ZJC-50KV介電性能試驗(yàn)儀/電性能測試儀
ZJC-20KV介電性能試驗(yàn)儀/電性能測試儀
ZJC-100KV
一、應(yīng)用范圍:
ZJC-150KV主要適用于固體絕緣材料如電線套管、樹脂和膠、浸漬纖維制品、云母及其制品、塑料、薄膜復(fù)合制品、陶瓷和玻璃等介質(zhì)在工頻電壓或直流電壓下?lián)舸?qiáng)度和耐電壓時(shí)間的測試;采用計(jì)算機(jī)控制,可對試驗(yàn)過程中的各種數(shù)據(jù)進(jìn)行快速、準(zhǔn)確的采集、處理,并可存取、顯示、打印。
二、滿足標(biāo)準(zhǔn):
1、GB1408.1-2006《絕緣材料電氣強(qiáng)度試驗(yàn)方法》
2、GB1408.2-2006《絕緣材料電氣強(qiáng)度試驗(yàn)方法
第2部分:對應(yīng)用直流電壓試驗(yàn)的附加要求》
3、GB/T1695-2005《硫化橡膠工頻擊穿電壓強(qiáng)度和耐電壓的測定方法》
4、GB/T3333 電纜紙工頻電壓擊穿試驗(yàn)方法
5、HG/T 3330絕緣漆漆膜擊穿強(qiáng)度測定法
6、GB12656 電容器紙工頻電壓擊穿試驗(yàn)方法
7、ASTM D149《固體電絕緣材料工業(yè)電源頻率下的介電擊穿電壓和介電強(qiáng)度的試驗(yàn)方法》
三、主要技術(shù)指標(biāo):
1、輸入電壓 AC220V 50Hz
2、輸出電壓: AC:0~150kV; DC:0~150kV
3、輸出功率: 15kVA
4、測量范圍: AC15~150kV; DC15~150kV
5、測量誤差: ≤ 2%
6、升壓速率: 1kV/s~5kV/s
7、耐壓時(shí)間: 0~4H
8、漏電流 1~30 mA可由計(jì)算機(jī)軟件自由進(jìn)行設(shè)定
9、電源 交流220V±10%的單相交流電壓和50Hz±1%的頻率
10、試驗(yàn)環(huán)境溫度: 15 ~ 30℃,相對濕度:0~85%能夠穩(wěn)定運(yùn)行。
11、外形尺寸長×寬×高:1980mm×1220 mm×1750mm(參考)
12、設(shè)備自重: 350Kg(參考)
13、接地要求儀器需要單獨(dú)接地,接地附合國家標(biāo)準(zhǔn)要求,金屬棒深埋地下至少要1.5米以下
四、結(jié)構(gòu)原理及性能特點(diǎn):
1、主要由:升壓系統(tǒng)(高壓變壓器)、測量系統(tǒng)、A/D轉(zhuǎn)換器、放電系統(tǒng)、電極、油箱、電極定位架、計(jì)算機(jī)數(shù)據(jù)處理系統(tǒng)、軟件等組成;
2、計(jì)算機(jī)---A/D轉(zhuǎn)換器---測量控制系統(tǒng)---調(diào)壓裝置----升壓變壓器-----試樣;
3、高壓變壓器主要產(chǎn)生試樣所需的直流電壓;
4、調(diào)壓器用于調(diào)節(jié)升壓變壓器輸入端電壓以產(chǎn)生高壓所需的輸入電壓;
5、電壓測量主要是從高壓變壓器測量端測量,高壓變壓器測量端和高壓端是線性的;
6、放電系統(tǒng)在試驗(yàn)做完以后放電,以免產(chǎn)生放電對人身的危害;
五、計(jì)算機(jī)系統(tǒng)及軟件包
1、試驗(yàn)軟件是我公司研發(fā)的功能強(qiáng)大、操作簡單、顯示直觀的試驗(yàn)軟件系統(tǒng)。
2、采用計(jì)算機(jī)控制通過人機(jī)對話方式,完成對絕緣介質(zhì)工頻電壓擊穿,工頻耐壓試驗(yàn)。
3、試驗(yàn)過程中可動態(tài)繪制出試驗(yàn)曲線,試驗(yàn)的曲線可以多種顏色疊加對比,局部放大,曲線上任意一段可進(jìn)行區(qū)域放大分析;
4、可對試驗(yàn)數(shù)據(jù)進(jìn)行編輯修改,靈活適用;
5、試驗(yàn)條件及測試結(jié)果等數(shù)據(jù)可自動存儲;
6、試驗(yàn)報(bào)告格式靈活可變,適用于不同用戶的不同需求;
7、可對一組試驗(yàn)中曲線數(shù)據(jù)的有效與否進(jìn)行人為選定;
8、試驗(yàn)結(jié)果數(shù)據(jù)可導(dǎo)入EXECL,WORD文檔編輯;
9、軟件設(shè)備人員管理功能,試驗(yàn)人員可設(shè)置自己的試驗(yàn)項(xiàng)目和試驗(yàn)參數(shù),設(shè)置自己的試驗(yàn)內(nèi)容后別人無法進(jìn)入程序;
10、過電流保護(hù)裝置有足夠的靈敏度,能夠保證試樣擊穿時(shí)在0.1S內(nèi)切斷電源;
11、儀器運(yùn)行的持久性: 儀器可連續(xù)運(yùn)行使用,不需為保護(hù)儀器而定期停機(jī)。
六、安全說明:
1、設(shè)備要安裝單獨(dú)的保護(hù)地線。接保護(hù)地線,主要是減少試樣擊穿時(shí)對周圍產(chǎn)生的較強(qiáng)的電磁干擾。也可避免控制計(jì)算機(jī)失控。
2、直流試驗(yàn)放電報(bào)警功能:在設(shè)備做完直流試驗(yàn)時(shí),當(dāng)開啟試驗(yàn)門時(shí)設(shè)備會自動報(bào)警,直至使用設(shè)備上的放電裝置放電后報(bào)警會自動取消。
3、試驗(yàn)放電裝置,隨主機(jī)為一體化,改進(jìn)了以往單獨(dú)配備一根放電桿的功能。
4、該試驗(yàn)設(shè)備的電路設(shè)有多項(xiàng)保護(hù)措施,主要有:過流保護(hù)、失壓保護(hù)、漏電保護(hù)、短路保護(hù)、直流試驗(yàn)放電報(bào)警等。
5、安全保護(hù):
(1)門限位保護(hù):不關(guān)門,即使通電點(diǎn)實(shí)驗(yàn)開始,設(shè)備無任何反應(yīng),軟件有:安全門未關(guān)閉提示。
(2)電壓歸零保護(hù):如果在實(shí)驗(yàn)過程中,突然斷電,下次開機(jī)后,會自動回到零位,保證初始電壓為在零位
(3)終止電壓保護(hù):可以通過軟件設(shè)定終止電壓,保證在升壓過程中如果出現(xiàn)異常升到的電壓后,自動終止并歸零
(4)高壓機(jī)械限位:如果軟件系統(tǒng)失去控制,電壓繼續(xù)往上升,到高壓限位后自動歸零如果在擊穿后未判停,通過過流保護(hù)器采集數(shù)據(jù)保證電壓自動歸零有高壓指示燈,通過觀察指示燈的狀態(tài)來判斷實(shí)在升壓還是在零位如果長時(shí)間做實(shí)驗(yàn),為保證設(shè)備的良好運(yùn)行,設(shè)備留有變壓器排氣口,保證變壓器的良好運(yùn)行,增長使用壽命如果在實(shí)驗(yàn)中,試樣有異味或者出現(xiàn)燃燒和冒煙現(xiàn)象,可以通過排風(fēng)系統(tǒng)進(jìn)行排除。
(5)獨(dú)立接地保護(hù)
(6)短路保護(hù)
(7)軟件誤操作保護(hù)
(8)漏電保護(hù)
(9)實(shí)驗(yàn)結(jié)束放電保護(hù)
七、 主要配置:
1、主機(jī) 1臺
2、升壓裝置 1套
3、放電裝置 1套
4、測量系統(tǒng) 1套
5、電壓調(diào)節(jié)裝置 1套
6、數(shù)據(jù)處理系統(tǒng) 1套
7、計(jì)算機(jī) 1臺
8、打印機(jī) 1臺
9、A/D轉(zhuǎn)換器 1個
10、控制軟件 1套
11、試驗(yàn)電極 1套
12、放電棒 1只
13、油箱 1個
14、試驗(yàn)臺 1個
15、安全防護(hù)系統(tǒng) 1套
First, the scope of application:
ZJC-150KV mainly applicable to solid insulation materials such as wire casing, resin and rubber, impregnated fiber products, mica and its products, plastics, composite film products, ceramics and glass medium in the frequency of the voltage or DC voltage breakdown strength and resistance to time voltage test; controlled by computer, all the test data of rapid and accurate acquisition, processing, and access, display, print.
Two, meet the standard:
1, GB1408.1-2006 "electrical strength of insulating materials test method"
2, "GB1408.2-2006 electrical strength of insulating materials test methods
Part second: Additional requirements for tests using direct voltage "
3, GB/T1695-2005 "vulcanized rubber power frequency breakdown voltage strength and resistance to voltage measurement method"
4, GB/T3333 cable paper power frequency voltage breakdown test method
5, HG/T 3330 insulation paint film breakdown strength test method
6, GB12656 capacitor paper power frequency voltage breakdown test method
7. D149 ASTM test method for dielectric breakdown voltage and dielectric strength of solid electrical insulating material industrial power frequency
Three, the main technical indicators:
1, the input voltage AC220V 50Hz
2, output voltage: AC:0 DC:0 ~ 150kV ~ 150kV;
3, output power: 15kVA
4, measuring range: AC15 DC15 ~ 150kV ~ 150kV;
5, measurement error: = 2%
6, pressure rate: 1kV/s ~ 5kV/s
7, pressure time: 0 ~ 4H
8, the leakage current 1 ~ 30 mA can be set free by computer software
9, the power AC 220V + 10% single-phase AC voltage and frequency of 50Hz + 1%
10, test environment temperature: 15 ~ 30 degrees, relative humidity: 0 ~ 85% to stabilize the operation.
11, size length * width * height: 1220 1980mm * mm * 1750mm (Reference)
12, equipment weight: 350Kg (Reference)
13, grounding requirements instruments require a separate grounding, grounding of a national standard requirements, metal rods buried at least 1.5 meters below
Four, the structure principle and performance characteristics:
1, is mainly composed of a booster system (high voltage transformer), measurement system, A/D converter, discharge system, electrode, electrode positioning tank, frame, computer data processing system and software etc.;
2, computer measurement and control system of ---A/D Converter - - pressure regulator - transformer - sample;
3, high voltage transformer produces DC voltage required for the main sample;
4, the regulator for regulating the step-up transformer input voltage to generate input voltage required;
5, voltage measurement is mainly measured from the high voltage transformer measurement end, high voltage transformer and high voltage measuring end end is linear;
6, the discharge discharge system in the test finished, in order to avoid harm to human body discharge;
Five, the computer system and software package
1, test software is a test software system of our newly developed powerful function, simple operation, intuitive display.
2, controlled by the computer through the man-machine dialogue mode, the completion of the insulated medium voltage breakdown, power frequency withstand voltage test.
3, in the test process can dynamically draw the test curve of experimental curves can be magnified for a variety of color overlay contrast, curve, arbitrary section can be enlarged zone analysis;
4, can be used for test data editing, flexible application;
5, test conditions and test results and other data can be automatically stored;
6, the test report format is flexible, suitable for different needs of different users;
7, of a group of test curve data is effective or not artificially selected;
8, test data can be imported into EXECL, WORD document editing;
9, the software of personnel management functions, test personnel can set their own test project and test parameters, others can not enter the program to set their own test content after;
10, the overcurrent protection device has enough sensitivity, can cut off the power supply in the 0.1S to ensure the sample breakdown;
Persistent 11, instrument operation: instrument continuous operation, do not need to protect the instrument and regular downtime.
Six, safety instructions:
1, equipment to install a separate protective ground. Grounding protection ground, strong electromagnetic interference is mainly to reduce the sample breakdown when the surrounding the. Also avoid control computer control.
2, DC discharge test alarm function: in the equipment finished DC test, when open the door will automatically alarm test device, discharge device used on the device after discharge until the alarm will automatically cancel.
3, test discharge device, with the host for the integration, improved in the past with separate a discharge pole function.
Circuit 4, the test equipment is provided with a number of protective measures are: over-current protection, under voltage protection, leakage protection, short-circuit protection, DC discharge alarm test.
5, safety protection:
(1) limit protection: not close, even if electricity experiment began, without any reaction equipment software: safety door is not closed tips.
(2) zero voltage protection: if a sudden power failure in the course of the experiment, the next boot, will automatically return to zero, to ensure that the initial voltage is zero
(3) termination voltage protection: voltage can be terminated by the software settings, to ensure in the boosting process if abnormal rise to the specified voltage, automatic termination and return to zero
(4) high pressure mechanical limit: if the system is out of control, voltage to to rise, to the high-pressure limit after automatic return to zero if in after the breakdown not sentenced to stop by current protector acquisition data to ensure that the voltage automatic return to zero, a pressure indicator, by observing the indicating lamp to judge really boost or zero if doing experiment for a long time, to ensure the equipment running well, the equipment transformer exhaust mouth.