Introduction to Electrical Engineering

| Kategorie: Kniha  | Tento dokument chci!

Strana 3 z 112

Zobrazení indexu knihy

Jak získat tento dokument?

Poznámky redaktora

................. 57 ......................................3......... 17 4.......................2... 34 5...... 51 6............................................................................... Safety limits current passing through the human body............................2.......4 Protection placing live parts out reach ...................................................................................................2........ IEC Basic Standards ..... 27 5. The Act No.......................1........2..3 Protection use Class equipment equivalent insulation ......2 Measures for protection automatic disconnection supply................................3.......................2............................................................................. 37 5.............. 30 5.........2......................................................................................... 26 4...................... 51 6..................................................................2...........................2...........5 Protective measures system ............................................1.......... 45 5............................ 7 1..........4............4 Supplementary equipotential bonding..... EFFECTS CURRENT PASSING THROUGH THE HUMAN BODY..2.............1........................................ FUNDAMENTAL RULES FOR PROTECTION AGAINST ELECTRIC SHOCK ..................... Protection against both direct and indirect contact. CONSTRUCTION ELECTRICAL INSTALLATION AND EQUIPMENT ............................... 4 1....................................................3 Protection obstacles................................................................3...........................1 Protection insulation live parts.....1 Requirements for characteristics protective devices........... 26 4..................... 47 5............................................. 31 5.............. 32 5....................................................1 Classification electrical and electronic equipment with regard protection against electric shock the event insulation fault................................................. 31 5.............................................................................................................. 29 5................................................................................................ Rules for installation electrical equipment (apparatus and appliances)........ 13 2.................... 49 6..........................1.............................. 37 5........................................................................ 31 5.........1.............................. 33 5..1................... 21 4...............2 Protection automatic disconnection supply..............7 Protective measures systems .......2... 12 2......... VALID TECHNICAL RULES . International and European standardization.. 12 2........................................ 50/1978 (qualification persons) ...... Protection against indirect contact...............2 Examples designations with the Code............................................................CONTENTS 4 CONTENTS PREFACE ............................................. 56 6.2......2...........2...........................2 Protection barriers enclosures ................. Principles ................ 21 4.........................................1.............................................. ..................................................2....1........2....2................................ Degrees protection provided enclosures (IP Code) ................ Notice No............. BASIC TERMS AND DEFINITIONS FOR ELECTRICAL SAFETY AND ELECTRICAL INSTALLATIONS................................1...............1 Types system earthing.......... Notice No................2.2..... 73/2010 (important electrical equipment) ... 11 2............................1 Elements the Code and their meaning ....2...2.5 Use protective measures......................................................................... 7 1..................................... 15 3.. 22/1997 (Technical Requirements for Products) ..................................................................... BASIC ELECTROTECHNICAL STANDARDS..........................................2...............1................................1............................... General.................................................................... 43 5...... 36 5............3 Main equipotential bonding ....................4 Protection electrical separation.................................................................................. 32 5.6 Additional protection..............................................1................. 47 5............... 3 CONTENTS .............................. 10 1................................. 45 5............................. 43 5.......................................... 53 6.......... Conventional touch voltage limit...........6 Protective measures systems ................2................... 42 5...................................... Protection against direct contact.... 41 5...2....1............3....... 26 4. Resistance (impedance) the human body ............................................................................1.

---

---