Electrical & Power by Kok Guan Edison Foo https://padlet.com/edalive84/ct0h1yw3ynbv How can we help you learn Today? en-us 2020-03-17 03:18:17 UTC 2024-12-18 01:13:07 UTC hello@padlet.com https://www.picserver.org/highway-signs2/images/standards.jpg Electrical Machine edalive84 https://padlet.com/edalive84/ct0h1yw3ynbv/wish/2597273634 1.What is an electrical machine?

a)List some eg of electrical machine

b)List it uses in our daily life

]]> 2023-05-19 06:17:21 UTC https://padlet.com/edalive84/ct0h1yw3ynbv/wish/2597273634 Electrical machine https://padlet.com/edalive84/ct0h1yw3ynbv/wish/3265603077 An electrical machine is a device that uses electromagnetic forces to convert energy from one form to another, typically between mechanical and electrical forms.


A) Transformer, motor, generator

B) air con, washing machine, refrigerator




Protection devices protect equipment, people, and electrical systems from damage and injury by detecting and responding to abnormal conditions


A) circuit breaker and RCCB

B) RCCB - electrical safety

Circuit breaker - power generator, industrial


]]> 2024-12-18 01:00:26 UTC https://padlet.com/edalive84/ct0h1yw3ynbv/wish/3265603077 Electrical machines https://padlet.com/edalive84/ct0h1yw3ynbv/wish/3265611391 1) Is a device that uses electrical energy to perform mechanical work. It uses electrical and mechanical energy and are essential in industrial, commercial and household appliances.


a) Examples:

  • electric motors

  • generators

  • transformers

  • power tools


b) uses in our daily life

  • electric fans

  • washing machine

  • refrigerator

  • hair dryers

  • vacuum


2) are essential components in electrical systems to safeguard both the system and the users from electrical faults


a) examples:

  • fuses

  • circuit breakers

  • surge protectors


b) use in daily life

  • home appliances such as circuit breakers and fuses

  • surge protectors

  • electrical wiring in homes, overload relays

  • power distribution




]]> 2024-12-18 01:07:38 UTC https://padlet.com/edalive84/ct0h1yw3ynbv/wish/3265611391 Electrical Machine https://padlet.com/edalive84/ct0h1yw3ynbv/wish/3265611759 electrical machine is a device that converts electrical energy into mechanical energy, mechanical energy into electrical energy

(a) transformers , relays

(b) Fans, air conditioners, refrigerators


]]> 2024-12-18 01:07:58 UTC https://padlet.com/edalive84/ct0h1yw3ynbv/wish/3265611759 Protection Devices https://padlet.com/edalive84/ct0h1yw3ynbv/wish/3265612248 Electrical protection devices are designed to protect electrical systems, equipment, and humans from damage caused by faults, overcurrents, or unsafe conditions like short circuits, overloads, or electrical surges (a) Fuses

Circuit Breakers (b) Fuses protect home appliances like TV from overcurrent

]]> 2024-12-18 01:08:26 UTC https://padlet.com/edalive84/ct0h1yw3ynbv/wish/3265612248 https://padlet.com/edalive84/ct0h1yw3ynbv/wish/3265613756 1) A electrical machines uses electricity for power and converts it to a mechanical use.

a) Motor,generator

b)Vacuum, lawn sweeper, washing machines


2)The function of protection devices is to protect the devices and user from electrical fault by cutting the connection between the load to the source


a) Overload relay, fuse

b)Circuit breaker

]]> 2024-12-18 01:09:36 UTC https://padlet.com/edalive84/ct0h1yw3ynbv/wish/3265613756