A protection circuit (100, 150), comprising: a first terminal; a second terminal; a current limiting device (18, 24) coupled to the first terminal; a solid state relay having switch terminals coupled in series with the current limiting device (18, 24) between the first terminal and the second terminal, the solid state relay having a control terminal and being configured to selectively decouple the first and second terminals (14, 28) from each other responsive to a control signal applied to the control terminal; and a detection circuit coupled to the solid state relay and the first terminal and being configured to detect a voltage applied to the first terminal having a magnitude that is greater than a specific value, the detection circuit being configured to apply the control signal to the solid state relay responsive to detecting the voltage having a magnitude greater than the specific value, characterized by: the detection circuit being coupled to the first terminal and the second terminal in parallel with the solid state relay and the current limiting device (18, 24), the detection circuit comprising a circuit (176, 180) extending between a first connection to the first terminal and a second connection to the second terminal, the second connection being separated from the first connection by the current limiting device (18, 24), and wherein the solid state relay comprises a first solid state relay, the detection circuit further comprising a second solid state relay (176, 180) having a pair of control terminals coupled between the first connection and the second connection, the second solid state relay (176, 180) further having a switch terminal, different from the pair of control terminals, coupled to the first solid state relay and configured to apply the control signal to the first solid state relay responsive to a current flowing between the first connection and the second connection. a first terminal; a second terminal; a current limiting device (18, 24) coupled to the first terminal; a solid state relay having switch terminals coupled in series with the current limiting device (18, 24) between the first terminal and the second terminal, the solid state relay having a control terminal and being configured to selectively decouple the first and second terminals (14, 28) from each other responsive to a control signal applied to the control terminal; and a detection circuit coupled to the solid state relay and the first terminal and being configured to detect a voltage applied to the first terminal having a magnitude that is greater than a specific value, the detection circuit being configured to apply the control signal to the solid state relay responsive to detecting the voltage having a magnitude greater than the specific value, characterized by: the detection circuit being coupled to the first terminal and the second terminal in parallel with the solid state relay and the current limiting device (18, 24), the detection circuit comprising a circuit (176, 180) extending between a first connection to the first terminal and a second connection to the second terminal, the second connection being separated from the first connection by the current limiting device (18, 24), and wherein the solid state relay comprises a first solid state relay, the detection circuit further comprising a second solid state relay (176, 180) having a pair of control terminals coupled between the first connection and the second connection, the second solid state relay (176, 180) further having a switch terminal, different from the pair of control terminals, coupled to the first solid state relay and configured to apply the control signal to the first solid state relay responsive to a current flowing between the first connection and the second connection. the detection circuit being coupled to the first terminal and the second terminal in parallel with the solid state relay and the current limiting device (18, 24), the detection circuit comprising a circuit (176, 180) extending between a first connection to the first terminal and a second connection to the second terminal, the second connection being separated from the first connection by the current limiting device (18, 24), and wherein the solid state relay comprises a first solid state relay, the detection circuit further comprising a second solid state relay (176, 180) having a pair of control terminals coupled between the first connection and the second connection, the second solid state relay (176, 180) further having a switch terminal, different from the pair of control terminals, coupled to the first solid state relay and configured to apply the control signal to the first solid state relay responsive to a current flowing between the first connection and the second connection.