SR CWA 15902-1:2009

Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
   3.1 General terms
   3.2 Loads and forces
   3.3 Electrical equipment
   3.4 Tolerances relating to movement
4 Hazards
5 Design requirements
   5.1 General
   5.2 Examples of machine installations showing the groups
   5.3 Load assumptions for stage elevators
   5.4 Load bearing equipment
        5.4.1 General
        5.4.2 Load bearing lines
        5.4.3 Wire ropes terminations
   5.5 Winding devices and diverter pulleys
        5.5.1 Winding devices for wire ropes
        5.5.2 Diverter pulleys for round wire ropes
        5.5.3 Diverter pulleys for fibre ropes
        5.5.4 Drive and idler sprockets for steel chains
        5.5.5 Drive systems
   5.6 Load carrying devices
   5.7 Loads
   5.8 Manually operated lifting
6 Safeguarding hazardous areas
   6.1 Protective spaces
   6.2 Safeguarding at crushing, shearing and trapping points,
        and fall protection
   6.3 Accessibility of maintenance areas
   6.4 Elevator shaft walls, openings and landing doors
        6.4.1 General
        6.4.2 Interlocking of doors
   6.5 Counterweights
7 Overhead suspension of loads
   7.1 General
   7.2 Lifting equipment
   7.3 Direct Acting Force Limiters
   7.4 Single Components
   7.5 Lifting accessories
   7.6 Precautions
   7.7 Secondary suspension
8 Electrical equipment and control systems
   8.1 General requirements
        8.1.1 General
        8.1.2 Selection of equipment
        8.1.3 Electrical supply
        8.1.4 Physical environment and operation conditions
   8.2 Incoming supply conductor terminations and devices for
        disconnecting and switching off
        8.2.1 Incoming supply conductor terminations
        8.2.2 Terminal for connection to the external protective
              earthing system
        8.2.3 Supply disconnecting (isolating) devices
        8.2.4 Devices for switching off for prevention of
              unexpected start-up
        8.2.5 Devices for disconnecting electrical equipment
        8.2.6 Protection against unauthorised, inadvertent
              and/or mistaken connection
        8.2.7 Protection against electric shock
        8.2.8 Protection of equipment
        8.2.9 Control circuits and control functions
   8.3 Safety functions and control functions in the event
        of failure
        8.3.1 General
        8.3.2 Providing redundancy
        8.3.3 Hazardous operating conditions
        8.3.4 Safety devices and safety functions
        8.3.5 Devices for testing safety functions
   8.4 Emergency stop and emergency switching-off functions
        8.4.1 Emergency stop
        8.4.2 Activation device
        8.4.3 Actuators for and design of emergency stop and
              switching-off functions
   8.5 Electronic and programmable electronic systems (E/PES)
        8.5.1 General
        8.5.2 Programmable controllers
        8.5.3 Use of programmable electronic systems (E/E/PES)
              to implement safety functions
        8.5.4 User information for safety functions
   8.6 Use of programmable electronic systems (E/E/PES) without
        safety functions
   8.7 Operator interfaces, control devices and contactors
        8.7.1 General
        8.7.2 Start devices and indicators
        8.7.3 Devices for emergency stop and switching off
        8.7.4 Requirements for contactors
   8.8 Conductors and cables
   8.9 Wiring practice
   8.10 Electric motors and associated equipment
   8.11 Accessories and lighting
   8.12 Marking, warning signs and reference designations
   8.13 Technical documentation
   8.14 Testing and verification of characteristics
        8.14.1 General
        8.14.2 Scope of routine testing
9 Information for use
   9.1 General
   9.2 Technical data to be included
   9.3 Marking
        9.3.1 General
        9.3.2 Safe working load
        9.3.3 Anchorages
        9.3.4 Loading notices
        9.3.5 Lifting accessories
        9.3.6 Machinery
        9.3.7 Remote operations
        9.3.8 Personnel lifting
   9.4 Documentation and information
        9.4.1 General
        9.4.2 Operating manual
        9.4.3 Installation instructions
        9.4.4 Repair and maintenance instruction
        9.4.5 Inspection and examination
        9.4.6 Dismantling instructions
        9.4.7 Appendix to instructions (for additional necessary
              documents)
        9.4.8 Documentation
10 Testing prior to first use and after substantial changes
   10.1 General
   10.2 Test Log
   10.3 Testing Prior to First Use
        10.3.1 Type, Extent and Performance of Tests
        10.3.2 Acceptance Report and Test Log
        10.3.3 Test after Changes and Modifications
Annex A - Risk Assessment list (as an example)
Annex B - Legend Scores Risk Assessment/Classification of risks
Bibliography

Applies to machinery and machinery installations used in places of assembly and in staging and production facilities for events and theatrical productions (stage machinery, for short).