Official Course Description: MCCCD Approval: 11/28/95
ABC204 19936-19956	LEC	3 Credit(s)	3 Period(s)
Low Voltage Lighting Controls
Low voltage lighting control systems including components, layout, installation and operation. Overview of special systems including installation of fire alarms, communication and emergency health care systems. Also fundamentals of semiconductor operation and applications. Prerequisites: (Indentured status with Associated Builders and Contractors Inc., and ABC109) or permission of the apprenticeship coordinator.

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MCCCD Official Course Competencies:
ABC204   19936-19956	Low Voltage Lighting Controls

1.	Describe the components used in low-voltage lighting control systems. (I)
2.	Explain how to lay out a low-voltage lighting control system. (II)
3.	Explain how to install a low-voltage lighting control system. (III)
4.	Explain the operation of a low-voltage lighting control system. (III)
5.	Describe the operating characteristics of different coded fire alarm systems, distinguish between various fire alarm circuit classifications and give examples of specific types of fire alarm equipment. (V)
6.	Explain the importance of the current National Electric Code (NEC) and local codes when installing fire alarm systems, describe how to mount a fire alarm using blueprints, schedules and specifications. (VI)
7.	Describe what sections of the current NEC or local code pertain to communciation circuits, describe the operating characteristics of typical communication systems and describe the basic installation procedures for specific communication systems. (VII)
8.	Describe the operating characteristics of specific complex communication systems which an electrician may install. (VIII)
9.	Explain the purpose and applications of energy management systems, give examples of specific types of energy management devices, explain the operating characteristics of selected energy management devices. (IX)
10.	State the importance of the NFPA (National Fire Protection Agency) in health care facility wiring, classify specific locations for emergency or health care equipment systems and describe the basic wiring requirements pertaining to health care facility wiring. (X)
11.	Describe the basic parts of an atom and distinguish between N-type and P-type material. (XI)
12.	Define the term "doping" and explain how doping effects the operation of semiconductor devices. (XII)
13.	Describe specific types of semiconductor applications. (XIII)
14.	Draw and label the schematic of a transistor and diode. (XIV)
15.	Explain what factors whould be considered when working with semiconductor devices. (XV)

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MCCCD Official Course Outline:
ABC204   19936-19956	Low Voltage Lighting Controls

I. Low-voltage components A. Power supply B. Switch points C. Control modules II. Low-voltage layout A. Solid state 1. Touch dimming 2. Memory dimming B. Large loads C. Relay module 1. Relay control module 2. Other III. Low-voltage installation A. Design B. Steps C. Blueprints, schedules and specifications 1. System wiring diagrams 2. Relay identification 3. Switch schedule 4. Switch location 5. Wire schedule 6. Other D. Wiring 1. Pilot light transformer 2. Panel enclosure 3. Wire schedules E. Power and finish trim IV. Low-voltage operation V. Fire alarm systems, classifications and equipment A. Systems 1. Noncoded 2. Master-coded 3. Selective-coded 4. Dual-coded B. Circuit classifications C. System equipment components 1. Control panel 2. Power supply 3. Conductors 4. Raceways VI. Fire alarm installation A. NEC and local codes B. Installation 1. Control panel wiring diagram 2. Mounting panel housing 3. Connecting panel transformer C. Blueprints, schedules and specifications VII. Typical communication systems A. NEC and local codes B. Operating characteristics 1. Annunciators 2. Clock systems 3. Other C. Installation VIII. Complex communication systems A. Nurse calls 1. Characteristics 2. Installation B. Paging systems 1. Characteristics 2. Installation C. Telephone systems 1. Characteristics 2. Installation IX. Energy management systems A. Purpose B. Applications 1. Industrial 2. Commercial 3. Residential C. Types - operating characteristics 1. Electro-mechanical switches 2. Programmable clocks 3. Programmable time controllers 4. Programmable-demand controllers 5. Other X. Emergency and/or health care systems A. National Fire Protection Agency (NFPA) B. Emergency system - locations 1. Critical branch 2. Life-safety branch 3. Wiring C. Equipment system - wiring requirements 1. Critical care 2. Selected elevators 3. Exhaust and ventilation systems 4. Automatically operated doors 5. Other XI. Atoms and N-type/P-type material A. Atoms 1. Nucleus 2. Electrons 3. Protons 4. Hole B. Atom types 1. Conductor 2. Semiconductor 3. Insulator C. N-type material 1. Characteristics 2. Other D. P-type material 1. Characteristics 2. Other XII. Doping and semiconductor operation A. Doping 1. Conducts electrons 2. Loses electrons B. Conventional current flow C. Electron flow D. Biasing 1. Foward 2. Reverse XIII. Semiconductor applications A. Purpose B. Common applications 1. Lighting arresters 2. Solid state devices 3. Programmable controllers 4. Solid state relays 5. Logic devices 6. Solid state clocks 7. Other XIV. Schematics A. Transistor 1. Draw 2. Lable B. Integrated circuits C. Diodes 1. Anode 2. Cathode 3. Silicon controlled rectifiers - gate XV. Working factors A. Special handling/care B. Voltage/current exceeding rating C. Exposure to heat/humidity D. Power tools

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