Shanghai DongHai Electric Co., Ltd.
Kuæa>Proizvodi>20kV kabel, S=400mm2, Length 2km Frequency Converter Serial Resonance Pressure Testing Device
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20kV kabel, S=400mm2, Length 2km Frequency Converter Serial Resonance Pressure Testing Device
20kV kabel, S=400mm2, Length 2km Frequency Converter Serial Resonance Pressure Testing Device
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YHXZB-300kVA/50kV Variable Frequency Serial Resonance Resistance Test Device Technology Solution
1Fɛɛr de resonance de frequency ye waar:
1.1 Variable frequency serial resonance resistance test is using the induction of the resistor and the tested capacitor to form LC serial circuit, adjust the frequency of voltage output of the variable frequency power supply, achieve string parallel resonance, get high voltage on the tested, is a new way of current high voltage test, highly praised by experts, has been widely used in the country and abroad. 1.1 Variable frequency serial resonance resistance test is using the induction of the resistor and the tested capacitor to form LC serial circuit, adjust the frequency of voltage output of the variable frequency power supply, achieve string parallel reso

2Characteristics of Variable Frequency Serial Resonance Testing Device:
2.1 Variable frequency serial resonance test device has a large output capacity, output voltage high, can be combined arbitrarily with a resistor for different tests of AC voltage resistance. 2.1 Variable frequency serial resonance test device has a large output capacity, output voltage high, can be combined arbitrarily with a resistor for different tests of AC voltage resistance.
2.2 Variable frequency serial resonance test device has a small size, light weight, each piece weight does not exceed 50kg, specially convenient field testing. 2.2 Variable frequency serial resonance test device has a small size, light weight, each piece weight does not exceed 50kg, specially convenient field testing.
2.3 Variable frequency serial resonance test device has a good protection function, with excess voltage protection, excess current protection, time protection, flash protection, excess heat protection, module protection and other functions. 2.3 Variable frequency serial resonance test device has a good protection function, with excess voltage protection, excess current protection, time protection, flash protection, excess heat protection, module protection and other functions.
2.4 Variable frequency serial resonance test device has a very simple operation, and has two manual and automatic gears. 2.4 Variable frequency serial resonance test device has a very simple operation, and has two manual and automatic gears. 2.4 Variable frequency serial resonance test device has a very simple operation, and has two manual and automatic gears.
2.5 Variable frequency serial resonance test device uses large screen, to make the test data clear once, and can print the test results. 2.5 Variable frequency serial resonance test device uses large screen, to make the test data clear once, and can print the test results.
2.6 Variable frequency serial resonance test device has no voltage risk after the test breaks, and the damage to the test is quite small. 2.6 Variable frequency serial resonance test device has no voltage risk after the test breaks, and the damage to the test is quite small.
2.7 Frequency Converter Serial Resonance Test Device Test Required Power Capacity is Small, Only a Part of the Industrial Frequency Transformer Test Required Power Capacity, Solving the Field Power Supply Difficulty.

3.Luɔi:
3.1
400 mm2/20kV kaabel ye kɔc ye kɔc ye kɔc ye kɔc ye kɔc ye kɔc ye kɔc ye kɔc ye kɔc ye kɔc ye kɔc ye kɔc ye kɔc ye kɔc ye kɔc ye kɔcYe.

4. Kä ye kek looi:
4.1 Tɛmɛ tɛmɛ: -10 ℃ ~ 40 ℃
4.2 Humidity: ka tɔ̈u 90%
4.3 Dɛɛr: 2500 m

5, Kuen de luɔɔi de masin ku lööŋ de luɔɔi
5.1 DL/T849.6<unk>2004 High Pressure Resonance Test Device
5.2 GB 6450-1986 Dry Power Transformer;
5.3 DL/T848.2<unk>2004 Transformer ye tɛmɛ;
5.4 GB/10229<unk>1988 kɛnɛya;
5.5 GB/T11920<unk>1989 General Technical Conditions for Control Devices (Kä ye kek looi në tɛ̈n yenë kek looi në tɛ̈n yenë kek looi në tɛ̈n yenë kek looi)
5.6 GB/T16927.1<unk>1997 High Voltage Testing Technology;
5.7 IEC358-1990 Capacitors ye kek mat yiic ku capacitive dividers.


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