Biddle MEGGER - Page 17

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DISTRIBUTION

PANEL

S

Connections

at

the

main

power

board,

from

which

point

the

entire

system

can

be

tested

to

ground

at

one

time,

providing

all

switches

in

the

distribution

panel

are

closed.

MAIN

POWER

{|R

BOARD

bday

‘RED/EARTH

LEAD

"MEGGER"

INSTRUMENT

FIGURE

11

|

4.

Appliances,

Meters,

Instruments

and

Miscellaneous

Electrical

Apparatus

FIGURE

12

"MEGGER"

INSTRUMENT

RED/EARTH

LEAD

Connections

for

testing

an

appliance.

The

test

is

made

be-

tween

the

conductor,

such

as

heating

unit,

motor,

etc.,

and

exposed

metal

parts.

The

apparatus

must

be

disconnected

from

any

source

of

power

and

placed

preferably

on

some

insulating

material.

[151