Adopts ISO 6469-3:2011, which specifies requirements for the electric propulsion systems and conductively connected auxiliary electric systems, if any, of electrically propelled road vehicles for the protection of persons inside and outside the vehicle against electric shock.
Table of contents
Header
About this publication
Preface
1 Scope
2 Normative references
3 Terms and definitions
4 Environmental and operational conditions
5 Voltage classes
6 Marking
6.1 Marking of voltage class B electric components
6.2 Marking of voltage class B wiring
7 Measures and requirements for protection of persons against electric shock
7.1 General
7.2 Basic protection measures
7.3 Protection under single-failure conditions
7.3.1 Potential equalization
7.3.2 Isolation resistance
7.3.3 Capacitive couplings
7.3.3.1
7.3.3.2
7.3.3.3
7.3.3.4
7.3.4 De-energization
7.4 Alternative approach for protection against electric shock
7.5 Requirements for insulation
7.6 Requirements for barriers/enclosures
7.6.1 General
7.6.2 Protection degrees
7.6.2.1 Protection degrees for barriers/enclosures
7.6.2.2 Protection degrees for connectors
7.7 Isolation resistance requirements
7.7.1 General
7.7.2 Additional protection measures for the a.c. circuit
7.8 Requirements for insulation coordination
7.9 Requirements of potential equalization
7.10 Requirements for vehicle power inlet
7.10.1 Protective measures
7.10.2 Grounding and isolation resistance requirement for the vehicle power inlet
7.10.2.1 Vehicle power inlet conductively connected to the grid
7.10.2.2 Vehicle power inlet not conductively connected to the grid
8 Test procedures for the protection measures against electric shock
8.1 General
8.2 Isolation resistance measurements for voltage class B electric circuits
8.2.1 Preconditioning and conditioning
8.2.2 Isolation resistance measurements of the balance of electric power systems
8.2.3 Isolation resistance measurement of the voltage class B electric power sources
8.2.4 Isolation resistance measurement of entire voltage class B electric circuits
8.3 Withstand voltage test
8.3.1 General
8.3.2 Preconditioning and conditioning
8.3.3 Test procedure
8.3.3.1 General
8.3.3.1.1
8.3.3.1.2
8.3.3.1.3
8.3.3.2 Test voltage for components not conductively connected to the grid
8.3.3.3 Test voltage for components conductively connected to the grid
