Power Quality Analyzer. Devices of the control of electric energy

Power analyzers are actively used for harmonic current analysis. Modern models are produced with the function of data retention. It is also worth noting that there are modifications with converter modules. The error percentage is not very high. Not all modifications are suitable for operation in single-phase networks.

On average, the threshold voltage of devices of this type is 22 V. The resolution of these oscillates around 30 microns. The overload indicator depends on the capacity of the controller. Modifications of variable circuits are distinguished by the presence of through capacitors. Models with expanders are designed primarily for the construction of vector diagrams. There is a qualitative analyzer in the area of 5500 rubles.

Control devices

Electric power quality control devices are manufactured with different types of adapters. If you believe the experts' opinions, then the market presents a lot of models with diode controllers. The data retention function is not available in all versions. On average, the minimum voltage of devices of this type is 220 V. In alternating current circuits, they work without problems.

Modular devices are used to analyze the current of single-phase systems. The error in them, as a rule, does not exceed 2 percent. Many models are made with contact resistors. The average response time is 7 ms. Models with guide cathodes are used for operation in DC networks. Modern devices can boast quality capacitors. There is a model of control in the area of 8200 rubles.

Portable Modifications

Portable devices for analyzing the quality of electricity in our time are very popular. As a rule, devices of this type are used for complex voltage analysis. In AC networks, only modifications to rectifier capacitors are possible. The minimum voltage is about 13 V.

The protection system is used for analyzers of different classes. If you believe the experts, then for the graphic analysis is not all models are suitable. Many devices have a basic set of functions. The error in this type of model, as a rule, does not exceed the threshold of 3 percent. Many modifications on the market are suitable for testers and are good at determining the transients in the network. It is also worth noting that portable devices are famous for quality holders. There is a good model in our time about 4 thousand rubles.

Device series Prova 6200

With this analyzer, you can easily check the voltage in the AC network. The controller uses it as a rectifier type. The data hold function is not available in this case. It is also worth noting that the model does not have an adapter for the PP port. The minimum voltage is an average of 3 V.

If you believe the experts, the device is good at controlling the threshold voltage. Quite often the model is found in power plants. Many of her praise for a quality modulator. The maximum overload parameter for phase interference is only 5 A. The maximum voltage of the winding is maintained at 30 V. The protection system of the analyzer is applied to the third degree. To calculate the alternating current, the device does not fit well. Phase retention is quite rare. The measurement technique is based on the transformation of the outgoing signal.

The function of graphical data display is provided for the model. Transient processes in the network device determines quite accurately. It is also worth noting that an extension cord is included with the modification for the circuit. It is worth it in electronics stores this analyzer in the range of 5600 rubles.

Modifications of Prova 6245

This analyzer is good at determining the threshold voltage. The protection system of the device is applied in the second class. If you believe the experts, problems with failures in the controller are very rare. In single-phase circuits, the model is not capable of operating. The minimum voltage in this case is 220 V. Overloads on the controller are allowed no more than 4 A. The analyzer is not afraid of increased humidity. For harmonic analysis, the device is used quite often. The permissible level of error is 3 percent.

The measurement technique of the analyzer is based on the conversion of the outgoing signal. To register data, the model uses a calculator. Condensers for the modification are installed with adapters. If you trust the reviews of many experts, the malfunctioning of the modulator is very rare. The resolution parameter is at the level of 30 microns. It is worth this analyzer to date no more than 8 thousand rubles.

AEMC device parameters

Thanks to this analyzer, it is easy to test the voltage in the AC network. If you trust the reviews of many experts, faults occur very rarely. The controller for the modification is used with an adapter. It is also worth noting that the model uses only one modulator. A qualitative transistor deserves special attention.

The data logging function of the model is available. The maximum overload indicator reaches 7 A. The maximum voltage of the device in this series is 20 V. For operation in a circuit with a constant current, the device is suitable not bad. The modulator used in the modification is of the condenser type. The protection system is installed in the third class. Also worth noting that the model has a small level of error.

To analyze the threshold voltage, the device is used very often. The average resolution is 4 microns. The AC power is allowed in 13W. The function of a rapid peak in the analyzer, unfortunately, is absent. At high voltage, the protection system always turns on. The price for this analyzer fluctuates around 8 thousand rubles.

Device series Hioki

This analyzer is suitable for operation in a network with alternating current. The adapter uses only one. According to reviews of many experts, problems with the modulator are rare. The conductivity parameter is located at 40 N. The protection system is applied in the second class. In the case of high humidity, the device must not be used.

It is also worth noting that the model is sensitive to electromagnetic oscillations. The margin of error is a maximum of 2 percent. The function of graphical data display in this case is available. The system of protection from phase transformations is absent in the model. There is a modification of this type in the area of 10 thousand rubles.

Modifications of Amprobe PQ60A

The device of the presented series is used to control the voltage in DC and AC circuits. If you trust the reviews of many experts, the modulator has good conductivity. Also worth noting that the model has two adapters. Separate attention deserves a compact holder. To control current, the device is used quite often. The protection system of the analyzer is applied in the third class.

The capacitor with the impulse noise does a good job. For harmonic analysis of the current, the device does not fit well. The minimum load indicator is 2 A. The system of protection against phase transformations is applied in the third class. The maximum voltage is 33 V. The analyzer of the presented class is within 8800 rubles.

Parameters of Amprobe PQ70A

This device is distinguished by a high threshold voltage parameter. If you trust the reviews of many experts, then the use of the model is very simple. The overload indicator is at least 2 A. The protection system of the analyzer is applied first class. It is also worth noting that the model works well in AC circuits. To analyze harmonic oscillations, it fits perfectly. A data logging system is available for the model.

Amprobe PQ80A

The error in this analyzer is a maximum of 5 percent. The insulator is of the optical type. The maximum AC power is 30 watts. The maximum overload parameter is allowed at 40 V. The measurement of the active phase does not take much time. To build graphics, the device is great. For single-phase networks, the analyzer does not fit well. This device is worth around 7 thousand rubles.

Amprobe PQ85A Series

This power quality analyzer is often used in transformer substations. Conductivity is quite high. The margin of error is a maximum of 2 percent. If you trust the reviews of many experts, then the protection system works fine. With harmonic vibrations, the model manages easily.

The rated voltage of the analyzer is 30 V. In the circuit with alternating current, modification is prohibited. Separate attention in the device deserves an excellent fixative. The adapter uses only one analyzer. If you believe the experts, it breaks very rarely. It is worth the power quality analyzer of the series in the vicinity of 8800 rubles.

Modifications Elspec

Devices Elspec have a lot of advantages. Electricians use them in permanent and variable circuits. To determine the harmonic oscillations, the device fits perfectly. With phase noise, the conductivity level is quite high. It is also worth noting that the model can be operated in single-phase circuits. The minimum voltage is allowed at 2 V.

The protection system is applied in the second class. For vector data definition, the model does not fit well. Compatibility with pulse controllers in this case is available. Separate attention deserves a through capacitor. He is not afraid of overloads from the DC network. The limit voltage is 33 V.

To analyze phase oscillations, the device is used quite often. The holder has only one. The error coefficient is not more than 3 percent. The conductivity in the DC circuit is no more than 5 N. The acquirer of the presented power quality analyzer is able to buy at a price of 12 thousand rubles.

Fluke-1744 device parameters

The Fluke Power Quality Analyzer is not only used in DC circuits. The conductivity of the model reaches a maximum of 4 N. The protection system is applied in the third class. If you trust the reviews of many experts, the device is great for analyzing phase noise. The controller for the modification is used with two adapters. The rapid peak function of the model is available.

The error is not more than 3 percent. The data logging system is used by the PP series. Also worth noting that the device has a modulator. The response speed of this element is quite high. For vector data definition, the device is not designed. The system for uploading information is used by the MS series.

It is also worth noting that the analyzer uses only one expander. Hanging on it are very rare. The system of protection it applies first class. The error reaches a maximum of 6 percent. For a two-phase circuit, the device is not suitable unambiguously. The controller does not have a test function in the device. It is worth this power quality analyzer in our time no more than 10 thousand rubles.

Fluke-1750 Series Appliances

This analyzer is excellent for determining the exact voltage in the DC circuit. If you trust the reviews of many experts, the protection system in the device is of high quality. Adapter in this case is installed without an adapter. It is also worth noting that the model is well suited for determining harmonic oscillations.

The system of protection against rapid peak is applied in the second class. The data logging function of the model is. The conductivity index of the first order is a maximum of 5 N. For a complex voltage determination, the device fits perfectly. The price for this analyzer fluctuates around 8300 rubles.