4. Electrical Installation in Buildings
Symbols
-electric symbol is a pictogram used to represent
various electrical and electronic devices
-in a schematic diagram of an electrical or electronic circuit.
-graphical representation
-As wires, batteries, resistors, and transistors, bulb, fan etc.
- These symbols are largely standardized (but may vary
from country to country, or engineering discipline) based
on traditional conventions.
5. Electrical Installation in Buildings
Electrical wirings
-is an electrical installation of cabling and associated
devices such as switches, distribution boards, sockets,
and light fittings in a structure.
-is subject to safety standards for design and installation
6. Electrical Installation in Buildings
Buildings
Residential- personal houses & home
Industrial – used for company etc.
Workshop – used for manufacturing of products
