| 摘要 |
PROBLEM TO BE SOLVED: To provide highly reliable secondary battery module and secondary battery device.SOLUTION: The secondary battery module includes a plurality of secondary battery cells BT, a voltage monitoring section 13A outputting the difference value of voltages selected from voltages input from a plurality of input terminals T, an interface circuit 139 outputting the difference value output from the voltage monitoring section 13A, and receiving a control signal for switching a first switch SWA and a second switch SWB, second wiring W2 connected between first wiring W1 extending between the positive electrode terminal of a secondary battery cell BT and the input terminal T, and first wiring W1 extending between the negative electrode terminal and the input terminal T, the first switch SWA provided in the second wiring W2, and the second switch SWB provided between the connection position of the second wiring W2 and the negative electrode terminal of the secondary battery cell BT, of the first wiring W1 connected between the negative electrode terminals of a plurality of secondary battery cells BT and the input terminal T. |
