Section 2 Control, alarm and safety systems

2.1.1 The requirements of Ch 10, 2 Control, alarm and safety systems, Ch 10, 3 Control and supervision of lifts for passengers and crew and Ch 10, 4 Control and supervision of lifting appliances for cargo handling apply to all permanently installed, power operated, lifting appliances specified in Ch 10, 2.2 Documentation 2.2.2 which are intended to be classed. Where applicable, the relevant requirements for control, alarm and safety systems as stated in Pt 6, Ch 1, 1 General requirements and Pt 6, Ch 1, 2 Essential features for control, alarm, monitoring and safety systems of the Rules and Regulations for the Classification of Ships, July 2022 are to be complied with.

2.1.2 Where certification of a lifting appliance is required, the equipment is to be examined and tested under working conditions for compliance with the appropriate National or International Standard. Plans for control systems are not required to be submitted. The requirements given in Ch 10, 3 Control and supervision of lifts for passengers and crew and Ch 10, 4 Control and supervision of lifting appliances for cargo handling also apply to lifting appliances, as listed in Ch 10, 2.2 Documentation 2.2.2, which are required to be certified.

2.2.1 Where control, alarm, or safety systems are intended for the lifting appliances listed in Ch 10, 2.2 Documentation 2.2.2 the following documentation is to be submitted:

• General arrangement of the lifting installation.
• General arrangement of the control station and/or control cabinet(s).
• Description of operation with explanatory diagrams including details of operating medium, i.e. pneumatic, hydraulic or electric, including power packs and standby sources of power.
• Schematic diagrams of control circuits, interlocks and alarm systems.
• Details of safety devices including securing and latching arrangements.
• Test schedules (for both works testing and trials) which should include methods of testing and test facilities provided.

2.2.2 Documentation for the control, alarm and safety systems of the following lifting appliances is to be submitted:

• Lifts for passengers and crew.
• Lifts and ramps for cargo handling.
• Derrick winches.
• Cranes.
• Mechanical lift docks.

2.3.1 Control engineering systems including alarms and safeguards are to be tested in accordance with the approved test schedule to demonstrate that they are in good working order.

2.4.1 Control engineering systems including alarms and safeguards are to be tested to the Surveyor’s satisfaction to demonstrate that they are in good working order.