Senior Secondary Trade Subject Curriculum. Federal Electrical Installation and Maintenance Scheme of Work for SS 1. Types of transmission
ELECTRICAL INSTALLATION AND MAINTENANCE WORK SSS 1 FIRST TERM
| WEEK | TOPIC/CONTENT | ACTIVITIES |
| 1 | ELECTRICAL WORKSHOP Explain Electrical workshop State the rules and regulations in electrical workshop | Teacher: Explain the layout in electrical workshop. Display some diagrams on electrical workshop. Students: observe the display of diagram of electrical workshop |
| 2 | SAFETY RULES Explain safety rules Mention rules to adhere to in the workshop | Teacher: Explain what safety rule is to the students. State some of the rules. Display some wears meant for workshop Students: observe some of the displayed workshop uniform. Mention some safety rules. Instructional Materials: overall, helmet, goggle |
| 3 | HAZARDS IN ELECTRICAL INSTALLATION WORK. Causes of Accidents Prevention of Accidents | Teacher: Explain causes of accidents. Explain how to prevent accidents Students: observe some accident posters displayed in the workshop. Instructional Materials: posters, charts |
| 4 | MEASURING Types and Uses of Measuring Instrument | Teacher: explain measurement. Display some measuring instruments. Students: observe the displayed measuring instrument. Instructional Material: ohmmeter |
| 5 | PRACTICAL CLASS ON HOW TO USE MEASURING INSTRUMENTS | Teacher: display the measuring instrument e.g. ohmmeter. Explains how to measure continuity by adjusting the meter to ohms. Students: observe the ohmmeter. Participate in getting continuity |
| 6 | MARKING Explain marking Types and uses of marking tools. | Teacher: State the types of markings. Mention tools used in marking Students: demonstrate use of marking tools. Instructional materials: centre punch |
| 7 | STRIKING TOOLS Types and uses of striking tools | Teacher: state the types of striking tools. Demonstrate use of striking tools. Students: demonstrate use of striking tools. Instructional material: Scriber |
| 8 | CABLE Definition of cable Types of cable Preparation of cables | Teacher: explain the word cable. Display various types of cables. Students: observe the display of cables. Demonstrate cable preparations and use. Instructional materials: PVC Cables |
| 9 | WORKING DRAWING Electrical symbols. Types of drawing. | Teacher: explain different types of drawing i.e. civil, mechanical, electrical drawing. Explain symbols. Display electrical drawing chart with symbol. Students: observe and draw some symbols. Instructional Material: working diagrams, accessories, charts etc. |
| 10 | ELECTRICAL ACCESSORIES Definition of Accessories Mention different types of Accessories | Teacher: identify different types of accessories. Students: identification of accessories Instructional material: switch, socket outlet etc. |
| 11 | PRACTICAL DRAWING 3 BED ROOM APARTMENT Draw into scale. Position some of the Accessories | Teacher: sketch the drawing on the board. Import some of the accessories. Students: draw the 3 bedroom apartment plan and import the accessories on the appropriate point Instructional Material: wiring drawing |
| 12 | Revision | Revision |
| 13 | Examination | Examination |
Senior Secondary Federal Electrical Installation and Maintenance Scheme of Work for SS 1. Types of transmission –Schemeofwork
ELECTRICAL INSTALLATION AND MAINTENANCE WORK SSS 1 SECOND TERM
| WEEK | TOPIC/CONTENT | ACTIVITIES |
| 1 | GENERATION Explain Generation Types of generating station | Teacher: display the picture of generating station coal, hydro, steam. Students: observe the displayed picture Instructional material: picture of generating station. |
| 2 | TRANSMISSION Explain transmission Types of transmission Accessories used, e.g. pylon | Teacher: display the picture of transmitting station. State different types of transmission Students: observe the displayed pictures of transmission. Instructional material: picture of transmission station. |
| 3 | DISTRIBUTION Explain distribution Sketch diagram of generation, transmission and distribution. Single phase Three phase | Sketch the diagram of generation, transmission and distribution on the board. Identify volting |
| 4 | SURFACE WIRING Explain surface wiring Identify the cable for power and lighting | Teacher: Display the working drawing i.e. circuit diagram of a point of light controlled by a switch. Display some cables to the students. Students: observe the displayed cable and clips. Instructional materials: clip, PVC nail |
| 5 | PRACTICAL CLASS ON A POINT CONTROLLED BY A SWITCH | Teacher: sketch the diagram i.e. circuit diagram on the board. Demonstrate the wiring. Students: observe the displayed cable and clips. Instructional Material: Clip, PVC, Nail |
| 6 | TWO POINTS OF LIGHT CONTROLLED BY A SWITCH | Teacher: display sizes and types of cable. Demonstrate the wiring. Students: wire two points of light controlled by a switch. Instructional materials: cables, PVC, Nails &Clips, wiring board. |
| 7 | CURRENT RATING OF A CABLE Definition of current rating Faulter afluting current rating of a cableTypes of conductors | Teacher: display sizes and types of cable. Explain current rating of cables. Students: observe displayed cables and clips. Instructional materials: cables, (PVC), baro conductor- copper and aluminium |
| 8 | INTRODUCTION TO CONDUIT SYSTEM OF WIRING. Explain conduit system Advantages of conduit system Types of conduit system of wiring | Teacher: explain conduit wiring, types, advantages and disadvantages. Students: observe the displayed components. Instructional materials: Sizes of PVC conduit pipes (20mm2) 2.5mm2) |
| 9 | INTRODUCTION TO CONDUIT SYSTEM OF WIRING. Piping WiringFitting | Teacher: identify conduit components. Displays conduit components and explain their uses. Demonstrate conduit wiring. Students: observe displayed components and carry out piping and wiring. Instructional Material: various types of circular boxes. Terminal angle Tec, 4way, 2-hole loop-in, knockout box. |
| 10 | Revision | Revision |
| 11-12 | Examination | Examination |
Senior Secondary Technology Curriculum. Federal Electrical Installation and Maintenance Scheme of Work for SS 1. Types of transmission –Schemeofwork
ELECTRICAL INSTALLATION AND MAINTENANCE WORK SS 1 THIRD TERM
| WEEK | TOPIC/CONTENT | ACTIVITIES |
| 1 | INTRODUCTION TO PROTECTIVE DEVICES Explain protective device. Types of protective devices | Teacher: Display and explain the functions of protective devices. Students: observe the displayed protective devices. Instructional material: Circuit breaker, fuse, chart |
| 2 | FUSES Definition Types of fusesIEE regulation Terminologies: current rating, fusing factor, current rating | Teacher: Display the fuse. Explain the different type, the working principle and the application of the a fuse on the IEE regulation. Students: observe the displayed fuse, calculate current rating. Instructional material: fuse, rewirable fuse, centridge fuse, high breaking capacity fuse |
| 3 | CIRCUIT BREAKER Explain Circuit Breaker Types Of Circuit Breakers | Teacher: Display and explain the functions of circuit breaker. Display different types of circuit breakers Instructional materials: current operated circuit breaker, voltage operated circuit breaker. |
| 4 | CURRENT OPERATED CIRCUIT BREAKER Explain current operated circuit breakerTypes of current operated circuit breakerPrinciples of operation of current operated circuit breaker. | Teacher: circuit breaker. Explain the working principle of circuit breaker. Students: observe the displayed current operated circuit breaker Instructional materials: single phase current operated circuit breaker, three phase |
| 5 | PRACTICAL CLASS ON THE INSTALLATION OF FUSE | Teacher: sketch the diagram on the board. Explain the IEE regulation on fuses. Students: observe the displayed diagrams. Connect the distribution fuse board to 2 point of light controlled by a switch and 2 13amps socket outlet. Instructional Material: Distribution fuse board for single phase & three phase |
| 6 | INSTALLATION OF CURRENT OPERATED CIRCUIT BREAKER | Teacher: sketch the diagram on the board. Explain the IEE regulation on circuit breaker. Connect 2 points of light to a single phase circuit breaker, 3 phase circuit breaker. Instructional materials: single phase circuit breaker, 3 phase circuit breaker. |
| 7 | INTRODUCTION TO VOLTAGE OPERATED CIRCUIT BREAKER Explain voltage operated circuit breaker Principle of operation with the aid of a sketched diagram. | Teacher: display the voltage operated circuit breaker. Sketch the schematic diagram on the board. Students: observe displayed objects Instructional materials: single phase voltage operated circuit breaker, 3 phase voltage operated circuit breaker |
| 8 | INSTALLATION OF VOLTAGE OPERATED CIRCUIT BREAKER | Teacher: sketch the diagram on the board. Explain the IEE regulation on circuit breaker. Students: observe the sketched diagram. Connect 2 points of light to a single phase circuit breaker, 3 phase circuit breaker. Instructional materials: single phase voltage operated circuit breaker, 3 phase voltage operated circuit breaker |
| 9 | THE RELEVANT REGULATION IEE Regulation on protective Devices (Fuse Circuit Breaker) | Teacher: Sketch the diagram on the board i.e. circuit diagram. Students: observe the sketched diagram and connect the voltage operated circuit diagram. Instructional Material: voltage operated circuit breaker. Wiring board. |
| 10 | THE IEE REGULATION State the IEE regulation on protective devices. Functions of earthing in circuit breaker. | Teacher: Explain the importance of IEE regulation. Display the diagram on earthing. Students: observe the displayed diagram and later check the IEE regulation handbook. Instructional Material: Earth rod, earth lead. |
| 11 | Revision | Revision |
| 12-13 | Examination | Examination |
