extraneous conductive parts. The gas, water and central heating pipes the building, not forming a
part the electrical installation are called:
a. earthing
b. extraneous conductive parts. bonding
c. exposed conductive parts
d.
11. overcurrent resulting from fault negligible impedance one
definition of:
a. current which exceeds the rated value otherwise healthy
circuit one definition of:
a. short circuit. exposed conductive parts
d.
8. overload
d. bonding conductors
c. overload
d. protective equipotential bonding
c. The connection the exposed conductive parts installation the
main protective earthing terminal the installation one definition of:
a. earth conductors
b. extraneous conductive parts. bonding conductors
c.137
U W
6 6
2 2
C1
L1 C1
2
C3
4
5
6
To phase supply
To phase motor
7.
12. earthing
b. bonding
c. earthing
b. short circuit. The conduit and trunking parts the electrical installation are:
a. overload
d.
9. earthing
b. The linking together the exposed extraneous conductive parts of
an installation for the purpose safety one definition of:
a.
. protective equipotential bonding
c. exposed conductive parts
d.
10. earthing conductors
b. short circuit
