Current fault detector and circuit interrupter and packaging thereof

An integrated current fault detection/circuit breaker comprising:

• a circuit breaker adapted to be positioned within a current path including three electrical lines having a line side and a load side;
• a sensor system adapted to monitor the current in the current path and output a sensor signal indicative of a current condition within the current path, wherein the sensor system includes a single sensor associated with the electrical lines and the current condition comprises the current balance among the electrical lines;
• and
• a controller adapted to receive the sensor signal and open the circuit breaker when the sensor signal does not satisfy an established criteria.

An integrated current fault detection/circuit breaker comprising:

• a circuit breaker adapted to be positioned within a current path having a line side and a load side;
• a sensor system adapted to monitor the current in the current path and output a sensor signal indicative of a current condition within the current path, wherein the sensor system includes three sensors, each associated with one of the electrical lines and the current condition comprises the current measurement in each electrical line;
• and
• a controller adapted to receive the sensor signal and open the circuit breaker when the sensor signal does not satisfy an established criteria.

An integrated current fault detection/circuit breaker comprising:

• a circuit breaker adapted to be positioned within a current path including three electrical lines having a line side and a load side;
• a sensor system adapted to monitor the current in the current path and output a sensor signal indicative of a current condition within the current path, wherein the sensor system includes four sensors, three sensors each associated with one of the electrical lines individually and one sensor associated with the three electrical lines collectively, and the current condition comprises the current balance among the electrical lines and the current measurement in each electrical line;
• and
• a controller adapted to receive the sensor signal and open the circuit breaker when the sensor signal does not satisfy an established criteria.

An integrated current fault detection/circuit breaker comprising:

• a circuit breaker adapted to be positioned within a current path having a line side and a load side;
• a sensor system adapted to monitor the current in the current path and output a sensor signal indicative of a current condition within the current path, wherein the current path comprises a DC voltage line and a return line, the sensor system comprises a single sensor associated with the lines and the current condition comprises the current balance among the DC voltage line and the return line;
• and
• a controller adapted to receive the sensor signal and open the circuit breaker when the sensor signal does not satisfy an established criteria.

An integrated current fault detection/circuit breaker comprising:

• a circuit breaker adapted to be positioned within a current path having a line side and a load side;
• a sensor system adapted to monitor the current in the current path and output a sensor signal indicative of a current condition within the current path, wherein the current path comprises a DC voltage line and a return line, the sensor system comprises a single sensor associated with the DC voltage line and the current condition comprises the current measurement in the DC voltage line;
• and
• a controller adapted to receive the sensor signal and open the circuit breaker when the sensor signal does not satisfy an established criteria.

An integrated current fault detection/circuit breaker comprising:

• a circuit breaker adapted to be positioned within a current path having a line side and a load side;
• a sensor system adapted to monitor the current in the current path and output a sensor signal indicative of a current condition within the current path, wherein the current path comprises a DC voltage line and a return line, the sensor system comprises two sensors, one sensor associated with the DC voltage line individually and one sensor associated with the DC voltage line and the return line collectively, and the current condition comprises the current balance among, the DC voltage line and the return line and the current measurement in the DC voltage line;
• and
• a controller adapted to receive the sensor signal and open the circuit breaker when the sensor signal does not satisfy an established criteria.

A current fault protection device comprising:

• a power controller adapted to be positioned within a current path having a line side and a load side, the power controller further adapted to switch the current, path between open and closed positions in response to control signals;
• a sensor system adapted to monitor the current in the current path and output a sensor signal indicative of a current condition within the current path;
• and
• a logic controller adapted to receive the sensor signal and output control signals the power controller to open the current path when the sensor signal does not satisfy an established criteria.