Page 73
Issue 07/2011
Operation
Checking the generator
5.6.2
Procedure
G. Balle 20.12.201
3
Seite 1 von 1
Run generator at nominal speed
(5
0 H
z)
Ch
ec
k f
or
s
ym
m
et
ric
al
p
ha
se
voltage, are they symm
etrica
l?
Idle nominal voltage de
te
ct
ed
?
Main
winding defective
Æ
contact GT
S
Run generator with rated
load
Ch
ec
k p
ha
se
v
ol
ta
ge
.
Is it nominal?
Measured out
put
volta
ge
above 40 V ~
(A
C)?
Check resistance of main wi
ndings
and excitation windings. D
o values
match data sh
eet?
Measured
out
put voltage is
>40 V~
and below nominal voltage?
Generator is OK,
ch
ec
k e
rr
or
message.
Winding defective,
Æ
contact GT
S
Reman
enc
e lo
ss..
Restore remanence
per inst
ructi
ons
Gen
era
to
r co
nt
rol
ler
defective.
Æ
contact GT
S
Gen
erato
r pol
e
wheel defective
Æ
contact GT
S
yes
yes
yes
yes
yes
yes
no
no
no
no
no
no
Summary of Contents for DWG (BL) 13/7-2 ZE
Page 87: ...Page 87 Issue 07 2011...