Periodic Inspection Check List

Panels Main Switchgear And Distribution Boards

·       Verify correct rating for P.S C.C of the both incoming and outgoing fuses, MCCBS, etc.

·       Inspect for signs of overheating

·       Presence of phase barriers and shrouds

·       Presence of labels

·       Check connections for tightness

·       Is access to switchgear impeded

·       Are the duties of the circuits marked up

·       Verify the neutral connections are in the same order as the phase conductors

·       Check operation of switches

·       Check operation of rcd units on test button

·       Check for damage or holes in casing

·       Are necessary warning labels in position

·       Verify earth loop impedance values

·       Carry out insulation testing

Trunking System

·       Verify the number of cables enclosed does not exceed the spacing factor

·       Verify the segregation of cables contained in the trunking is correct.

·       Verify the earth continuity of the trunking

·       Verify the presence of phase barriers

·       Check for damage and holes

·       Check trunking is correctly supported

·       Check for missing lid

·       Check for incorrect jointing of cabled within trunking

Conduit System

·       Verify the earth continuity

·       Check for loose fittings

·       Verify the spacing factor of the cables has not been exceeded

·       Check for damage

Accessories

·       Check for signs of overheating

·       Check for broken or damaged accessories

·       Check if cables have been terminated correctly

·       Verify earth loop impedance values

Lighting

·       Check for broken fittings

·       Verify earth loop impedance values

·       Are the lighting fittings correctly supported

·       Check for signs of overheating

·       Check for missing or faulty lamps or tubes

Emergency Lighting

·       Verify the operation of the emergency lighting over the relevant time period

·       Check the condition of the central battery unit

·       Verify the emergency lighting is connected to the correct circuits zones

·       Check for presence of test switches

·       Check for presence of testing record sheets

·       Check for damaged fittings

Sub Main Cables

·       Verify the cables are correctly supported

·       Check for damage to cables

·       Check for incorrect terminations

Extension Leads And Portable Appliances

·       Check for presence of testing labels

·       Carry out testing if applicable

Site Documentation

·       Check for presence of main switchgear location plan

·       Check for presence of schematic plan