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Paragraph 8 Particulars relating to the event

Changes not yet applied. Later legislation changes this provision in ways not yet written into the text below:

Supply system details—

(a)

voltage;

(b)

type of apparatus at site of event, e.g. overhead lines, underground lines, distributing mains, service line;

(c)

earthing arrangements, whether—

(i)

high voltage by means of—

(aa)

direct connection;

(bb)

resistance;

(cc)

arc suppression coil;

(dd)

reactance;

(ee)

other (arrangements to be described); or

(ii)

low voltage by means of—

(aa)

separate high and low voltage electrodes;

(bb)

combined high and low voltage electrodes;

(cc)

protective multiple earthing;

(dd)

multiple earthing of neutral;

(ee)

other (arrangements to be described);

(d)

description of circuit protection;

(e)

extent of operation of circuit protection;

(f)

if event involved a low voltage underground system, type of cable, e.g. separate neutral and earth, combined neutral and earth;

(g)

in respect of events involving overhead lines—

(i)

height of electric line at point of contact, if any;

(ii)

whether or not the electric line remained live on the ground or at a reduced height;

(iii)

whether or not the electric line was surrounded by insulation;

(h)

in respect of events not involving overhead lines—

(i)

whether the equipment was situated indoors;

(ii)

brief description of substation physical security equipment, e.g. brick building, steel doors, nature of fencing;

(iii)

whether any security fence was also the perimeter fence.