POWER STORAGE BATTERY CONTROL SYSTEM

To provide a power storage battery control system capable of detecting whether a battery module is surely connected and protecting an element.SOLUTION: A power storage battery control system includes connection detection portions 101-1, ... that detect the presence or absence of a current flowing through a second negative electrode terminal from a second positive electrode terminal and are provided between the second positive electrode terminal and the second negative electrode terminal of a connection terminal of a control substrate, and to which a first positive electrode terminal and a first negative electrode terminal of battery modules 11-1, ... are connected, and a determination control unit that determines whether the battery module is normally connected to the connection terminal on the basis of information indicating the presence or absence of a current supplied from the connection detection portions 101-1, ...SELECTED DRAWING: Figure 10A 【課題】電池モジュールの接続が確実に行えているかを検知でき、素子の保護を図れるようにした蓄電池制御システムを提供する。【解決手段】電池モジュール１１－１...の第１正極端子及び第１負極端子の各々が接続される、制御基板の接続端子の第２正極端子、第２負極端子それぞれの間に設けられ、第２正極端子から第２負極端子に流れる電流の有無を検出する接続検出部１０１－１...と、接続検出部１０１－１...から供給される電流の有無を示す情報により、電池モジュールが接続端子に正常に接続されているか否かを判定する判定制御部と備える。【選択図】 図１０Ａ