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JP2022143043A |
To provide a relay circuit device capable of continuing, without increasing a working load of a user, operation even in a state where an external load is not connected.When flowing a load current I1 to a first external load 61, a control...
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JP2022136807A |
To provide a relay device with high reliability.A relay device performs predetermined processing in the case where it is determined that a relay contact is in a life period on the basis of the number of times of abnormal opening when a r...
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JP7110717B2 |
To obtain a relay control device that, even when power supply from one of a commercial power supply and an operation device is interrupted, can drive a relay circuit and can reduce current consumption of the operation device.A first cont...
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JP2022111422A |
To provide a receptacle for ensuring electrical safety when nothing is inserted into both outlets and when an object is inserted into one of the outlets without providing a door.A receptacle includes a first switch and a second switch th...
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JP7108694B2 |
Disclosed in the present application are a relay driving circuit and an air conditioner; the relay driving circuit comprises a first driving power source, a second driving power source, a switch circuit, and a control circuit; the switch...
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JP7103966B2 |
To provide a switching device having high reliability.A switching device 200 comprises a first relay 221, a second relay 222, a control section 210 and an inter-relay bus bar 233. The first relay 221 includes a first fixed-side terminal ...
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JP7103965B2 |
To provide a relay device which reduces the time required for processing at normal time.A relay device 8 is mounted on a vehicle. The relay device 8 comprises: relays 10 and 11 which are switched from a closed state to an open state or f...
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JP7099220B2 |
A relay fault diagnosis device includes: at least one C-contact relay that has a common terminal, a normally open terminal and a normally closed terminal; a read-back circuit that is connected to the normally closed terminal of the relay...
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JP7099674B2 |
Disclosed is a technique for diagnosing whether a charging and discharging switching element provided on a charging and discharging path of a battery pack operates normally. A battery pack diagnosing apparatus, in which a charging and di...
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JP7096778B2 |
A switch system includes a system main relay, a temperature measuring unit, and a controller. The system main relay is configured to electrically connect a battery and an onboard device to each other by turning on a contact point, and to...
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JP7095016B2 |
A power conversion device (100) includes a power converter (11, 12), a relay (21, 22, 23, 24, 25), and a welding detector (30). The welding detector includes a first resistor (R301, R31, R32, R33) connected to a terminal of the relay on ...
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JP7092441B2 |
The present invention relates to a system and a method for controlling a relay using a flip-flop, which install a flip-flop controlling a relay by receiving a signal of a control unit in a battery management system of a vehicle and suppl...
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JP2022528322A |
The present application provides a drive control circuit and home appliances, wherein the drive control circuit controls a latching relay and a latching relay capable of controlling the power network system so that a movable contact is i...
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JP7076424B2 |
A switching device shuts down a machine installation in failsafe fashion. The switching device includes an input for a defined input signal, a first output providing a first current path to the machine installation, a display element cap...
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JP7067245B2 |
To obtain a load control system, terminal equipment and a terminal equipment control method which can improve an operation delay.The load control system includes: a control device which transmits a control signal; and a plurality of term...
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JP7057439B2 |
Provided is an electromagnetic switch control device capable of stabilizing a contact pressure by predicting a near-future value of an operation coil current and performing control such that the near-future value does not fall below a ho...
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JP7056332B2 |
To provide a power supply device and a vehicle, in which the reliability of the entire device can be improved when a power supply destination is switched among a plurality of loads.The power supply device has a relay that selectively swi...
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JP2022059403A |
To provide a technique useful to determine the connection state of a cutoff relay part.A connection state of a cutoff relay part 31 includes an allowed state and a prohibited state. In the allowed state, electric conduction in an electri...
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JP7053193B2 |
A method is provided for controlling an actuator comprising an electromagnet and a control device, the electromagnet including a coil and a moving part that moves between a first position and a second position, the control device includi...
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JP2022055577A |
To enable operation desired for a relay to be performed by power from a backup power supply, and improve the operational reliability of an interruption system.An interruption system 1 includes a conductive path 2, a relay 3, a drive unit...
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JP7049819B2 |
Safety circuit arrangement for failsafe shutdown of an electrically driven installation, comprising a safety switching device, having a safety switching relay that is configured to close or disconnect a power supply path to the installat...
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JP7049183B2 |
To obtain a watthour meter and an electric apparatus with which it is possible to suppress variation in the degradation of a contact between a plurality of switches.A watthour meter 100 comprises a plurality of switches 5a, 5b for openin...
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JP7047739B2 |
Provided is a relay state determination device capable of accurately determining whether or not a relay has deteriorated. A relay state determination device (10) includes a voltage value acquisition unit (22), a contact bounce time acqui...
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JP7045770B2 |
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JP7042452B2 |
An electromagnet device moves two moving contacts from one of a closed position or an open position to the other position when an electric current flows through a coil. A regenerative current coming from the coil flows through a regenera...
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JP7036033B2 |
To provide an arc suppression device that blocks AC power and is capable of prolonging a life of a breaker for switching between supply and block of the AC power from an AC power supply.An arc suppression device includes current limiting...
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JP7034387B2 |
A slow-release relay circuit includes: a power storage circuit connected in parallel to a relay including a coil; a discharge circuit that releases electrical charge of the power storage circuit; and a timer circuit that, when detecting ...
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JP7033525B2 |
To provide a battery system and a method of controlling the same capable of optimizing a pre-charge period based on a state of a relay in a battery system for charging a load device with a pre-charge circuit.A battery system 1 closes a p...
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JP7028135B2 |
To provide a device for determining failure of vehicle control, capable of appropriately determining the presence or the absence of the failure of the vehicle control.The device for determining failure of vehicle control comprises: a rel...
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JP7019501B2 |
To provide a relay circuit device capable of removing coating on the contact surface of each of a plurality of relays connected in series.A relay circuit device includes: a load circuit having one end connected to a first node and the ot...
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JP7018904B2 |
An electrical system includes an operation MEMS switch operable in on and off states to enable and disable current flow to a load and a fault interruption MEMS switch positioned in series with the operation MEMS switch. The fault interru...
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JP7017758B2 |
To perform hybrid switching of a reed relay characterized by high insulation resistance.In a hybrid switch in which a semiconductor switch and a reed relay are connected in parallel, a leakage current is eliminated by using an auxiliary ...
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JP7003896B2 |
An electrified vehicle includes a system main relay attached to an electric power line for motive power and a charging relay attached to a charging electric power line through which a portion of the electric power line for motive power p...
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JP2022512295A |
The present invention relates to a device (100) for detecting wear of an electromechanical switching device (1000), which device (100) is formed to detect at least one predetermined operating parameter of the electromechanical switching ...
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JP7001312B2 |
To enhance abnormality detection capability for the same failure at the same portion relating to switches of setting units regarding a digital time element relay including a plurality of setting units and central processing units.Alterna...
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JP2022020600A |
To provide a method for estimating characteristics of an electric switching device, and a related device.A method includes a step comprising a step 102 for measuring current flowing through a coil, a step 104 for measuring a supply volta...
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JP7012225B2 |
A heating device comprises a passive element, a relay, a relay drive unit, and a control unit. The relay is connected to the passive element in series. The relay drive unit supplies the relay with an activation current for transitioning ...
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JP7012590B2 |
To provide a relay circuit device capable of removing coating on the contact surface of each of a plurality of relays connected in series.A relay circuit device includes: a load circuit having one end connected to a first node and the ot...
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JP7010245B2 |
An arc suppression device capable of suppressing generation of arc even when high current is interrupted is provided.An arc suppression device including: a current limiting circuit provided in parallel with a breaker that switches supply...
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JP7005696B1 |
To provide a relay capable of easily detecting a defect due to contact welding of an engagement switch. A relay is a movable contact, a fixed contact that is connected to and separated from the movable contact, an exciting coil terminal ...
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JP2022013655A |
To provide a relay circuit device capable of reducing an exchange frequency by suppressing occurrence of arc discharge between contact members of a mechanical relay.A relay circuit device 10 comprises: mechanical relays 2A and 2B includi...
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JP6997634B2 |
To always fully control a load freely at a high degree, and operate a switch as usual, and also support multiple switches regardless of the state of switches in a circuit.A circuit in which a power supply, a load, and a switch are connec...
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JP3235832U |
[Purpose] To provide a relay device having a low capacity characteristic. A relay device includes a relay and a switch unit. The relay has a first data terminal and a second data terminal. When the relay is turned off, a first parasitic ...
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JP6988785B2 |
A relay state prediction device (10) according to the present invention includes: a voltage value acquisition unit (22) that measures every moment a detected voltage detected from two ends of a shunt resistor; a voltage value difference ...
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JP6984303B2 |
To provide a technique for a rush prevention circuit that can deal with variety in power supply specification and load rating.A rush prevention circuit comprises: a contact relay that controls conduction and opening of a first power supp...
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JP6980447B2 |
To reduce the time and effort of connection between relays, the risk of human errors, and space required for constructing a logic circuit using relays.A plug group 1232 of a wireless unit 123 is connected to a contact A and a contact B o...
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JP6980517B2 |
To reduce power consumption and heat generation of a relay in its on-state.A relay drive circuit 50 comprises: a first operation voltage supply circuit which supplies a first operation voltage Vo1 to a relay coil 25a when starting a rela...
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JP2021187426A |
To provide a system which can reduce consumption of electric power of an external battery in an external relay and so on.A system comprises: an external relay which performs switching between startup impossible state and startup possible...
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JP2021185450A |
To determine a failure of a relay short circuit by suppressing the number of times the relay is switched on and off.A relay failure detection circuit comprises: a first voltage acquisition unit that acquires the AC voltage input to a pow...
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JP6974395B2 |
To prevent degradation of a relay contact due to arc discharge at the time of opening of the relay contact.A relay control device generates a relay control signal (Sc) which opens a relay contact at a predetermined delayed timing (period...
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