摘要 |
An equipment isolation system (10) comprising equipment (20,21) energisable by an energy source (30), a control system (50,260) for controlling operation of said equipment (20,21) and which enables isolation of said equipment (20,21) from said energy source (30) when an isolation request for said equipment (20,21) is authorised by the control system (50,260) and an isolation system switch means (400, 585,650) operable by an actuating device (500) for switching said isolation system (10) between operative and inoperative states under determined conditions. |