PDL109絕緣油介質(zhì)損耗及電阻率測試儀 一、儀器特點(diǎn)
1. 高度自動化，升溫、測量介損 、測量電阻率可一次完成；
2. 油杯采用符合國標(biāo)GB/T5654-2007的三電極式結(jié)構(gòu)，極間間距2mm，可消除雜散電容及瀉漏對介損測試結(jié)果的影響；
3、儀器采用中頻感應(yīng)加熱，PID控溫算法。該加熱方式具備油杯與加熱體非接觸、加熱均勻、速度快、控制方便等優(yōu)點(diǎn)，使溫度嚴(yán)格控制在預(yù)設(shè)溫度誤差范圍以內(nèi)。
4、采用*DSP和FFT技術(shù)，確保數(shù)據(jù)穩(wěn)定、準(zhǔn)確、可靠。
5、內(nèi)部標(biāo)準(zhǔn)電容器為SF6 充氣三點(diǎn)極式電容，該電容的介損及電容量不受環(huán)境溫度、濕度等影響，使儀器精度在長時(shí)間使用后仍然得到保證。
6、大屏幕彩色觸摸屏，中文操作菜單，人家對話方便，操作簡潔明了，一目了然。
7、具有開蓋斷高壓，油杯高低壓電極短路等溫馨提示，消除安全隱患，確保操作人員的人身安全和設(shè)備的正常運(yùn)行。
8、自帶實(shí)時(shí)時(shí)鐘，測試日期、時(shí)間可隨測試結(jié)果保存、顯示、打印；設(shè)備可以顯示環(huán)境溫度，對試驗(yàn)環(huán)境實(shí)時(shí)進(jìn)行檢測。
9、自動存儲測量數(shù)據(jù)，可存儲100組測量數(shù)據(jù)。
10. 空電極杯校準(zhǔn)功能。測量空電極杯的電容量和介質(zhì)損耗因數(shù)，以判斷空電極杯的清洗和裝配狀況。校準(zhǔn)數(shù)據(jù)自動保存，以利于相對電容率和直流電阻率的*計(jì)算。 PDL109絕緣油介質(zhì)損耗及電阻率測試儀 二、產(chǎn)品主要技術(shù)指標(biāo)
測 量 范 圍： 電容量 5pF～200pF
相對電容率 1.000～30.000
介質(zhì)損耗因數(shù) 0.00001～100
直流電阻率 2.5 MΩm～20 TΩm
測 量 精 度： 電容量 ±(1%讀數(shù)+0.5pF)
相對電容率 ±1%讀數(shù)
介質(zhì)損耗因數(shù) ±(1%讀數(shù)+0.0001)
直流電阻率 ±10%讀數(shù)
分 辨 率： 電容量 0.01pF
相對電容率 0.001
介質(zhì)損耗因數(shù) 0.00001
測 溫 范 圍： 0～125℃
溫度測量誤差： ±0.5℃
交流實(shí)驗(yàn)電壓： 0～2000V 連續(xù)可調(diào)，頻率50Hz
直流試驗(yàn)電壓： 0～500V 連續(xù)可調(diào)
三、使用條件
1. 環(huán)境溫度 0～40℃
2. 相對濕度 ≤80%
3. 工作電源 AC 220V（1 ± 10%）
4. 電源頻率 50 Hz (1 ± 10%)
5. 功率消耗 ＜200 W PDL109 insulating oil dielectric loss and resistivity tester
First, the instrument features
1. The high degree of automation, heating, measuring dielectric loss, resistivity measurements can be completed;
2. The oil cup using a three-electrode structure in line with the national standard GB / T5654-2007, the inter-electrode spacing of 2mm, can eliminate the stray capacitance and leakage on reducing dielectric loss test results;
3, the instrument uses induction heating, PID temperature control algorithm. The heating with oil cup and heating body non-contact, uniform heating, fast, and easy control, strict control of the temperature within the preset temperature range of error.
4, the use of advanced DSP and FFT technology to ensure the data is stable, accurate and reliable.
5, the internal standard capacitors SF6 inflatable three extremely type capacitor, the impact of the capacitor dielectric loss and electrical capacity from the ambient temperature, humidity, the instrument accuracy after prolonged use is still guaranteed.
6, large-screen color touch screen, Chinese operation menu, people dialogue easy, concise operation at a glance.
7, with lid off the high-pressure, high and low pressure oil cup electrode short circuit Tips and eliminate safety hazards, to ensure the safety of operating personnel and equipment uptime.
8, comes with real-time clock, test date and time can be saved with the test results, display, print; device may display the ambient temperature, the test environment, real-time testing.
9, automatic storage measurement data, can store 100 sets of measurement data.
10. The empty cup electrode calibration. Empty cup measuring electrode capacitance and dielectric loss factor to determine the status of the cleaning and assembly empty cup electrode. Calibration data is automatically saved to facilitate the relative permittivity and dc resistivity accurate calculation. Second, the main technical indicators
Measuring range: Capacitance 5pF ~ 200pF
Relative permittivity 1.000 to 30.000
Dielectric loss factor of 0.00001 to 100
DC resistivity 2.5 MΩm ~ 20 TΩm
Measurement accuracy: Capacitance ± (1% of reading + 0.5pF)
Relative permittivity ± 1% of reading
Dielectric loss factor ± (1% reading +0.0001)
DC resistivity ± 10% of reading
Resolution: capacitance 0.01pF
Relative permittivity 0.001
Dielectric loss factor 0.00001
Temperature measurement range: 0 ~ 125 ℃
Temperature measurement error: ± 0.5 ℃
AC test voltage: 0 ~ 2000V continuously adjustable frequency 50Hz
DC test voltage: 0 ~ 500V continuously adjustable Conditions of use
1. Ambient temperature 0 ~ 40 ℃
2. Relative humidity ≤80%
3. Power supply AC 220V (1 ± 10%)
4. Power frequency 50 Hz (1 ± 10%)
5. Power consumption <200 W |
