Method for charging a rechargeable energy store, charging device for a rechargeable energy store, and circuit breaker

A charging device for a rechargeable energy store, comprising:

• a receiving device, which is configured to receive, from a circuit breaker of a power supply line to which the rechargeable energy store is coupleable, at least one of (i) an outputted utilization information signal that indicates a utilization amount corresponding to a current load that is sufficient to trip the circuit breaker and (ii) a separate charging information signal, which is outputted by a component coupled to a further energy store, wherein the separate charging information signal indicates at least one of a power and a time remaining of a separate charging current provided by the power supply line to the further energy store;
• an evaluation device, which is configured to set a time characteristic of a setpoint current intensity of a charging current suppliable by the power supply line to the rechargeable energy store, based on at least one of the received utilization information signal and the received, separate charging information signal;
• and
• a control device, which is configured to supply at least one control signal to a charging circuit, such that the charging circuit produces the charging current according to the time characteristic of the setpoint current intensity set by the evaluation device.

A rechargeable energy store, comprising:

• a charging device for a rechargeable energy store, including:
• a receiving device, which is configured to receive, from a circuit breaker of a power supply line to which the rechargeable energy store is coupleable, at least one of an outputted utilization information signal that indicates a utilization amount corresponding to a current load that is sufficient to trip the circuit breaker and a separate charging information signal, which is outputted by a component coupled to a further energy store, wherein the separate charging information signal indicates at least one of a power and a time remaining of a separate charging current provided by the power supply line to the further energy store;
• an evaluation device, which is configured to set a time characteristic of a setpoint current intensity of a charging current suppliable by the power supply line to the rechargeable energy store, based on at least one of the received utilization information signal and the received, separate charging information signal;
• and
• a control device, which is configured to supply at least one control signal to a charging circuit, such that the charging circuit produces the charging current according to the time characteristic of the setpoint current intensity set by the evaluation device.

A vehicle, comprising:

• at least one of a charging device and a rechargeable energy store having the charging device;
• wherein the charging device charges the rechargeable energy store, and includes:
• a receiving device, which is configured to receive, from a circuit breaker of a power supply line to which the rechargeable energy store is coupleable, at least one of an outputted utilization information signal that indicates a utilization amount corresponding to a current load that is sufficient to trip the circuit breaker and a separate charging information signal, which is outputted by a component coupled to a further energy store, wherein the separate charging information signal indicates at least one of a power and a time remaining of a separate charging current provided by the power supply line to the further energy store;
• an evaluation device, which is configured to set a time characteristic of a setpoint current intensity of a charging current suppliable by the power supply line to the rechargeable energy store, based on at least one of the received utilization information signal and the received, separate charging information signal;
• and
• a control device, which is configured to supply at least one control signal to a charging circuit, such that the charging circuit produces the charging current according to the time characteristic of the setpoint current intensity set by the evaluation device.

A circuit breaker, comprising:

• a sensor device, which is configured to ascertain a piece of utilization information that indicates a utilization amount corresponding to a current load that is sufficient to trip the circuit breaker;
• and
• a signal output device, which is configured to supply a utilization information signal corresponding to the piece of utilization information to a charging device for a rechargeable energy store;
• wherein the charging device charges the rechargeable energy store, and includes:
• a receiving device, which is configured to receive, from a circuit breaker of a power supply line to which the rechargeable energy store is coupleable, at least one of the utilization information signal and a separate charging information signal, which is outputted by a component coupled to a further energy store, wherein the separate charging information signal indicates at least one of a power and a time remaining of a separate charging current provided by the power supply line to the further energy store;
• an evaluation device, which is configured to set a time characteristic of a setpoint current intensity of a charging current suppliable by the power supply line to the rechargeable energy store, based on at least one of the received utilization information signal and the received, separate charging information signal;
• and
• a control device, which is configured to supply at least one control signal to a charging circuit, such that the charging circuit produces the charging current according to the time characteristic of the setpoint current intensity set by the evaluation device.