PDL108型油品體積電阻率/介質(zhì)損耗測定儀
PDL108型油品體積電阻率/介質(zhì)損耗測定儀是用于絕緣油等液體絕緣介質(zhì)的介質(zhì)損耗角及體積電阻率的高精密儀器。一體化結(jié)構(gòu)。內(nèi)部集成了介損油杯、溫控儀、溫度傳感器、介損測試電橋、交流試驗電源、標(biāo)準電容器、高阻計、直流高壓源等主要部件。其中加熱部分采用了當(dāng)前為*的高頻感應(yīng)加熱方式，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。交流試驗電源采用AC-DC-AC轉(zhuǎn)換方式，有效避免市電電壓及頻率波動對介損測試準確性影響，即便是發(fā)電機發(fā)電，該儀器也能正確運行。內(nèi)部標(biāo)準電容器為SF6充氣三極式電容，該電容的介損及電容量不受環(huán)境溫度、濕度等影響，保證儀器長時間使用后仍然精度一致。
儀器內(nèi)部采用全數(shù)字技術(shù)，全部智能自動化測量，配備了大屏幕（240×180）液晶顯示器，全中文菜單，每一步驟都有中文提示，測試結(jié)果可以打印輸出，操作人員不需專業(yè)培訓(xùn)就能熟練使用。
油杯主要技術(shù)參數(shù)
⑴ 高低壓之間距離 2mm
⑵ 空杯電容量 60±2PF
⑶ 大測試電壓 工頻2000V
⑷ 空杯介損 tgδ＜1×10-4
⑸ 液體容量 約40ml
⑹ 電極材料 不銹鋼
⑺ 體積 70mm(D)×120mm（H）
主要技術(shù)指標(biāo)
1使用條件：-5℃∽40℃ RH＜80%
2電 源：AC 220V±10% 頻率無限制
3高壓輸出：1000V∽2200V 每隔200V
精 度2%
容 量50VA 輸出電流25mA
4溫控感應(yīng)爐：大功率500W
5溫度控制范圍：<100℃
6溫度測量誤差：±0.5℃
7控溫誤差：±1℃
8控溫時間：室溫到90℃ 小于20min
9測量范圍： tgδ 無限制
C x 15PF-300PF
Rx 10M-10T
10精 度：△ tgδ：±(讀數(shù)*1.0%+0.020%)
△ Cx ： ±(讀數(shù)*1.0%+0.5PF)
△ Rx ： ±讀數(shù) * 10%
11相對介電常數(shù)：εr自動計算
12體積電阻率：ρ自動計算
13外形尺寸：450mm×310mm×360mm
14重 量：20Kg
PDL108 type oil volume resistivity / dielectric loss tester
PDL108 type oil volume resistivity / dielectric loss tester is used insulating oil dielectric liquid dielectric loss angle and volume resistivity of high-precision instruments. Integrated structure. Internal integration of the dielectric loss oil cup, temperature controller, temperature sensor, dielectric loss test bridge, AC test power supply, standard capacitor, impedance meter, DC high voltage source and other major components. Wherein the heating part adopts the most advanced high-frequency induction heating, the heating oil cup with non-contact with the heating body, heating uniformity, fast, and easy control. AC Test Power Supply with AC-DC-AC converter, effectively prevent the mains voltage and frequency fluctuations of the dielectric loss test accuracy influence even the generator, the instrument can also be run correctly. Internal standard capacitor of SF6 gas-filled three-electrode capacitance of the capacitor dielectric loss and electrical capacity independent of ambient temperature, humidity and other effects, even after prolonged use of the instrument to ensure consistent accuracy.
Inside the instrument using digital technology, all intelligent automated measurement, equipped with a large screen (240 × 180) LCD display, full Chinese menu, and each step has prompted the Chinese, the test results can be printed out, operating personnel without professional training can skilled use.
The main technical parameters of the oil cup
⑴ 2mm distance between high and low
⑵ empty cups capacity 60 ± 2PF
⑶ maximum frequency test voltage 2000V
⑷ empty cup dielectric loss tgδ <1 × 10-4
⑸ liquid capacity of about 40ml
⑹ electrode material stainless steel
⑺ volume 70mm (D) × 120mm (H)
The main technical indicators
1 Use Conditions: -5 ℃ ∽ 40 ℃ RH <80%
2 Power supply: AC 220V ± 10% Frequency Unlimited
3 High Output: 1000V ∽ 2200V 200V intervals
Accuracy 2%
Capacity 50VA Output Current 25mA
4 induction furnace thermostat: Maximum Power 500W
5 Temperature control range: <100 ℃
6 Temperature measurement error: ± 0.5 ℃
7 Temperature error: ± 1 ℃
8 Temperature Time: Less than 20min from room temperature to 90 ℃
9 Measuring range: tgδ Unlimited
C x 15PF-300PF
Rx 10M-10T
10 Accuracy: △ tgδ: ± (1.0% of reading +0.020% *)
△ Cx: ± (reading * 1.0% +0.5 PF)
△ Rx: ± 10% of reading *
11 Relative permittivity: εr calculated automatically
12 Volume resistivity: ρ is calculated automatically
13 Dimensions: 450mm × 310mm × 360mm
14 Weight: 20Kg
Inside the instrument using digital technology, all intelligent automated measurement, equipped with a large screen (240 × 180) LCD display, full Chinese menu, and each step has prompted the Chinese, the test results can be printed out, operating personnel without professional training can skilled use.
The main technical parameters of the oil cup
⑴ 2mm distance between high and low
⑵ empty cups capacity 60 ± 2PF
⑶ maximum frequency test voltage 2000V
⑷ empty cup dielectric loss tgδ <1 × 10-4
⑸ liquid capacity of about 40ml
⑹ electrode material stainless steel
⑺ volume 70mm (D) × 120mm (H)
The main technical indicators
1 Use Conditions: -5 ℃ ∽ 40 ℃ RH <80%
2 Power supply: AC 220V ± 10% Frequency Unlimited
3 High Output: 1000V ∽ 2200V 200V intervals
Accuracy 2%
Capacity 50VA Output Current 25mA
4 induction furnace thermostat: Maximum Power 500W
5 Temperature control range: <100 ℃
6 Temperature measurement error: ± 0.5 ℃
7 Temperature error: ± 1 ℃
8 Temperature Time: Less than 20min from room temperature to 90 ℃
9 Measuring range: tgδ Unlimited
C x 15PF-300PF
Rx 10M-10T
10 Accuracy: △ tgδ: ± (1.0% of reading +0.020% *)
△ Cx: ± (reading * 1.0% +0.5 PF)
△ Rx: ± 10% of reading *
11 Relative permittivity: εr calculated automatically
12 Volume resistivity: ρ is calculated automatically
13 Dimensions: 450mm × 310mm × 360mm
14 Weight: 20Kg
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