ANS 58.6-1983 PDF

This standard provides design criteria which require that: (a) specific controls and monitoring equipment shall be provided for achieving and maintaining the plant in a safe shutdown condition; (b) these controls be installed at a location (or locations) that is physically remote from the Control Room and cable spreading areas; (c) simultaneous control from both locations shall be prevented by administrative controls or devices for transfer of control from the Control Room to the remote location(s); and (d) the remote controls be used as defense-in-depth measure in addition to the Control Room shutdown controls and as a minimum shall provide for one complete channel of shutdown equipment.