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
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