Publication in the Diário da República: Aviso n.º 11062/2017 - 25/09/2017 + Decl. Rectif. nº 359/2018 de 11 de Maio
5 ECTS; 1º Ano, 2º Semestre, 67,50 TP , Cód. 627314.
Lecturer
- Mário Helder Rodrigues Gomes (1)(2)
(1) Docente Responsável
(2) Docente que lecciona
Prerequisites
Not applicable
Objectives
Interpret electrical installation diagrams, power systems, and electrotechnical projects. Apply safety standards and regulations for electrical installations. Assess the power supply requirements in terms of electrical power. Select, size, and protect electrical cables and equipment.
Program
1. SYMBOLS AND DIAGRAMS
1.1. Symbols used in electrical installations
1.2. Single-line and multi-line diagrams
1.3. Floor-plan layout of power distribution diagrams
1.4. Floor-plan layout of lighting diagrams
1.5. Floor-plan layout of socket-outlet and load-supply diagrams
1.6. Riser / panel diagrams
1.7. Electrical panel diagrams
1.8. Electromechanical automation
2. LOW-VOLTAGE ELECTRICAL EQUIPMENT
2.1. Characteristics of materials and equipment used in electrical installations
2.2. Classification of equipment according to insulation classes
2.3. IP and IK protection ratings
3. ELECTRICAL CONDUITS AND WIRING SYSTEMS
3.1. Installation methods for electrical conduits
3.2. Nomenclature of conductors and cables
3.3. Nomenclature of conduits
4. SAFETY PROTECTIONS
4.1. Overload protection
4.2. Short-circuit protection
4.3. Protection against electric shock
4.3.1. Direct contact
4.3.2. Indirect contact
4.4. Protective measures and devices
4.5. Earthing (grounding) systems
4.6. Building earthing systems for exposed-conductive-parts
4.7. Effects of electric current on the human body
4.8. Protection against atmospheric overvoltages
5. ELECTRICAL INSTALLATIONS FOR END?USE
5.1. Design of an electrical installation
5.2. Classification according to external influences
5.3. Power demand assessment
5.4. Protections
5.5. Electrical panels
5.6. Wiring systems
5.7. Installations in special locations
5.8. Lighting engineering
5.8.1. Lighting calculations
6. BUILDING COMMON ELECTRICAL INSTALLATIONS AND SERVICE ENTRIES
6.1. Design
6.2. Riser panel
6.3. Riser (vertical column) and service entries
6.4. Riser boxes
6.5. Common services panel
6.6. Metering and protection equipment
6.7. Sizing of a riser (vertical column)
7. CONNECTION TO THE PUBLIC DISTRIBUTION NETWORK
7.1. Connections from overhead networks
7.2. Connections from underground networks
7.3. Mixed-type connections
7.4. Temporary connections for construction sites
Evaluation Methodology
Preparation of a practical assignment on the electrical installation of a small factory (50%) and a written examination (50%).
The minimum grade required to pass the course unit is 10 points in 20 points.
Bibliography
- N/A, N. (2000). RTIEBT (Regras Técnicas das Instalações Elétricas de Baixa Tensão). (Vol. 1, 2 e 3). Lisboa: DGGE
- Nogueira, H. e Morais, J. (2008). Tabelas Técnicas das Instalações Elétricas. Lisboa: Certiel
- Pereira, J. e Morais, J. (2006). Guia Técnico das Instalações Elétricas. Porto: Certiel
- Pinto, L. (2004). InstalExpress - Instalações Elétricas em Locais de Habitação. Porto: Certiel
Teaching Method
Theoreticalpractical classes with oral presentation supported by new technologies, problem solving activities, and the use of computer tools.
Software used in class
