KR20220141673A - Mobile power measurement and data transmission device - Google Patents

Abstract

The present invention relates to a mobile wattage measurement and data transmission device capable of measuring the amount of wattage consumed through a distribution box and wirelessly transmitting the measured wattage data. The present invention has a transformer connector (310) and a current transformer connector (320) configured on an outer surface, and comprises therein: a main body box (300) in which a wattage measuring means is installed; a transformer plug (210) for connecting a distribution board (100) and the main body box (300); and a current transformer plug (220). The wattage measuring means comprises: a voltage setting part for setting the voltage of a target object for wattage measurement (330); a transformer (340); a current transformer (350); a power measurement control part (360) for detecting wattage and wirelessly transmitting the detected information to a server via a communication terminal part (370); an operation state display part (390); and a protection circuit part (380). According to the present invention, a device for measuring wattage for each distribution box can be installed, separated, and recovered easily for a necessary power load requiring wattage measurement, and each load can be measured and managed for each distribution box.

Description

Mobile power measurement and data transmission device

The present invention relates to a power measuring device for measuring and managing the amount of power used through a distribution box, and more particularly, a portable power amount that can be easily installed and separated according to the target of the power amount measurement and can wirelessly transmit the measured power amount data It relates to measurement and data transmission devices.

In general, the power supplied from the power supply side is supplied through the power receiving panel on the power load side, and the power supplied through the power receiving panel is supplied to each load unit through the switchboard and distribution panel. It is installed to measure the amount of power supplied to the power load side.

In recent years, in large-scale plants and semiconductor industries, the manufacturing process is complicated due to the advancement of the production facility system, the facility system is used for a long time, and management of the power quality supplied thereto is required. A power measuring device has been developed that measures the amount of power on the load side and provides the measured amount of power to a remote location to analyze the information at the remote location and manage consumption according to the analysis result.

Republic of Korea Patent Application No. 2011-0074710, "Smart switchboard system capable of measuring the amount of electricity and electricity quality by load" measures the power consumption of each load connected to the distribution stage on the switchboard facility installed in the demanding place, and the amount of power used Disclosed is a smart switchgear system that can measure the amount of electricity and quality of each load so that electricity can be used efficiently by sharing the data.

However, such a conventional watt-hour measuring device is composed of a fixed power measuring device on a distribution board, and a fixed power device must be installed in the distribution box of each load unit, and it is difficult to respond in an environment that requires addition or change of a distribution box.

As mentioned above, with such a conventional fixed watt-hour measuring device, when a lot of load power is required, such as a large ship, as well as a factory or a construction site such as a ship, etc. requiring a change in load, the corresponding distribution board is individually In all of them, it is impossible to install a power measuring device, and it is difficult to effectively cope with the addition or change of the load.

In particular, when a ship is built, numerous power load devices are installed, and the load used for each construction process may be changed or added to such power load devices, so it is difficult to effectively manage it with the fixed power device as described above. .

Moreover, reducing electric energy consumption for carbon emission regulation is essential for shipbuilding and plant operation, and the need for efficient power management is emerging.

Therefore, there is a need for a power measuring device capable of effectively measuring and managing power for load devices requiring power management measurement according to the configuration and situation of numerous power load devices, such as in a ship building process.

The present invention intends to propose a portable power measuring device that can be easily installed and separated on the distribution board of each load unit. The purpose is to provide a portable power measuring device of a distribution box so that it can be managed.

In addition, it is an object of the present invention to provide a mobile wattage measurement and data transmission device capable of transmitting desired information anywhere in a wireless communication network by having a communication terminal capable of wireless communication.

A portable power measuring device of the distribution box of the present invention includes a main box in which a transformer connector and a current transformer connector are configured on an outer surface, an opening/closing means is configured on either one side, and an wattage measuring means is installed inside, and the transformer connector and Consists of including a transformer plug and a current transformer plug for connecting the current transformer connector to the distribution panel in the distribution box,

The watt-hour measuring means transforms a 440V distribution panel voltage input to a transformer connector through a transformer plug connected for watt-hour measurement according to a voltage setting unit for setting the watt-hour measurement target voltage and a path set through the voltage setting unit into an watt-hour measurement voltage. Transformer (PT) to control the voltage, current transformer (CT) for detecting current for measuring the amount of power for the distribution panel voltage input to the current transformer connector through the current transformer plug, and the power amount using the distribution panel voltage and the current detected through the A power measurement control unit for generating information for calculating and transmitting the calculated power amount information to a remote server through the communication terminal unit, a communication terminal unit for transmitting the power measurement information provided from the power measurement control unit to the server, and the input measurement It is characterized in that it comprises a protection circuit unit for protecting the wattage measuring means from overvoltage cut-off of the target distribution panel voltage and surge voltage, and an operation status display unit for displaying the operating state according to the measurement target voltage.

And the voltage setting unit may be composed of either a switch means to set a voltage to be measured by a user's operation or an electronic switch means for setting a voltage path by performing a switching operation according to a distribution panel voltage input through a transformer connector. characterized in that

And it is characterized in that it is possible to configure a 220V or 440V-only portable power measurement device.

According to the present invention as described above, it is easy to simply install, separate, and collect a device for measuring the amount of electricity in a unit of a distribution box for a necessary power load that requires measurement of the amount of electricity, so that it is possible to measure and manage the amount of power of each load in the unit of the distribution box. It is possible to efficiently manage the amount of energy by installing it in units of a distribution box that requires step-by-step load control management according to the characteristics of the power demander without the need to fix and install the watt-hour measuring device for each load.

That is, according to the present invention as described above, it is possible to install and manage the design and management of the wattage measuring device suitable for the power consumption characteristics, so that it is possible to measure the wattage for each power load required in the step of using the corresponding power load.

And according to the present invention, it can be easily set and used according to the voltage of the 220V/440V distribution box.

In addition, the amount of power used in the power distribution system is measured for each load and analyzed to manage only essential loads to efficiently manage power consumption and to solve problems that may occur due to overload.

In addition, according to the present invention, it is possible to control the required power for each priority according to the total amount of power, so that it is possible to selectively control only the essential loads that are required preferentially.

And, according to the present invention, it is possible to predict the optimized power demand by grasping the load-side power consumption pattern for the actual energy use, and it is possible to check and manage the overload and aging facilities by step.

In addition, it is configured to have a compact size and light weight (about 15 kg), so it has the advantage that it can be moved and operated sufficiently by an administrator alone.

1 is a view showing the installation configuration of a portable power amount measuring device of the present invention distribution board.
2 and 3 are views showing the internal configuration of the door of the main body box of the mobile power amount measuring device of the present invention distribution board.
Figure 4 is a block diagram of the configuration of a portable power amount measuring device of the present invention distribution board.
5 is a circuit diagram showing an embodiment in which the voltage setting unit of the wattage measuring means is configured as a manual switch in the present invention.
6 is a circuit diagram showing an embodiment in which the voltage setting unit of the wattage measuring means is composed of an electronic switch in the present invention.
7 is a circuit diagram showing another embodiment of the portable power amount measuring device configured only for 220V in the present invention.
8 is a circuit diagram showing another embodiment of a portable power amount measuring device configured only for 440V in the present invention.

Hereinafter, the present invention will be described in more detail according to specific embodiments of the accompanying drawings. Technical terms used in this specification are terms selected in consideration of functions in embodiments, and the meaning of the terms may vary according to specific embodiments of the present invention. And throughout the specification, when a part is "connected" to another part, this includes not only the case where it is "directly connected" but also the case where it is "indirectly connected" with another member interposed therebetween. do.

First, the configuration and operation of the portable wattage measuring device of the distribution board of the present invention will be described with reference to the embodiments shown in FIGS. 1 to 5 of the accompanying drawings.

A transformer connector 310 and a current transformer connector 320 are configured on the outer surface, and a door 301 is configured on the front side, and a main body box 300 in which a wattage measuring means is installed inside the door 301, and at one end A distribution board connection part 211 is configured, and a transformer plug 210 constituting a transformer connection part 212 for connection with the transformer connector 310 at the other end thereof, and a distribution board connection part 221 at one end are configured and the other end thereof It is configured to include a current transformer plug 220 constituting a current transformer connection part 222 for connection with the current transformer connector 320 .

And the watt-hour measuring means, the voltage setting unit 330 for setting the watt-hour measurement target voltage (220V or 440V), and the voltage setting unit 330 according to the setting of the transformer plug 210 through the transformer connector (310) A transformer (PT; Potential Transformer) 340 for transforming the 440V distribution panel voltage input to the wattage measurement voltage, and a current for measuring the distribution panel voltage input to the current transformer connector 320 through the current transformer plug 220 The amount of power is calculated using a current detected through a current transformer (CT) 350 and the distribution panel voltage and the current transformer 350 for detecting, and the calculated amount of power information is transmitted to a remote location through the communication terminal 370. The power measurement control unit 360 for generating information to be transmitted to the server, the communication terminal unit 370 for wirelessly transmitting the power measurement information provided from the power measurement control unit 360 to the server, and the input measurement target distribution voltage It is configured to include a protection circuit unit 380 for protecting the wattage measuring means from overvoltage blocking and surge voltage, and an operation state display unit 390 for displaying an operating state according to the voltage to be measured.

As described above, the present invention is configured as a portable power consumption measuring device that can be installed on the distribution board 100 to measure the amount of power and wirelessly transmit the measured power amount information to a server at a remote location.

In the present invention, a transformer plug 210 and a current transformer plug 220 are configured to connect the distribution board 100 and the main box 300 to measure the amount of power, and the main box 300 is an outer surface, an embodiment of the present invention In the rear side, the transformer plug 210, the transformer connector 310 for connecting the current transformer plug 220, and the current transformer connector 320 are configured.

One end of the transformer plug 210 and the current transformer plug 220 includes a transformer connector 310 and a current transformer connector 320 to connect a transformer connector 212 and a current transformer connector 222, and the other end is In order to connect to the distribution board 100 , the distribution board connection parts 211 and 221 are configured.

The transformer connection part 212 and the current transformer connection part 222 are configured in a plug type corresponding to the transformer connector 310 and the current transformer connector 320, and the distribution board connection parts 211 and 221 are connectable to the distribution board 100. It may be formed in the form of a ring or tongs, and in the case of a recent content type, it may be configured as a corresponding plug type.

The door 301 is configured on the front side of the body box 300 , and a power amount measuring means is installed inside the body box 300 .

The wattage measuring means detects the voltage setting unit 330, the transformer 340, the current transformer 350, and the wattage for setting the wattage measurement target voltage, and wirelessly transmits the detected information to the server through the communication terminal 370 It is configured to include a power measurement control unit 360, an operation state display unit 390 and a protection circuit unit 380 for the purpose.

The voltage setting unit 330 is a means for setting the voltage to be measured, and an embodiment configured as a manual switch to set the voltage to be measured by a user's operation, and an electronic switch that automatically switches according to the supplied voltage (MC; Magnetic Contactor) may be configured as an embodiment.

5 is a circuit diagram showing an example of configuring the wattage measuring means by configuring the manual switch as a voltage setting unit, and FIG. 6 is a circuit diagram showing an example of configuring the wattage measuring means by configuring the electronic switch (MC) as a voltage setting unit.

When the manual switch is configured as the voltage setting unit 330, as shown in FIG. 5, a first switch 331 for setting 220V by the user and a second switch 332 for setting 440V, It is configured to include a relay switch 333 for setting a 220V voltage path by performing a switching operation according to the operation of the first switch 331 .

In the case of configuring the electronic switch with the voltage setting unit 330, as shown in FIG. 6, to set the measured voltage to 220V, when the distribution panel voltage input through the transformer connector 310 is greater than or equal to the predetermined voltage (230V), to block It is configured to include an electronic switch (MC) 335 for setting the measurement target voltage to 220V or 440V by performing a switching operation in accordance with the voltage cutoff unit 334, the voltage cutoff unit 334 supplied by the distribution panel voltage.

The operation status display unit 390 is composed of a 220V lamp 391 and a 440V lamp 392 that are turned on according to the switching operation of the relay switch 333 and the electronic switch 335, and of the main box 300, It is configured to be exposed on one side of the outside so that the user can check the current operating state.

The protection circuit unit 380 is a means for protecting the wattage measurement means from overvoltage blocking and surge voltage of the input distribution panel voltage to be measured, and an ELB (Electrical Leakage Breaker) 381 for blocking the voltage when a leakage occurs. ), and a surge voltage protection unit 382 for protecting the device from surge voltage, and a noise filter unit 383 for removing noise about the voltage input to the watt-hour measurement control unit 360 for measurement. is comprised of

Here, the power amount measuring means may be configured to further include a display means 400 and an input means 410 for displaying and communication setting of the power amount measurement information, and as shown in FIGS. 2 and 3, the door ( 301) The inner door 302 is further configured to the inside, and the display means 400 and the input means 410 are exposed on the front surface of the inner door 302 .

The watt-hour measurement control unit 360 transmits the watt-hour calculation means for calculating the wattage using the distribution panel voltage and the current detected through the current transformer 350, and the calculated watt-hour information to the remote server via the communication terminal 370. Power amount information generating means for generating information for Communication information setting means for setting communication information setting with the server according to information input through can

The operation of the present invention configured as described above is performed as follows.

With respect to the distribution box requiring watt-hour measurement, the user can connect a portable watt-hour measuring device to measure and manage the watt-hour.

As shown in Fig. 1, the transformer connector 310, the transformer connector 310, the transformer connector 310, the transformer connection part 212 and the current transformer connection part 222 of the transformer plug 220 are configured on the outer surface of the main box 300. 320), and the transformer plug 210 and the distribution board connection parts 211 and 221 of the current transformer plug 220 are connected to the distribution board 100 to complete the installation.

And the wattage measurement target voltage is set to either 220V or 440V through the voltage setting unit 330,

As shown in FIG. 5 , when the voltage setting unit 330 is configured as a manual switch, the user turns on the first switch 331 to set the measurement target voltage to 220V, and sets the measurement target voltage to 440V. To set, the second switch 332 is turned 'on' so that the distribution panel voltage is input through the transformer connector 310 .

Then, when power is supplied to the distribution panel 100, the distribution panel voltage is supplied from the distribution panel 100 to the transformer connector 310 and the current transformer connector 320 through the transformer plug 210 and the current transformer plug 220.

Here, when 220V is set through the voltage setting unit 330, the second switch 332 is in an 'off' state, and as the first switch 331 is in an 'on' state, the transformer 340 is not connected, As the relay switch 333 operates and the switch contact R_a forms a contact in an 'on' state, the distribution board voltage is routed through the noise filter unit 383 .

At this time, as the switch point R_a of the relay switch 333 is in the 'on' contact state and the switch contact (R_b) is in the 'off' contact state, the 220V lamp 391 is turned on, and the 440V lamp 392 is not turned on. does not

On the other hand, when the second switch 332 is turned 'on' and the first switch 331 is turned 'off', the switch contact R_a of the relay switch 333 is 'off', and the switch contact point R_b is 'on'. 'Thereby, the distribution panel voltage input through the transformer connector 310 is routed to the noise filter 383 through the transformer 340, and according to the above-described action, the 440V lamp 392 is turned on, and the 220V lamp ( 391) does not light up.

As shown in FIG. 6 , when the voltage setting unit 330 is configured as an electronic switch, the measured voltage can be set automatically according to the voltage input to the transformer connector 310 .

When the voltage input from the transformer connector 310 is 220V, it is supplied through the voltage cutoff unit 334, and thus the electronic switch 335 operates so that the switch contact MC_a forms an 'on' contact, and the switch contact As (MC_b) is 'off', the transformer 340 is not connected, and a path is set to the power measurement control unit 360 through the leakage blocking unit 381 and the noise filter unit 383 .

When the voltage input from the transformer connector 310 is 440V, the voltage is cut off by the voltage breaker 334, and accordingly, the switch contact of the electronic switch 335 is not supplied to the electronic switch 335. As (MC_b) forms an 'on' contact, and the switch contact (MC_a) forms an 'off' contact, the voltage of the 220V line is cut off, and the earth leakage blocking unit 381, the noise filter unit ( 383), the path is set to the power measurement control unit (360).

As described above, the 220V lamp 391 and the 440V lamp 392 are turned on according to the switching of the electronic switch 335 to indicate the operating state.

According to this, only when the supply voltage of the distribution board 100 is 440V, it is configured to measure the amount of power through the transformer 340 through the transformation process.

Here, the earth leakage breaker 381 is configured only when the electronic switch 335 is configured, and it is not necessary to include it when configuring the manual switch.

The distribution panel voltage supplied through the transformer connector 310 is removed from noise through the noise filter unit 383 along the same path as described above and supplied to the power measurement control unit 360 .

In addition, the distribution panel voltage supplied through the current transformer connector 320 is detected as a current for measuring the amount of power through the current transformer 350 , and this current value is supplied to the power measurement control unit 360 .

The power measurement control unit 360 calculates the power value of the distribution board 100 by using the voltage input through the noise filter unit 383 and the current value input through the current transformer 350 as described above, and the calculated power value generates power value measurement information for transmitting to the server, and wirelessly transmits it to a remote server through the communication terminal unit 370 according to the set server information.

In this case, the communication terminal unit 370 may be a Lora communication terminal, in which case it may wirelessly transmit the amount of wattage data acquired in the network (about 10 km) in which the wireless communication gateway is installed.

According to this, the server side can check and manage the power used by the load of each distribution box by using the power amount measurement information provided from the mobile power amount measuring device connected to each distribution box unit.

On the other hand, Figure 7 is another embodiment of the present invention, a circuit diagram showing an example of the configuration of the wattage measuring means in the case of configuring a portable power measuring device for 220V only, Figure 8 is another embodiment of the present invention, 440V only mobile It is a circuit diagram showing an example of the configuration of the power amount measuring means in the case of configuring the power measuring device.

The same parts are treated with the same reference numerals, and overlapping descriptions will be omitted.

As shown in FIG. 7, in the case of 220V only, the voltage supplied to the transformer connector 310 is inputted to the watt-hour measurement control unit 360 through the earth leakage blocking unit 381 and the noise filter unit 383. In the case of 440V only, the transformer 340 is configured so that the voltage supplied to the transformer connector 310 is inputted to the wattage measurement control unit 360 through the earth leakage blocking unit 381 and the noise filter unit 383 .

As described above, in the detailed description of the present invention, the most preferred embodiment of the present invention has been described, but various modifications are possible within the scope not departing from the technical scope of the present invention. Therefore, the protection scope of the present invention is not limited to the above embodiments, but the protection scope should be recognized from the techniques of the claims to be described later and equivalent technical means from these techniques.

100; distribution board
210; transformer plug, 220; current transformer plug,
211; Distribution panel connection unit, 212; Transformer connection part, 221; Distribution panel connection part, 222; Current transformer connection part
300; body box, 301: door, 302: inner door
310; Transformer connector, 320; Current transformer connector,
330; voltage setting unit, 331; first switch, 332; a second switch, 333; a relay switch, 334; a voltage cutoff unit, 335; electronic switch,
340; transformer, 350; current transformer, 360; power output control unit, 370; communication terminal,
380; protection circuit unit, 381; earth leakage breaker, 382; surge voltage protection unit, 383; noise filter unit,
390; operation status display unit, 391; 220V lamp, 392; 440V lamp
400; display means, 410; input method

Claims (8)

A transformer connector 310 and a current transformer connector 320 are configured on the outer surface, and an opening/closing means is configured on one side of the main box 300, and the power amount measuring means is installed inside, and a distribution panel connection part at one end. 211 is configured and the other end thereof is a transformer plug 210 constituting a transformer connection part 212 for connection with the transformer connector 310, and a distribution panel connection part 221 is configured at one end, and a current transformer connector is formed at the other end thereof. It is configured to include a current transformer plug 220 constituting a current transformer connection part 222 for connection with the 320,
The watt-hour measuring means includes a voltage setting unit 330 for setting the watt-hour measurement target voltage and a transformer connector 310 through a transformer plug 210 connected to the voltage setting unit 330 for measuring watt-hour according to the setting. A transformer (PT) 340 for transforming an input 440V distribution panel voltage into a wattage measurement voltage, and a current for wattage measurement with respect to the distribution panel voltage input to the transformer connector 320 through the transformer plug 220 Calculating the amount of power using the current detected through the current detected through the current transformer 350 and the input distribution board voltage according to the path according to the current transformer (CT) 350 and the voltage set by the voltage setting unit 330, and the calculated amount of energy information A power measurement control unit 360 for generating information for transmission to a remote server through the communication terminal unit 370, and a communication terminal unit 370 for transmitting the power measurement information provided from the power measurement control unit 360 to the server ), a protection circuit unit 380 for protecting the wattage measurement means from overvoltage cutoff and surge voltage of the input measurement target distribution panel voltage, and an operation state display unit 390 for indicating the operating state according to the measurement target voltage. A mobile power measurement and data transmission device, characterized in that configured by.
According to claim 1, wherein the voltage setting unit 330 constitutes a switch means to set the voltage to be measured by a user's operation,
A manual switch means configured on the input path of the transformer connector 310 by the user to select a 220V/440V path, and a relay switch 333 for setting a 220V voltage path by switching operation according to the manual switch means Mobile power measurement and data transmission device, characterized in that it comprises a.
According to claim 1, wherein the voltage setting unit 330 is composed of an electronic switch means for setting a voltage path by switching operation according to the distribution panel voltage input through the transformer connector (310),
In order to set the measured voltage to 220V, when the distribution panel voltage input through the transformer connector 310 is higher than a predetermined voltage, the voltage cutoff unit 334, which is cut off by the voltage cutoff unit 334 Mobile power measurement and data transmission device, characterized in that it comprises an electronic switch (MC) (335) for operating to set the voltage to be measured to 220V or 440V.
A transformer connector 310 and a current transformer connector 320 are configured on the outer surface, and an opening/closing means is configured on one side of the main box 300, and the power amount measuring means is installed inside, and a distribution panel connection part at one end. 211 is configured and the other end thereof is a transformer plug 210 constituting a transformer connection part 212 for connection with the transformer connector 310, and a distribution panel connection part 221 is configured at one end, and a current transformer connector is formed at the other end thereof. It is configured to include a current transformer plug 220 constituting a current transformer connection part 222 for connection with the 320,
The power amount measuring means includes a current transformer (CT) 350 for detecting a current for measuring the amount of power with respect to the distribution panel voltage input to the current transformer connector 320 through the current transformer plug 220, and the transformer connector 310. Power measurement control unit for calculating the amount of power using the supplied distribution panel voltage and the current detected through the current transformer 350 , and generating information for transmitting the calculated amount of power information to a remote server through the communication terminal unit 370 . (360), and the communication terminal unit 370 for transmitting the power measurement information provided by the power measurement control unit 360 to the server, and the input measurement target to protect the power amount measurement means from overvoltage blocking and surge voltage A mobile power measurement and data transmission device, characterized in that it comprises a protection circuit unit (380) for, and an operation state display unit (390) for indicating the measurement operation state.
A transformer connector 310 and a current transformer connector 320 are configured on the outer surface, and an opening/closing means is configured on one side of the main box 300, and the power amount measuring means is installed inside, and a distribution panel connection part at one end. 211 is configured and the other end thereof is a transformer plug 210 constituting a transformer connection part 212 for connection with the transformer connector 310, and a distribution panel connection part 221 is configured at one end, and a current transformer connector is formed at the other end thereof. It is configured to include a current transformer plug 220 constituting a current transformer connection part 222 for connection with the 320,
The wattage measuring means includes a transformer (PT) 340 for transforming the 440V distribution panel voltage input to the transformer connector 310 through the transformer plug 210 connected for wattage measurement into wattage measurement voltage (PT) 340 and a current transformer plug 220 ) through a current transformer (CT) 350 for detecting the wattage measurement current with respect to the distribution panel voltage input to the current transformer connector 320, and the voltage input through the transformer 340 and the current detected through the current transformer 350 The power provided by the power measurement control unit 360 and the power measurement control unit 360 for calculating the amount of power using current and generating information for transmitting the calculated amount of power information to a remote server through the communication terminal unit 370 . A communication terminal unit 370 for transmitting measurement information to the server, a protection circuit unit 380 for protecting the wattage measurement means from overvoltage blocking and surge voltage of the input distribution panel voltage to be measured, and an operation according to the measurement target voltage Mobile power measurement and data transmission device, characterized in that it comprises an operation state display unit 390 for indicating the state.
According to claim 4 or 5, wherein the operation status display unit (390) 220V lamp (391), 440V lamp (392) that are turned on according to the switching operation of the relay switch (333) or the electronic switch (335) A mobile power measurement and data transmission device, characterized in that consisting of.
5. The method of claim 1 or 4, wherein the protection circuit unit (380) is a means for protecting the wattage measuring means from overvoltage blocking and surge voltage of the input distribution panel voltage to be measured, and for blocking the voltage when a leakage occurs. Unit 381, surge voltage protection unit 382 for protecting the device from surge voltage, and noise filter unit for removing noise about the voltage input to the watt-hour measurement control unit 360 for measurement (383) Mobile power measurement and data transmission device, characterized in that it comprises.
The method according to any one of claims 1 to 5, wherein the electric energy measurement means displays the electric energy measurement information according to the control of the electric energy measurement control unit 360 and displays the electric energy measurement information and the display means 400 and the input means for communication setting. ) Mobile power measurement and data transmission device, characterized in that it further comprises.

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