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C&G 2391 MOCK exam - Paper ONE with answers

Section B:

All questions in Section B (21-26) refer to Fig 1:
C&G 2391 past exam paper 1

Workshop installation consists of:
- 6 x double socket outlets numbered 1-6
- 2 x PIR controlled security lamps
- 1 electronic garage door controller and motor ceiling mounted in garage

All supplied from main house DB which is a TN-S system by 2-core SWA PVC underground cable.
Fig. 1 shows the layout of the electrical installation in a newly built detached workshop. You are to carry out an initial verification of that installation.

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