IEC 60950 Clause Index Note that references are to IEC 60950
Third Edition 1999-04. Where the references in the Second Edition differ, they appear in parentheses. 1 General
Scope1.2 Definitions1.3 General Requirements 1.4 General Conditions for Tests 1.5 Components1.6 Power Interface 1.7 Marking and
instructions
2 Protection from hazards
SELV Circuits (2.3)2.3 TNV Circuits (6.2)2.4 Limited Current Circuits 2.5 Limited Power Sources (2.11) 2.6
Provisions for earthing (2.5)2.7 Overcurrent and earth fault protection in primary circuits 2.8 Safety interlocks 2.9 Electrical Insulation (2.2)2.10 Clearances, creepage distances and distances through insulation (2.9)
3 Wiring, connections and supply
3.1 General 3.2 Connection to a.c. mains supply 3.3 Wiring terminals for connection of external conductors 3.4 Disconnection from the a.c. mains supply (2.6) 3.5 Interconnection of equipment (2.10)
4 Physical requirements
Stability4.2 Mechanical strength4.3 Design and Construction4.4 Protection against hazardous moving parts4.5 Thermal requirements (5.1)4.6 Openings in enclosures (4.3.14-4.3.16, 4.3.22, 4.4.7)4.7 Resistance to fire (4.4)
5 Electrical requirements and simulated abnormal conditions
Touch current and protective conductor current5.2
Electric strength (5.3)5.3 Abnormal operating and fault conditions (5.4)
6 Connection to telecommunication networks
Protection of equipment users from overvoltages
... (6.4)6.3 Protection of the telecommunication wiring system from overheating (6.5)
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