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BS EN 61800-5-2:2007 Adjustable speed electrical power drive systems - Safety requirements. Functional, 2007
- CONTENTS
- FOREWORD
- INTRODUCTION
- 1 Scope and object
- 2 Normative references
- 3 Terms and definitions
- 4 Designated safety functions [Go to Page]
- 4.1 General
- 4.2 Safety functions
- 5 Management of functional safety [Go to Page]
- 5.1 Objective
- 5.2 PDS(SR) development lifecycle
- 5.3 Functional safety planning
- 5.4 Safety requirements specification (SRS) for a PDS(SR)
- 6 Requirements for design and development of a PDS(SR) [Go to Page]
- 6.1 General requirements
- 6.2 PDS(SR) design requirements
- 6.3 Behaviour on detection of fault
- 6.4 Additional requirements for data communications
- 6.5 PDS(SR) integration and testing requirements
- 7 Information for use [Go to Page]
- 7.1 Information and instructions for safe application of a PDS(SR)
- 8 Verification and validation [Go to Page]
- 8.1 General
- 8.2 Verification
- 8.3 Validation
- 8.4 Documentation
- 9 Test requirements [Go to Page]
- 9.1 Planning of tests
- 9.2 Test documentation
- 10 Modification [Go to Page]
- 10.1 Objective
- 10.2 Requirements
- Annex A (informative) Sequential task table
- Annex B (informative) Example for determination of PFH
- Annex C (informative) Available failure rate databases
- Annex D (informative) Fault lists and fault exclusions
- Bibliography
- Figures [Go to Page]
- Figure 1 – Functional elements of a PDS(SR)
- Figure 2 – PDS(SR) development lifecycle
- Figure 3 – Architectures for data communication: ( a) White channel; b) Black channel)
- Figure B.1 – Example PDS(SR)
- Figure B.2 – Subsystems of the PDS(SR)
- Figure B.3 – Function blocks of subsystem A/B
- Figure B.4 – Reliability model (Markov) of subsystem A/B
- Figure B.5 – Function blocks of subsystem PS/VM
- Figure B.6 – Reliability model (Markov) of subsystem PS/VM
- Tables [Go to Page]
- Table 1 – Alphabetical list of definitions
- Table 2 – Safety integrity levels: target failure measures for a PDS(SR) safety function
- Table 3 – Hardware safety integrity: architectural constraints on type A safety-related subsystems
- Table 4 – Hardware safety integrity: architectural constraints on type B safety-related subsystems
- Table B.1 – Determination of DC factor of subsystem A/B
- Table B.2 – PFH value calculation results for subsystem A/B
- Table B.3 – Determination of DC factor of subsystem A/B
- Table B.4 – PFH value calculation results for subsystem PS/VM
- Table D.1 – Conductors/cables
- Table D.2 – Printed wiring boards/assemblies
- Table D.3 – Terminal block
- Table D.4 – Multi-pin connector
- Table D.5 – Electromechanical devices (for example relay, contactor relays)
- Table D.6 – Transformers
- Table D.7 – Inductances
- Table D.8 – Resistors
- Table D.9 – Resistor networks
- Table D.10 – Potentiometers
- Table D.11 – Capacitors
- Table D.12 – Discrete semiconductors (for example diodes, Zener diodes, transistors, triacs, GTO thyristors, IGBTs, voltage regulators, quartz crystal, phototransistors, light-emitting diodes [LEDs])
- Table D.13 – Optocouplers
- Table D.14 – Non-programmable integrated circuits
- Table D.15 – Programmable and/or complex integrated circuits
- Table D.16 – Motion and position feedback sensors [Go to Page]
