What
type cables and equipment would electrician use achieve
earthing and bonding electrical installation. The protection provided protective equipotential bonding and
automatic disconnection the supply called:
a.
17.
. your own words state the meaning circuit overload and short
circuit protection. What will provide this type protection?
20. your own words state what mean ‘fault protection’ and how it
is achieved. State the purpose earthing and earth protection. short circuit protection
c.
24. basic protection
d. overload protection
b. basic protection
d. mains battery. overload protection
b. fault protection.
15.c. your own words state what mean ‘basic protection’ and how is
it achieved. fault protection.13.
16. Produce quick coloured sketch PVC/SWA cable and name the
parts. Produce quick sketch electric circuit and name the five
component parts. short circuit protection
c.
19. The protection provided insulating the live parts the electrical
installation called:
a. What to
achieve and why it?
21.
18.
For example, the supply might from the a. Produce quick coloured sketch PVC insulated and sheathed
cable and name the parts.
22.
23. your own words state the meaning earthing and bonding. Give example device accessory for each component part. your own words state the meaning exposed and extraneous
conductive parts and give examples each.
14
