一、電壓擊穿試驗儀 生產廠家結構原理及性能特點
ZJC-20KV主要由：升壓系統(高壓變壓器)、測量系統、A/D轉換器、放電系統、電極、油箱、電極定位架、計算機數據處理系統、軟件等組成；高壓變壓器主要產生試樣所需的直流電壓，調壓器用于調節升壓變壓器輸入端電壓以產生高壓所需的輸入電壓，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；試驗軟件是我公司研發的功能強大、操作簡單、顯示直觀的試驗軟件系統。采用計算機控制，過人機對話方式，完成對、絕緣介質的工頻電壓擊穿，工頻耐壓試驗。
二、電壓擊穿試驗儀 生產廠家制造和檢驗標準
1、GB1408.1-2006《絕緣材料電氣強度試驗方法》
2、GB1408.2-2006《絕緣材料電氣強度試驗方法
第2部分：對應用直流電壓試驗的附加要求》
3、JJG 795-2004 《耐電壓測試儀檢定規程》
三、適用的試驗方法標準
1、GB/T1695-2005《硫化橡膠工頻擊穿電壓強度和耐電壓的測定方法》
2、GB/T3333《電纜紙工頻擊穿電壓試驗方法》
3、GB12913-2008《電容器紙》
4、ASTM D149《固體電絕緣材料工業電源頻率下的介電擊穿電壓和介電強度的試驗方法》
四、應用范圍
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、薄膜復合制品、陶瓷和玻璃等介質在工頻電壓或直流電壓下擊穿強度和耐電壓時間的測試；該儀器采用計算機控制，可對試驗過程中的各種數據進行快速、準確的采集、處理，并可存取、顯示、打印。
五、主要技術指標
輸入電壓： AC 220 V
輸出電壓： AC 0--20 kV ;
DC 0--20 kV
電器容量： 2 KVA
高壓分級： 0--5kV； 0-10kV；0--20kV；
擊穿電壓： 0-20kV
擊穿電壓升壓速率共分七級（可選定）：
A、0.1 kV/s
B、0.2 kV/s
C、0.3 kV/s
D、0.5 kV/s
E、1.0 kV/s
F、2.0 kV/s
G、3.0 kV/s
升壓方式：
1、勻速升壓
2、階梯升壓
3、耐壓試驗
過電流保護裝置：試樣擊穿時在0.1S內切斷電源.
漏電電流選擇： 1—30 mA.
耐壓時間： 0-6H
六、安全說明：
1、設備要安裝單獨的保護地線。接保護地線，主要是減少試樣擊穿時對周圍產生的較強的電磁干擾。也可避免控制計算機失控。
2、直流試驗放電報警功能:在設備做完直流試驗時,當開啟試驗門時設備會自動報警,直至使用設備上的放電裝置放電后報警會自動取消.(注：因為直流試驗后不放電會危險到人身安全,不能直接拿取電極,起到提醒使用人員放電以免造成傷害)。
3、試驗放電裝置，隨主機為一體化，改進了以往單獨配備一根放電桿的功能。
4、該試驗設備的電路設有多項保護措施，主要有：過流保護、失壓保護、漏電保護、短路保護、直流試驗放電報警等。
5、九級安全防護措施：
①超壓保護
②試驗過流保護
③調壓器復位開關
④試驗箱門安全開關
⑤自動放電保護
⑥漏電保護開關
⑦試驗短路保護
⑧獨立接地保護
⑨安全防護網保護
七、計算機系統及軟件包
1、試驗過程中可動態繪制出試驗曲線，試驗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行區域放大分析；
2、可對試驗數據進行編輯修改，靈活適用；
3、試驗條件及測試結果等數據可自動存儲；
4、試驗報告格式靈活可變，適用于不同用戶的不同需求；
5、可對一組試驗中曲線數據的有效與否進行人為選定；
6、試驗結果數據可導入EXECL,WORD文檔編輯；
7、軟件設備人員管理功能，試驗人員可設置自己的試驗項目和試驗參數，設置自己的試驗內容后別人無法進入程序；
8、過電流保護裝置有足夠的靈敏度，能夠保證試樣擊穿時在0.1S內切斷電源；
9、儀器運行的持久性: 儀器可連續運行使用，不需為保護儀器而定期停機。
電壓擊穿試驗儀 英文簡介
Structure principle and performance characteristics
ZJC-20KV mainly by: boost (high voltage transformer) system, measurement system, a / D converter, discharge system, electrode, fuel tank, electrode positioning frame and computer data processing software system, and composition; high voltage transformer mainly produce the specimen required DC voltage, voltage regulator for regulating the input ends of the booster transformer voltage to generate high voltage input voltage, voltage measurement is mainly from the high voltage transformer measurement terminal measurement, high voltage transformer measurement end and high end is linear; software test is our latest development of powerful, simple operation, display visual test software system. Using computer control, man-machine dialogue mode, the completion of the power frequency voltage breakdown of insulation media, power frequency withstand voltage test.
Two, manufacturing and inspection standards
1, "GB1408.1-2006 insulated electrical strength of materials testing method"
2, "GB1408.2-2006 electrical strength of insulating materials test methods
Part second: Additional requirements for tests using direct voltage "
, 3 JJG 795-2004 "verification regulation for withstanding voltage tester"
Three, applicable test method standards
1, "GB/T1695-2005 vulcanized rubber breakdown strength and voltage resistance determination method"
2, GB/T3333 "cable paper breakdown voltage test method"
, 3 "GB12913-2008" paper capacitor
, ASTM D149 4 "test method of solid electrical insulating materials industrial power frequency of dielectric breakdown voltage and dielectric strength"
Four, the scope of application
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; the device is controlled by computer, all the test data of rapid and accurate acquisition, processing, and access, display, print.
Five, the main technical indicators
Input voltage: AC 220 V
Output voltage: AC kV 020;
DC 0 - 20 kV
Electrical capacity: 2 KVA
High grade: 05kV; 0-10kV; 020kV;
Breakdown voltage: 0-20kV
Breakdown voltage boost rate is divided into seven levels (can be selected):
A, 0.1 kV/s
B, 0.2 kV/s
C, 0.3 kV/s
D, 0.5 kV/s
E, 1 kV/s
F, 2 kV/s
G, 3 kV/s
Boost mode:
1, speed boost
2 step-up voltage
3, pressure test
Over current protection device: when the sample breakdown in the 0.1S cut off the power.
Leakage current: 1 - 30 mA.
Pressure time: 0-6H
Six, safety instructions:
1, equipment to install a separate protective ground. The protective earth wire is mainly to reduce the strong electromagnetic interference generated by the breakdown of the sample. Can also avoid the control of computer control.
2, DC discharge test alarm function: when we finish DC test equipment. When opening the door test equipment will automatically alarm until after using the device discharge discharge device alarm will automatically be cancelled. (Note: because the DC test on it would be dangerous to personal safety, can not be directly fetching electrode to remind users discharge so as not to cause harm).
3, test discharge device, with the host for the integration, improved in the past with separate a discharge pole function.
4, the test equipment of the circuit with several kinds of protective measures, mainly has: over-current protection, loss of voltage protection, leakage protection, short-circuit protection, DC discharge test alarm.
5, nine level of safety protection measures:
1 overpressure protection
II test overcurrent protection
Third regulator reset switch
4 test box door safety switch
Automatic discharge protection
6 leakage protection switch
, short-circuit protection test
8 independent grounding protection
9 safety net protection
Seven, computer systems and software package
1, test process can be dynamic draw the test curve and test curves can be a variety of color overlay contrast, local amplification curve of arbitrary section can be of regional amplification analysis.
2, edited test data, flexible application;
3, test conditions and test results and other data can be automatically stored;
4, test report format is flexible, suitable for different needs of different users;
, 5 of a group of test curve data is effective or not artificially selected;
6, the test results data can be imported into EXECL, WORD document editing;
7, personnel management functions of equipment software, test personnel can set their own test project and test parameters, set up their own test content after others can not enter the program.
8, overcurrent protection device has enough sensitivity, can cut off the power supply in the 0.1S to ensure the sample breakdown;
9, the persistence of the operation of the instrument: the instrument can be used continuously, without the need for the protection of equipment and regular downtime.
