Po Wer R Eq Ui Rem Ent S; Cl Ass I Pow Er C O Rds ( 3- Cor E) - Viavi 3900 Series Operation Manual

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2 .4

PO WER R EQ UI REM ENT S

2.4.1

Cl ass I Pow er C o rds ( 3- cor e)

2. 4. 1. A
Ge ne ral
To c on ne ct th e T e st S e t to a C las s II (u ng ro un de d ) 2 -te rm ina l s oc ke t o ut let, fit t he po w er
co rd w ith eith er a 3-p in C las s I plu g us ed in co nju nc tio n w it h a n ad ap te r in co rpo ra tin g a
gr ou nd w ire , or fit th e p ow er c ord wit h a C las s II plu g c on tain in g an i nte gr al gr ou nd w ir e.
Th e gro u nd w ire m us t b e s ec ur ely fa ste ne d to gro u nd ; g rou n din g o n e t erm in al on a
2- ter mi na l so ck et do es n ot pro vid e ad e qu ate p rot ec tion .
A 3-w ir e (g ro un d ed ) p ow e r co rd co n tain in g a m o lde d IEC 3 20 c on ne ct or is in clu d ed w ith
th e 3 90 0 . Th e ca ble m u st be fitte d wi th a n ap pr ov ed p lug w hic h, w he n p lu gg ed in to an
ap pr op ria te 3-t erm in al so ck et ou tle t, g rou n ds the c as e o f t he Te st S et.
Fa ilu re to gro un d the T es t S e t or us ing a d am a ge d p o we r c or d m a y ex po se th e o p era to r
to ha za rd ou s v ol tag e lev els . R ep la ce m en t p ow e r co rd s a re a va ilab le fro m VI AV I .
2. 4. 1. B
Wi re -E nd ed
NOTE
I ns ta lla tio n
BROWN - LIVE
F ig . 2 -1 Wire -E nd ed C la ss I P ow e r C or d
C ou n try
U niv er sa l
U niv er sa l
L ine (liv e)
N e utr al
G rou nd (E a rth )
C o lor co din g of the w ire s v ar ies ac co rd ing to d es tina tio n c o un try .
2 - 2
BLUE - NEUTRAL
GREEN/YELLOW
EARTH (GROUND)
IE X 3 2 0 P lu g Ty pe
Str aig ht th rou gh
R ig ht an gle d
N o rth A me ric a
Bla c k
White
G r ee n

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