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PD IEC/TR 62368-2:2011 Audio/video, information and communication technology equipment - Explanatory information related to IEC 62368-1, 2011
- 30249190-VOR.pdf [Go to Page]
- FOREWORD
- Clause 0 Introduction – Principles of this product safety standard
- Clause 1 Scope
- Clause 3 Terms and definitions
- Clause 4 General requirements
- Clause 5 Electrically-caused injury
- Clause 6 Electrically caused fire
- Clause 7 Chemically-caused injury
- Clause 8 Mechanically-caused injury
- Clause 9 Thermal burn injury
- Clause 10 Radiation
- Figures
[Go to Page]
- Figure 1 – Conventional time/current zones of effects of a.c. currents (15 Hz to 100 Hz) on persons for a current path corresponding to left hand to feet (see IEC/TS 60479-1:2005, Figure 20)
- Figure 2 – Conventional time/current zones of effects of d.c. currents on persons for a longitudinal upward current path (see IEC/TS 60479-1:2005, Figure 22)
- Figure 3 – Illustration that limits depend on both voltage and current
- Figure 4 – Safeguards between an energy source and an ordinary person
- Figure 5 – Safeguards between an energy source and an instructed person
- Figure 6 – Safeguards between energy sources and a skilled person
- Figure 7 – Illustration of transient voltages on paired conductor external circuits
- Figure 8 – Illustration of transient voltages on coaxial-cable external circuits
- Figure 9 – Example illustrating accessible internal wiring
- Figure 10 – Overview of protective conductors
- Figure 11 – Example of a typical touch current measuring network
- Figure 12 – Possible safeguards against electrically-caused fire
- Figure 13 – Fire clause flow chart
- Figure 14 – Prevent ignition flow chart
- Figure 15 – Control fire spread summary 1
- Figure 16 – Control fire spread summary 2
- Figure 17 – Fire cone application to large component
- Figure 18 – Flowchart demonstrating the hierarchy of hazard management
- Figure 19 – Model for chemical injury
- Figure 20 – Model for a burn injury
- Figure 21 – Model for safeguards against thermal burn injury
- Figure 22 – Model for absence of a thermal hazard
- Figure 23 – Model for presence of a thermal hazard with a physical safeguard in place
- Figure 24 – Model for presence of a thermal hazard with behavioural safeguard in place
- Figure 25 – Overview of operating modes
- Figure 26 – Current limit curves
- Tables
[Go to Page]
- Table 1 – Time/current zones for a.c. 15 Hz to 100 Hzfor hand to feet pathway (see IEC/TS 60479-1:2005, Table 11)
- Table 2 – Time/current zones for d.c. for hand to feet pathway(see IEC/TS 60479-1:2005, Table 13)
- Table 3 – Limits for steady-state voltages (see IEC 61201:2007)
- Table 4 – Limit values of accessible capacitance (threshold of pain) – (IEC 61201:2007)
- Table 5 – Total body resistances RT for a current path hand to hand, d.c.,for large surface areas of contact in dry condition
- Table 6 – Voltage drop across clearance and solid insulation in series
- Table 7 – Examples of application of various safeguards
- Table 8 – Basic safeguards against fire under normal operating conditionsand abnormal operating conditions
- Table 9 – Supplementary safeguards against fire under single fault conditions
- Table 10 – Method 1: Reduce the likelihood of ignition
- Table 11 – Method 2: Control fire spread
- Table 12 – Fire barrier and fire enclosure flammability requirements
- Table 13 – Summary – Fire enclosure and fire barrier material requirements
- Table 14 – Other flammability requirements
- Table 15 – Control of chemical hazards
- Table 16 – Summary for 8.6
- Table 17 – Protection against radiation
- Annex B Normal operating condition tests, abnormal operating condition tests and single fault condition tests
- Annex D Test generators
- Annex E Test conditions for equipment containing audio amplifiers
- Annex F Equipment markings, instructions, and instructional safeguards
- Annex G Components
- Annex H Criteria for telephone ringing signals
- Annex J Insulated winding wires for use without interleaved insulation
- Annex K Safety interlocks
- Annex L Disconnect devices
- Annex M Batteries and fuel cells
- Annex O Measurement of creepage distances and clearances
- Annex P Safeguards against entry of foreign objects, foreign liquids, and spillage of internal liquids
- Annex Q Interconnection with building wiring
- Annex R Limited short-circuit test
- Annex S Tests for resistance to heat and fire
- Annex T Mechanical strength tests
- Annex U Mechanical strength of CRTs and protection against the effects of implosion
- Bibliography [Go to Page]