Basic Electricity - Senior Secondary 2 - Power sockets outlets

Power sockets outlets

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TERM: 3RD TERM

WEEK SEVEN

Class: Senior Secondary School 2

Age: 16 years

Duration: 40 minutes of 5 periods each

Date:

Subject: BASIC ELECTRICITY

Topic: POWER SOCKETS OUTLETS

SPECIFIC OBJECTIVES: At the end of the lesson, pupils should be able to

I.) Define ring circuit

II.) Define radial circuit

III.) State the regulations regarding radial and ring circuit

INSTRUCTIONAL TECHNIQUES: Identification, explanation, questions and answers, demonstration, videos from source

INSTRUCTIONAL MATERIALS: Videos, loud speaker, textbook, pictures,

INSTRUCTIONAL PROCEDURES

PERIOD 1-2

PRESENTATION

TEACHER’S ACTIVITY

STUDENT’S

ACTIVITY

STEP 1

INTRODUCTION

The teacher discusses the ring and radial circuit using respective diagrams

Students listens attentively to the teacher                                                                          

STEP 2

EXPLANATION

Teacher discusses the regulations regarding radial and ring circuit

Students exhibit attentiveness and active engagement

STEP 3

NOTE TAKING

The teacher writes a summarized

note on the board

The students

copy the note in

their books

 

NOTE

POWER SOCKETS OUTLETS

  1. Ring circuit

A ring circuit is an electrical circuit configuration where the cable forms a continuous loop, starting and ending at the same point, typically within a consumer unit or distribution board. This configuration allows electricity to flow in both directions around the loop, providing redundancy and ensuring more efficient distribution of power.

  1. Radial circuit

A radial circuit is an electrical circuit configuration where power is distributed from a single point, usually a consumer unit or distribution board, to various outlets or devices in a branching pattern. Unlike a ring circuit, electricity in a radial circuit flows outward from the source to the connected outlets or devices, without forming a loop.

 

Regulations regarding radial and ring circuit

Regulations regarding radial and ring circuits vary depending on the country or region, but some common regulations include:

  1. Cable size and type: Regulations specify the appropriate size and type of cable to be used for both radial and ring circuits, considering factors such as current carrying capacity and insulation properties.
  2. Fuse or circuit breaker ratings: Regulations dictate the appropriate rating for the protective device (fuse or circuit breaker) to be used in radial and ring circuits to ensure overcurrent protection.
  3. Maximum number of outlets: There are often limits on the number of outlets that can be connected to a single radial or ring circuit to prevent overloading and ensure electrical safety.
  4. Installation standards: Regulations may include guidelines on the correct installation practices for radial and ring circuits, such as proper wiring techniques, insulation requirements, and protection against mechanical damage.
  5. Testing and inspection requirements: Regulations may specify testing and inspection procedures to ensure that radial and ring circuits are installed correctly and comply with safety standards.

EVALUATION: 1. Differentiate between ring and radial circuit

  1. State 4 regulations regarding radial and ring circuit

CLASSWORK: As in evaluation

CONCLUSION: The teacher commends the students positively