Download Electrical Installation Guide By Schneider

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Electrical
installation guide

According to IEC international standards

General contents

Schneider Electric

General contents

A General rules of electrical installation design

1 Methodology 

2 Rules and statutory regulations 

3 Installed power loads - Characteristics 

4 Power loading of an installation 

B Connection to the MV utility distribution network

1 Power supply at medium voltage 

2 Procedure for the establishment of a new substation 

3 Protection against electrical hazards, faults and miss operations in electrical installations 

4 The consumer substation with LV metering 

5 The consumer substation with MV metering 

6 Choice and use of MV equipment and MV/LV transformer 

7 Substation including generators and parallel operation of transformers 

8 Types and constitution of MV/LV distribution substations 

C Connection to the LV utility distribution network

1 Low-voltage utility distribution networks 

2 Tariffs and metering 

D MV & LV architecture selection guide for buildings

1 Stakes of architecture design 

2 Simplified architecture design process 

3 Electrical installation characteristics 

4 Technological characteristics 

5 Architecture assessment criteria 

6 Choice of architecture fundamentals 

7 Choice of architecture details 

8 Choice of equiment 

9 Recommendations for architecture optimization 

10 Glossary 

11 Example: electrical installation in a printworks 

E LV Distribution

1 Earthing schemes 

2 The installation system 

3 External influences 

F Protection against electric shocks and electric fire

1 General 

2 Protection against direct contact 

3 Protection against indirect contact 

4 Protection of goods due to insulation fault 

5 Implementation of the TT system 

6 Implementation of the TN system 

7 Implementation of the IT system 

8 Residual current devices RCDs 

9 Arc Fault Detection Devices (AFDD) 

G Sizing and protection of conductors

1 General 

2 Practical method for determining the smallest allowable 

cross-sectional area of circuit conductors

3 Determination of voltage drop 

4 Short-circuit current 

5 Particular cases of short-circuit current 

6 Protective earthing conductor (PE) 

7 The neutral conductor 

8 Worked example of cable calculation 

H LV switchgear: functions & selection

1 The basic functions of LV switchgear 

2 The switchgear 

3 Choice of switchgear 

4 Circuit breaker 

5 Maintenance of low voltage switchgear 

J Overvoltage protection

1 Overvoltage of atmospheric origin 

2 Principle of lightning protection 

3 Design of the electrical installation protection system 

4 Installation of SPDs 

5 Application 

6 Technical supplements 

K Energy Efficiency in electrical distribution

1 Energy Efficiency in brief 

2 Energy efficiency and electricity 

3 Diagnosis through electrical measurement 

4 Energy saving opportunities 

5 How to evaluate energy savings 

L Power Factor Correction

1 Power factor and Reactive power 

2 Why to improve the power factor? 

3 How to improve the power factor? 

4 Where to install power correction capacitors? 

5 How to determine the optimum level of compensation? 

6 Compensation at the terminals of a transformer 

7 Power factor correction of induction motors 

8 Example of an installation before and after

power-factor correction 

9 The effects of harmonics 

10 Implementation of capacitor banks 

M Harmonic management

1 The problem: why is it necessary to manage harmonics? 

2 Definition and origin of harmonics 

3 Essential indicators of harmonic distortion 

and measurement principles

4 Harmonic measurement in electrical networks 

5 Main effects of hamronis in electrical installations 

6 Standards 

7 Solutions to mitigate harmonics 

N Characteristics of particular sources and loads

1 Protection of a LV generator set and the downstream circuits 

2 Uninterruptible Power Supply Units (UPS) 

3 Protection of LV/LV transformers 

4 Lighting circuits 

5 Asynchronous motors 

P Photovoltaic installations

1 Benefits of photovoltaic energy 

2 Background and technology 

3 PV System and Installation Rules 

4 PV installation architectures P18

5 Monitoring

Q Residential and other special locations

1 Residential and similar premises 

2 Bathrooms and showers 

3 Recommendations applicable to special installations and locations 

R EMC guidelines

1 Electrical distribution 

2 Earthing principles and structures 

3 Implementation 

4 Coupling mechanisms and counter-measures 

5 Wiring recommendations

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