TH95460A - Power distribution panel - Google Patents

Abstract

DC60 This invention presents a power distribution board (1) that installs the main breaker (2) located at the main circuit. Branch breakers (3) which are located at multiple branch circuits separated from the primary circuit. Sensor unit Branch current (4) that combines multiple branch wires and current sensors to detect The electric current flows through every branch circuit as one piece. Measuring control unit (5) used to judge the branch current and display the output signal. And the reporting unit (6) making a report Electrical connection condition of branch electric current to user. Since several current sensors (40) are assembled together, And all the subsections are formulated in subunits, making them easy to assemble and to ensure the assembly can be assured. Branch current (4) to accurately detect the total current of the branch circuit, making it possible to report detailed electrical conditions. (Selected Figure) Fig. 1 This invention presents a power distribution board (1) where the primary circuit breaker is installed (2) located at the main circuit. Branch breakers (3) which are located at multiple branch circuits separated from the primary circuit. Sensor unit Branch current (4) that combines multiple branch wires and current sensors to detect The current flowing through every branch circuit is assembled into one unit, the measuring control unit (5) used to determine the branch current and then display the output signal. And a report unit (6) that reports the electrical connection condition of branch electricity to the user. Since several current sensors (40) are assembled together, And all the sub-sections have been formulated into individual units, making them easy to assemble and to ensure a stable assembly. Branch current (4) to accurately detect the total current of the branch circuit, it can provide a detailed report of electrical usage conditions.

Claims (18)

1. The power distribution panel houses the main circuit breaker (Main Circuit) and multiple branch circuit breakers (Branch Circuits) separate from the main circuit. Specifically, it features a main wiring harness that electrically connects the main circuit breaker to the branch breakers. This branch wiring contains a branch current sensor unit, which integrates multiple current sensors to detect current flowing through all branch circuits. A measurement control unit uses the current detection from the branch current sensors to determine the branch current and the main circuit current level, then displays an output signal. A reporting unit receives the output signal from the measurement control unit and informs the user of the branch current and the electrical connection status of the main circuit. Finally, a signal transmission path connects the current sensor unit, the measurement control unit, and the reporting unit for signal transmission. 2. The power supply panel under Claim 1 has the following characteristics: a main current sensor unit that detects the current of at least two poles of the main circuit (one pole in the case of a single-phase 3-wire or 3-phase system) and one pole of the main circuit in the case of a single-phase 2-wire system; a signal transmission path that electrically connects the main current sensor unit to the control and measurement unit; and a power supply unit that provides DC power to the branch current sensors, the main current sensor unit, the control and measurement unit, and the reporting unit. 3. A power supply panel under claim 1 or 2, characterized by a branch current sensor unit and a main current sensor unit assembled on a printed circuit board (PCB). This PCB contains a current sensor made of hollow core wire, with through-holes through which branch or main current flows; metal-coated patterns on the top and bottom surfaces of the PCB; and through-holes that cut through the PCB and connect the metal-coated patterns. A signal processing circuit (SPC) processes the signal using the output of the hollow core wire, and electrical connectors connect the output of the SPC to the transmission path. 4. The electrical panel in claim 3, which is of the following specific type, is a hollow core coil, a Barokowski hollow core coil, which has a troidal coil enclosed around the through-hole and a reverse-wound coil. 5. The power supply panel in claim 4, which is characterized by troidal coils and reverse-wound coils as described above, has the same form. 6. The power supply panel in claims 3 through 5 is characterized as a printed circuit board containing information paths for sending the output signals of the said signal processing circuit to the measurement control unit, and power paths for supplying DC power to the said signal processing circuit. 7. One of the power distribution panels described in claims 1 through 6 has the following characteristics: it contains a conditional circuit for determining the conditions of the branch and main circuits by user operation, and performs calculations according to the circuit conditions defined by the said conditional circuit. It then uses one of the current values detected by the branch current sensor unit or the main current sensor unit, or both, and sends the calculated result to the reporting unit. 8. One of the power supply panels in claims 1 through 7 that is specific in that, in determining the user's circuit conditions with that circuit conditionator, can act according to the output display or sound of the said entity. 9. One of the distribution panels under claims 1 through 8, with the specific characteristic of a measurement control unit, will transmit the current value, or total current value per unit time, of each branch circuit and the result of a comparison with the current value, or combined current value per unit time, of other branch circuits to a reporting unit. 10. One of the power distribution panels under claims 7 through 9, which is characterized by a conditional circuit, has a means of determining the rated voltage of each branch circuit. At a minimum, the metering control unit calculates the power consumption of each branch circuit and the total power consumption of the power distribution panel using the current of each branch circuit and the rated voltage, and then sends the calculation results to the reporting unit. 11. One of the power distribution panels in Claims 7 through 10, which is characterized as a conditional circuit, has a means of determining the phase connection or rated voltage of each branch circuit. The measurement control unit calculates the power consumption of the main circuit in each phase using the current of each branch circuit and the phase connection of each branch circuit or rated voltage, and then sends the calculation results to the reporting unit. 12. One of the power distribution panels in claims 7 through 11 that is characterized as a conditional circuit has a means of determining the rated current of each branch circuit and/or the main circuit. The metering control unit calculates and compares the current of the branch circuit and/or the main circuit with the rated current and then sends an overcurrent warning signal to the reporting unit. 13. The power distribution panel in claim 12 is characterized by the aforementioned reporting unit notifying branch circuit overcurrents and main circuit overcurrents with different sounds or sounds that are loud at different times. 14. One of the distribution panels under claims 1 through 13 is characterized by a reporting unit as described above, constructed from a printed circuit board (PCB), where the PCB contains displays at positions corresponding to each branch circuit, and at a minimum, has a signal path connected to the measurement control unit as described above. 15. The power distribution panel in claim 14, which is specific to the aforementioned reporting unit, has a display located at the same position as the main circuit for showing the electrical connection status of the main circuit. 16. The power supply panel under claim 14 or 15 is characterized by a light-emitting indicator that varies according to the current value. 17. One of the electrical distribution panels under claims 1 through 16 has the following specific characteristics: a reporting unit with an audible report 1 housed within the distribution panel and an audible report 2 for overcurrent notification housed outside the distribution panel. 18. One of the power distribution panels under claims 1 through 17 is characterized by having a power supply manager to switch the power supply to the power distribution panel, measurement control unit, or reporting unit on/off. This unit has a circuit for switching the calculation or display functions of all such units on/off upon receiving a signal after the power supply manager is activated or a signal from a human body sensor detecting a person in front of the power distribution panel.