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Siemens 1FC6 Betriebsanleitung Seite 43

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SIffiMffiruS
1.1.10.I
Synchronorrs
al'rernat0rs
1FC5
352-1[C5 536
wiLh
TIIYR]PAtlT-excitaLjon
ln this
systenr
the
supply
to
the
exciter
is
lhrouqh the constant-
v0ltdge
unit
and
a
thyristor regulator.
The
tlansnrjssjon
of
the
excjtation
power
to
the
poles
of
tlre rotatinq
field
ntachjne
is
done
by
nreans
of
rotatinq recti
f
io's
in
bridge connectjon.
The
excellent
electrical
characterjslics
of
the convefti0nal
desicln
(lransnli ssio.n
of
the excitati0n
via
sl
iprings)
are also
an
elecLlical
feature
of
the
brushless
alternat0l's,
r'rhich
requirc
nrininrun
rtra
jnte
-
ltance.
T3
ill
5
Ir.
lt2
the altenrators
is
the
current
actual
val
ue
transfonrer) for
Tlre al
terrrators
can be olrerated Lrnrcstricted
open
at
any speed
belovr
thc
rateci
v.r1ue
(e.-ct
prinre
nrover).
De-excitation
is
effected
by
terrninals
F1 and
I'2
in
llre
ternrinal
box.
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t
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e
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ra I i
e
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ope
ra
I
i
sn,
lr.
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t__
l
1
Adomolic
rc{klge
C2
Co|lolors
to odio
R2
Tdndem
l)cieot,orncter
F1.F2
l?rrnrrnls lor lr?
cr,i.,l,on
requlotcr
IAVRI
'nlp.ierence
sutpression
ll-ll
CLirenl
lrun\lo,n,e's
t?18
Meo\u.'ng.trr.r,.t
!',, lslo,n.o'e
Al
Orocp compensolLon
devce L1 neoctor
TL.Ts
Spconri.rry
l.onsrofl,,ers
Vt
RectrlLer
v/rih RlS.rnd
Cl
Copocrlor5
nl
By
poss
regisloncc
l6
l4on
re.irlrr lronslorme.
ovcrvollole
pr.)lecl
..
(l) Sro'o'
w'nd,nq1
ol 4lle olrr o1d p'..ier
I
aoro' *rnri'n9i ot
o,lcrnolo,
ord rr/,le-
oFd
nl
,o rolot, g
ieLr,r,ers
O
Conneclions
lor
reterence
volue
seller
Sch€molrc
drogron ot on olle.nolor vrlh
THYRIPART-
exrlolron
(1FC5
352
lo
lFC5
6l(,1
A
s
ta
nda
rd
feature
of
uni
t
(2-phase
current
ra
ti
on.
cOmpensa
parallel
rvith
al 1-ernator breaker
.
duri ng running-trp
of
short-c
i rcu j
ti
ng
thc
tir-rn
ope-
-#
T
-B

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