Download Print this page

Siemens MJ-X Installation And Operation Manual page 54

Voltage regulator control panel
Hide thumbs Also See for MJ-X:

Advertisement


0-; &RQWURO 3DQHO $XWRPDWLF 0RGH
&2*(1 &RJHQHUDWLRQ
7KLV PRGH RI RSHUDWLRQ LV IRU XVH RQ V\VWHPV ZKHUH
SRZHU IORZV IURP 8WLOLW\ WR FRQVXPHU DW FHUWDLQ WLPHV DQG
IURP FRQVXPHU WR 8WLOLW\ DW RWKHU WLPHV ,Q WKLV PRGH WKH
WDS FKDQJHU RSHUDWHV ZKHQHYHU FXUUHQW PDJQLWXGH HLWKHU
IRUZDUG RU UHYHUVH H[FHHGV WKH I 7KUHVKROG
,Q WKLV PRGH WKH FRQWUROOHU DOZD\V RSHUDWHV LQ )RUZDUG
PRGH )RUZDUG /LQH 'URS &RPSHQVDWLRQ YDOXHV DUH XVHG
ZKHQ IRUZDUG FXUUHQW PDJQLWXGH H[FHHGV WKH I 7KUHVKROG
VHWSRLQW 5HYHUVH /LQH 'URS &RPSHQVDWLRQ YDOXHV DUH
Reverse Current
Forward operation
with Reverse LDC
&RJHQHUDWLRQ 0RGH
Figure 6.7

VHWSRLQW
Tap changes inhibited
RPF indicator on
Band indicators flashing
I
Threshold %
1%
Current
XVHG ZKHQ UHYHUVH FXUUHQW PDJQLWXGH H[FHHGV WKH I
7KUHVKROG
VHWSRLQW 7DS FKDQJHV DUH LQKLELWHG ZKHQ
FXUUHQW PDJQLWXGH LV EHWZHHQ WKH I 7KUHVKROG
SRLQWV
,I WKH I 7KUHVKROG
VHWSRLQW LV ]HUR WKH UHJXODWRU RSHU
DWHV LQ WKH VDPH PDQQHU DV DERYH XVLQJ WKH 
WLRQDO OLPLWV DV WKH I 7KUHVKROG
9LHZ 3ZU )ORZ &2*(1 RQ WKH &21),*85(! 0HQX
Forward Current
Forward operation
with Forward LDC
RPF indicator off
0
1%
I
Threshold %
6LHPHQV 3RZHU 7UDQVPLVVLRQ
VHW
RSHUD
VHWSRLQWV
'LVWULEXWLRQ //&

Advertisement

loading