation dc power supply system, at thesame time, it is e with dc power comprehensive tester dataanalysis software, can variously analysis the measurement datauploaded to the computer.

The Characteristics of theproducts

1,NA8801 is akind of dc power test analysis of special e, it is fully inautomatic accordance with the national standard to complete acvoltage adjustment, load resistance, parameter test (ripplecoefficient test, steady flow precision test, Precision of voltageregulation test, etc.), automatic record test values, stop testing,and other functions;

It is a DC power supply test andanalysis e, automatic AC voltage adjustment is completed inaccordance with the national standard, a load resistor, parametrictests (ripple factor test, steady flow accuracy testing, Precisionof voltage regulation testing, etc.), and stops automaticallyrecord test value testing and other functions;

2,Strong extension function: compatiblewith 220 v and 110 v dc system detection;

3,Adopt Three-phase automatic numericalcontrol voltage regulator: the output of high precision, largepower, high voltage stability;

4,It use ARM and DSP double workingcontrol and 16 M bytes of FLASH memory.

5,Instrument use LCD touch screen, allEnglish graphics interface, operating more simple andconvenient;

6,Display test data in time during testprocess, chart is clear, intuitive and convenient;

7,can save, echo test data or upload thetest data to PC, use special dc power supply comprehensive testerdata analysis software to analyze detailed data chart, can test,save, edit and print at any time;

8,incoming data into computer, managethe warehouse, long-term historical data can be saved andanalyzed;

9,modular structure, reasonable design,reliable operation, small volume, light weight;

10,Mass storage: can save three hundredgroup data of stable voltage accuracy test, ripple coefficienttest, steady flow precision test, efficiency test and Currentlimiting characteristics test;

11,Has perfect communication function,with RS485 communication interface and USB interface, can transferdata and update instrument software trough U disk;

12,It has automatic protection function:when the instrument detects the group or monomer battery abnormalduring the testing process, it can automatically terminate thetest;

13,Can prevent the battery excessivedischarge, completely avoid the impact to e; Also canterminate the test according to your need.

Main Functions

● Comprehensive test:comprehensive test show that measuring dc current, dc voltage, acvoltage and ripple voltage, also can calculate the voltageregulation accuracy, steady flow accuracy, voltage ripplecoefficient and steady flow ripple coefficient.

● Steady voltage precision test:when AC input voltage changes within±10%, load current changes withinDC output voltage is at any numerical in adjustment range,its steady voltage precision.

● Steady flow precision test: whenAC input voltage changes within ±10%,output current is at any rate charging voltage changes withinprescribed adjusting range, its steady flowprecision.

● Ripple precision test: wecalculate the steady voltage ripple coefficient and steady currentripple coefficient by the ratio of half of the difference of thepeak and valley value of ripple and the average dc outputvoltage in the dc voltage of charging deviceoutput.

● Efficiency test: the ratio ofthe rated ac input power and the dc output power of the chargingdevice, efficiency test shows the measurement of AC voltage, ACcurrent, DC voltage and DC current, at the same time, calculateinput power, output power and efficiency.

● Harmonic test: current harmonictest mainly shows 1 ~ 25 times the status of the harmonic, itcontains harmonic (or fundamental wave) times, True RMS harmonic,Harmonic containing rate (hr), therate of total harmonic distortion (thd)etc parameter.

● The battery discharge: digitalcontrol constant-current discharge, automatic real-time monitoringthe voltage of single section battery and the whole battery, thebattery discharge test shows the measurement of DC current, DCvoltage and discharge time, to calculate the dischargecapacity.

● Real-time monitoring function:real-time display and control variety of the set parameters, suchas voltage, current, time and so on.  

● Monitoring discharge online: Canbe real-time monitoring through wireless communication, recordsingle section or whole group battery voltage, and real-timedisplay curve and histogram in PC .

● Automatic protection function:Through setting the minimum protection voltage of the battery packand battery cell , discharge capacity, discharge time these fourkinds of threshold alarm to realize automaticprotection.

● Powerful data processingfunction: can curve shows a number of measurement result, generatereports, and integrated computation analysis, accurateidentification.

● Data analysis: includingcomprehensive analysis, steady voltage accuracy analysis, steadyflow accuracy analysis, ripple factor analysis, efficiencyanalysis, harmonic analysis and battery discharge analysis, themeasurement can be re-display the contents of the originalinterface.

● Data upload: This feature allowsusers to upload the saved measurement data to a computer to performvarious analysis.

● System upgrade: This featureallows users to use U disk to update the metersoftware.