03: 36 Continuity Of Service (52)

Question 1

When assessing circuits for any need of continuity of service, the following characteristic that does not need to be considered is (361.1 p.52)

a) Multiple power supplies
b) Selection of system earthing
c) Lightning protection
d) Number of circuits
e) Selection of he protective device to achieve selectivity
f) Use of monitoring devices

Answer 1

c) Lightning protection

CONTINUITY OF SERVICE,
361 GENERAL

361.1 p.52
An assessment shall be made for each circuit of any need for continuity of service considered necessary during the intended life of the installation, e.g. life-support systems. The following characteristics shall
be considered:

(i) Selection of the system earthing
(ii) Selection of the protective device in order to achieve selectivity
(iii) Number of circuits
(iv) Multiple power supplies
(v) Use of monitoring devices.