QUY TRÌNH VH và bảo DƯỠNG rơ LE RET 670

TONG CONG TY EIPN LI/C DAU KHi VIET NAM

coNc rY

DrEN

Lr/c DAU rHi

F\of Frlt"*,oi*t" H"r

nl riNu

Tirr$

QUY TRINH VAN HANH VA BAo DUONG
RO LE RET 670
wrA HIT,U: PVPHTQTO3TVH

Hd

TTnh, thdng

I2 ndm 2014


i

c0nc ry

DIEN r,Uc nAu

xrri

liQu:
QUY TRINH vAN HANH vA nAo
RET 670

n,q.

Mi

riNn

hi€u tdi li6u:

PVPHTQTO3TVH

Tdi

DUdyc RO LE

i

i

T6p tin.

037.ervt-I-Role-RET670-

i

Ngdy hiQu lsc:

........../12 t2014

NGTIOT

Drlgc PHAN PH6r:

I

Girim d6c

01

2.

Ph6 Gi6m cl6c

02

3.

Dpi di€n lSnh tlpo vO chdt

4.

C6c don vi thu6c Cdng ty

5.

PhAn xudng

6.

Ca vfln hdnh

01

7.

Vpn hdnh vi€n tram 220KV

0l

8.

Phdn xu0ng Sria chfra

0l

luo. ng

01

02

vfn hdnh

0l

CHU TRi SOAN THAO: ph6n xu&ng Vfln hdnh

NGTIOI BIEN SOAN
Chu ky:

NGT.IOI

KIEM TRA

Chfr ky:

t
cHl

Ciro
,ra tUC

frlf,

- xAr

H9 vd t€n: Nguy6n Quy Ki6n
Chfc vp: Chuy€n vi6n

H9 vd t€n: Hodng Vdn Thg
Chtic v.u: Chuy€n vi€n

THAM GIA XEM XET VA GOP'f TTNN:

L

Phdng

K!

thuAt

-

COng nghQ

NGTI

chu

Hg vd t€n: Nguy6n Thanh Tirng
Chric
c1NGn'DrEN qrc

ntiuxni a.4rimt

vU:

Ph6 gi6m d6c


PVPower HT

Quy trinh v$n hirnh vd bio dudng rcr le RET670
i';il;iiifiiii?;

Ngdy hiQu lUc;
......,...t t2/20t4

Md hiPu tdi liQu:

PVPHTQT03TVH
Trang s6:

3/t6

nANc rHEo nOr no suNG srln oor
T,AN STIA

PHIEU

ynu cAu

c)uc ry pfir,r tU.c oAu riti s) ritra

NGAY

SIIA

TOM TAT NOI DUNG SI.IA DOI


Quy trinh v$n hdrnh

PVPower HT

iffiffir;iil;ffi
I

vi bio

dudng rcr le RET670

iNs;tfiidil;:

:

..........t12/2014

MVC LUC

1.
2.
3.
4.
5.
5.1.

Muc ilich.
Ph4m

..........5

vi 6p dUng........

Tdi liQu li0n

quan.

Tu vitit tat, gieithfch thuflt
NQi

ngu..........

dung.

Quy tlinh chung vd an toan khi vfln hdnh hQ th6ng ro

VAn hdnh ro le RET

670..........

5.4. Cdcbdtthudng cta ro le vd c6ch xtrly
5.5.

c(iNG

w

B6o tri ro le

ntF,N r

qft- nlr

r

GRT670..........

rrri rtl rimt

..............

5

................

5

..........6

5.2. Nguy6n l!,, chirc nang cta ro le RET 670 ..........
5.3.

........ 5

Ie.........

.............6
..................6
...........7
.............14
..............

15

PVPower HT

Quy trinh v$n hinh vdr bflo dudng ro le RET670
B;;hil';ifiiffi
i N#thiiliil,

I

1.

i

... ...

Md hi€u tdi li€u:

PVPr{TQTO37V}l

....t t2 I 2014

MUc dich

Quy mdy bi€nrip chinh vdmhy bi€n dp tg dirng RET 670 Nhd mrty di€n vfing Ang l.

2.

vQ

Ph4m vi 6p dqng

Quy trinh ndy dugc 6p dpng cho t6t ch cdc ca vdn hdnh, vfln hdnh vien B6ng dipn, vfln
hdnh vi€n ttqm220 KV, c6c nhdn vi6n bdo dudng sria chta vd cdc crin b0 kj thuQt li€n
quan cria Nhd m6y DiQn Vflng Ang l.

3. Tni liQu li6n quan
- 220KV HV Switchyard Protection System Tripping Matrix;
- Switchyard And Paintransformer package;
- Plant Protection System Protection Principle diagram;
- Unitl Auxiliary Transformer Protection principle Diagram;
- Unit2 Auxiliary Transformer Protection principle Diagram;
- Station Tranformer STI Protection And Measurement Principle Diagram;
4. Tir vi6t tfit, gieithich thuft ngil
DCL

Dao c6ch lv

HTD

HQ thdng diQn

MBA

i M6y bi€n 6p

MPD

M6y ph6t tliQn

MVB

Thanh c5i trung 6p(Medium voltage busbar)

MC

M6y cht
Nhat ky vfn hdnh

PC_T

c)NG

j phi6u
Phi6u c6ne
c(
t6c

PTT

Phi€u thao tirc

QTQP

Quy trinh quy ph4m

Ty DrEN tU. c

oAu xai

n) rinn

6

'cHl

r(iro

,tt


PVPower HT

5.

Quy trinh vfn hinh vdr bio dudng ro le RET670
B;h;;ilia; ihiii
i Nc;;hd iu;,

M6 hj6u tdi li6u:

PVPftTQT03TVH

NQi dung

5.1. Quy ttinh chung vd an toin khi vgn hdnh
Didu

hQ

thiing ro le

1.

Khi ldm viQc v6i hQ th6ng ro le b6o vQ ph6i n6m vtng tfnh nbng, pham vi sri dung cria
tirng lo4i ro le, cSch thirc truy cflp vdo ro le khi vfln hdnh binh thuong, khi su c6 vd
phdi tudn thri c6c biQn ph6p an todn theo c6c quy trinh quy phpm sau d6y:

-

Quy chu6n

k! thu4t qu6c gia vd an todn d6i v6i thit5t bi
Quy trinh thyc hiQn PCT, PTT do Tdng C6ng ty ban hdnh kdm theo quy6t dinh s6
64s I QD-DLDK ngdy 12/ 8120 r0;
Quy Trinh An todn DiQn,

sO

pVpValeT003AT.

Di6u 2.
Trong mQt ca vfn hdnh phdi it nh6t hai lAn ki6m tra tinh trqng ldm viQc cria c6c ro le
th6ng qua c6c thdng tin hi6n thi tr€n mdn hinh vd c6c ddn LED hi6n thi tfn hi6u.

Di6u 3.

Khi ro let6c dQng ili ciltthi}tbf hay c6 b5o ddng nhdn vi6n vfln hdnh phii truy cflp vdo
ro le vd biio ciio kip thoi cho trucmg ca, tru&ng kfp v€ lo4i su c6, thoi gian sdy ra su c6,

c5c th6ng sO ttri xhy ra sg cO Ae Hp thdi c6 bi€n ph6p kh6c phgc sua chf,a, nhanh
ch6ng gi6i trri sy cti clua thi6t bi vA tr4ng th6i sEn sdng ldm viQc.
Di6u

4.

Nh6n vi€n vfln hdnh chi clugc ph6p sri dpng c6c phfm chric ndng tqi mlttru6c cria ro le
d6 truy cflp vdo ro le, tuyQt eOi ktrOng duoc thuc hiQn cfrc thao tdc kh6c c6 the gdy hu
h6ng cho ro le.

Di6u 5.
Nhdn vi6n vfln hdnh khdng dugc ph6p thay i16i mflt khAu vd c6c gi6 tri cdi dpt trong ro
le hay cdc thdng tin vO sy c6 luu trong ro le, c6ng viQc ndy phdi do th$c hi€n vd ph6i dugc su cho ph6p cria ldnh dpo ph6n xuong.

Di6u

6.

Mqi c6ng viQc hiQu chinh, ki€m tra, sta chta ro le ph6i thuc hiQn theo phi6u c6ng t6c.
Kh6ng cho phdp ngudi kh6ng dring chric ndng, chua dugc ddo t4o vO chuy6n m6n truy
cflp vdo ro le dudi mgi hinh thfc.

5.2.

NguyGn

Di6u

7.

lf, chric nlng cfia ro le RET 670

Gi6i thiQu tdng quan

c1t'ta n'nrfrr,t Ltlc nliu KHf nl rimrr


PVPower HT

Quy trinh vfln hAnh
s;;

hanh

tln thii

i

vdr

bio duffng

tai li€u:

rcr Ie RET670

PVPHTQT03TVTI

Ngriy hi€u lvc:

r

I

rang so:

....t 12 t2014

7

l16

Ro le b6o vQ m6y bi€:n 5p RET 670ld mQt thitit bi b6o vQ thdng minh, cd cdc tfnh ndng
di6u khiOn, gi6ms6t, beo vQ tdc dQng nhanh vd chon lqc. RET670 ilugc st dgng eC Uao
vQ cho cdc mdy bitin rip hai vd ba cudn ddy, miy bi6n dp
e ngdu.

C6c chirc ndng b6o

vQ

Bio

Chri'c

STT

nlng bfro

871'

2

87N

3

50/51

MBA

86o

vQ

MBA

chinh

tg dr)ng

(r0t20BAT01)

(00BCT01)

Chric ndng b6o vQ ry6y bi6n 6p,
b6o v9 mqi dpng ngdn mpch b€n
trong m6y bi€n 6p.

x

X

Chyc n[ng .b6o v0 so

x

X

vd c6 thdi gian phU

X

X

Chfc ndng b6o vQ qu6 ddng
chpm dat phia cudn ddy cao 6p

X

X

X

X

M6 te

vQ

I

vQ

lQch

ch6ng tr4m ddt.

Chric ndng b6o v6 qu6 dong

nhanh

cit

thuQc.
4

50/5

lN

mhy bi}n 6p.
5

59N

6

24

5OBF

Chric ndng b6o vQ chdng cham
ddt theo nguy6n tdc qu6 6p.
Chric ndng b6o vQ qu6 tu thdng

(u/F).

X

Chric ndng- b6o vQ chdng hu
h6ng mdy cdt.

x

5.3. V$n hdrnh rcr le RET

X

670

Giao diQn vfln hdnh cta ro le RET 670

Giao diQn ngudi mriy (HMI) duqc sir dung (Intelligent Electrical Device), c6c giao diQn vfln hdnh cua c6c role k! thuflt sO egg ta
tucrng tp nhau. Tiry theo muc dfch srl dpng md ngudi lflp trinh, ttritft
th6m c6c chric ndng brio clQng dti c6nh bdo cho ngudi v4n hdnh.

CONG TY D]EN LUC DAU KHJ AA TLNA

tt! c6 the b6 sung


PVPower HT

Md hi€u tai liOu:

I O"v trinrr v4n
i iilffiilia;ffi;****'

Hinh 1: Ro le b6o

PVP}ITQTO3TVH

vQ RET670

Bdng di€u khi6n bao gdm circ phim tti6u khi0n duoc sri dpng
IED. Bing ctiAu khi6n dugc minh ho4 nhu hinh 2.

116

gi6m s6t vd vdn hdnh

Hinh 2:Bhngcti6u khi€n HMI

Di6u

10.

Chric ndng cira cilcphim cli€u khi€n

Cric phim dugc srl dgng d6 van hdnh IED dugc m6 td trong b6ng sau:

t-,tiut

ttt

utF,N

t,t,l' ttlt

t t' ul

Hl r'littt


Quy trinh vfn hirnh vdr bio dufrng ro le RET670
iffi;d;hiilii;r;
iNdtl;le;ft,

PVPower HT

I

...

... ....1 t2

PVPT]TQTO37VH

^!
r rang so:

I 20t4

9/16

Chfc ning
Phim ndy

dt5

d6ng m6y chthodc dao c6chly.

Phim ndy cl€ m0 m6y

cit ho{c dao c6ch ly.

Phfm ndy cho bitit th6ng tin bdn phim v4n hdnh vd th6ng tin IED.

Phfm ndy

diS

hriy b6 c6c lQnh vd c6c soan th6o.

Phfm ndy

c16

md danh muc chfnh vd di chuy€n dtin c5c mdn hinh m{c

Phfm ndy


lpa chon ctr6 e6 di6u khiiSn LocallRemote cho IED.

Phfm ndy

dO

md mdn hinh Reset.

tlinh.

Phim ndy d€ uat oAu ctrti aO soan th6o vd x6c nhfln nhtng thay cl6i cdi d{t
khi 6 trong chi5 dq nay.
Phim ndy tl6 di chuyOn l6n gifra c6c mdn hinh vd dich chuytin sang ph6i
.
. i .^
trong ch6 dQ soan th6o.
Phfm ndy

t16

di chuytin xu6ng gitra cdcmdn

hi

6
.

cBl

vd dich chuy6n sang

r(iro

iEx Ll

vrC

triii trong cfr6 OO so4n th6o.

c6

x€il rl

Phfm ndy i16 di chuyi5n l€n trong so

116

mQt sgi vd menu dpng c6y.

Phim ndy tto di chuytln xuong trong so dd mQt sgi vd menu dqng cdy.

Di6u

11. LED hiOn thf trpng thdi cinro le RET670

Ba ddn LED tr6n bdng cli€u khi6n cung c6p cric th6ng tin nhu bdng dudi rt6y:

Hi6n thi cria LED

Din

mdru xanh:

Sdng

coNG rY DrEN tt/. c oAu

xnin) riua

Th6ng tin


PVPower HT

Quy trinh v$n hdnh

ffid;i;id;ift;
I

vdr b6o

dudrrg ro le RET670

! Nfit;ic;i;;;

i

..........t 12t2ot4

Nh6p nh6y

Bi l6i.

T6i

Kh6ng c6 ngu6n.

Din

Md hiOu t:ii liOu:

PVPHTQT03TVtI

t0t16

mdru vdrng

Sdng

Dist. Rep. Triggered

Nh6p nhfy

Dang 6 chO

cIQ

Test

Din mdru d6
S6ng

Didu

C6lQnh Trip

12.

Xem c6c th6ng tin chung vA sg co

Dd xem c6c thdng tin chung su cO nhu: s5 thri tg, thdi gian xhy ra sy cO, vi tri l6i, l6p
lpi l6i, tfn hiQu xhy ra,truy cflp vdo dudng d6n sau:
D i sturb ance records

Di6u

13.

lManual trig

Truy xu6t c6c sp kien b6t thudng trong ro le

C6c sg kiqn b6t thudrng dugc ghi nh4n lpi trong ro le, thdng tin v€ sg kiQn b5t thudng
dugc m6 ti nhu: sO ttui tU, thdi gian vd ngdy cria b6t thudng. De xem c6c sg kiQn b6t

thuong truy cflp vdo dudng ddn sau:
Disturbance records/Record xx/Indications

Di6u

14. Xem

chc

gi|tri trip

ni

fJ€ xem cdc giit tri trip truy cflp vdo dudng dAn sau:

Disturbance records/Record xx/Trip v

lc olr

t

Giai tru c6c ddn tfn hiQu (reset led)
Gi6i trir ddn kh0i itQng vd ddn sg c6 tpi dudng d6n sau:
Reset/Reset LEDs/Start and Trip LEDs
MQt hQp thopi hi6n ra, chgn " YES

" di5 Reset

Gi6i trir tdt ch ciic ddn tin hiQu tai duong d6n:

Reset/Reset LEDs/All indication LEDs
MQt h6p tho4i hi6n ra, chon " YES

Di6u

16.

Giai

"

diS

Reset

trt tin hipu lockout

-i,
Ctic d6i
tuqng sau khi TRIP dugc ngdn c6n sF ldm viQc trO l4i bcri Reset chr?c ndng "lockout" Ae A6 gd b6 diAu kiQn lockout.

LDNU \'y D]L:N LI)L'\AIJ KHI HA TIun

-ll3.t
uir
c6nc

taA
T'

.la


Quy trinh vfn hdrnh vir bio dudng ro le RET670
B;ffii;ia;;iili
i N;;tb,c" il;;
I
i
..........tr2t20t4

tt/16

ReseVReset lockout/Trip logic (PTRC)
MQt hQp thopi s0 hiQn ra, chgn ")|ES ,,d6 Reset.

Di6u

17.

Giai tru tfn hiQu bO ctrim

so lAn tg dQng d6ng l4i ngu6n diQn, b0 d,€m m6y c6t, b6 d6m xung vd bQ d6m c6ng t6c
mpch di0n dugc Reset d " Reset counters " trong HMI, 116 giai trtr tin hiQu bQ d6m truy
cflp vdo ducmg d6n sau:
Reset/Reset counters/Autorecloser
Reset/Reset counters/Circuit breaker
Reset/Reset counters/Circuit switch
Reset/Reset counters/Pulse counter
MQt hQp thopi s€ hiQn ra, chon

"yES

Didu

18. Xem c6c thdng s6 vfln hdnh

1)

Truy xu6t dfi liQu

,,d6

Reset

Dgc c6c gi6tri vd truy cQp cilc thdng tin v0 c6c d6i tuqng dugc gi6ms6t, v6n hdnh ph6i
truy xu6t "menu tree" bing cSch sri dung c6c phim mti t6n, cdch truy xu6t dugc thqc
hiOn nhu sau:

-

NhAn phfm

"-+"

-

Nh6n phim

"tr' dd di chuy6n tir tri so d6 mQt sqi

-

d6 di chuy€n d6n menu chinh.

6n Submenu mong mu6n.

dung phim "-)" d€ di chuytin xu6ng phia du6i tr€n HMI tree cho dtln khi
th6ng s6 mong mu6n dugc hi€n thi.

St

Nh6n cl6ng thoi phim

"c"

Nh6n it6ng thdi phim

vdphim

"I" d6xem trang mdn hinh th6ng s6 ti6p theo.

"C" vdphfm "1"

d6 trO

lai trangmdn hinh th6ng

sO

ti6p

theo.

2)

Sri dung phim

"<-"

Xem c6c thdng

d€truy xu6t c6c luu trfi trong Menu tree.

sO v@n

hdnh

Di5 xem c6c th6ng s6 vfln hdnh

nhu ddng diQn, diQn 6p, tdn s5, cdng su6t bicu kitin,
c6ng su6t tdc dung, c6ng sudt ph6n kh6ng vd hQ sd c6ng su6t v4n hdnh vi6n truy c4p
theo dudng d6n sau ddy:
MeasurementsAylonitoring/S ervice values(MMXUySVR

3)

Xem cdc giStri tuong tg phfa so c6p

Xem c6c giri tri tuung tg phia so c6p bAng c6ch truy cflp vdo duong dAn du6i ddy:

IONG ry DrEN

trlc

u,4u xni

a) riwn


PVPower HT

Quy trinh vgn hinh

B;;hfifiA;iil
I

vi bio du6ng ro le RET670

iNClyr,lii"iri",

;

/1)/).r1I

Measurement/Analog primary Values

4)

Xem c6c gi6tri tucmg tg phiathit cdp

Xem c6c

5)

gi|tti

tuong tu phia thri c6p bing crlch truy c4p vdo dudrng dfin dudi
Measurement/Analog

s

Xem gi6 tri ddng

pha


econdary Values

Ei5 xem ddng diQn cria 3 pha vd g6c pha cria chfng, truy cflp theo dudn

g

ddndu6i d6y:

Me asurementsAvlonitoring/Current phas orlCpxx

6)

Xem gi6 tri diQn dp pha

Xem gi5 tri diQn 5p 3 pha vd g6c pha cria chring bing c6ch truy cflp theo dudng dfln
du6i Me asurementsAylonitoring/Voltage phas orlVpxx

Di6u

19.

Doc vd thay c16i cdc giittri cdi rldt

Cdc gi|tri cdi dflt c6 th6 xem vd thay dOi duqc trong "setting Group N,', dudi il6y
rn6 ti cdch tim vd thay d6i c6c th6ng s6 cdi rlpt.

1)

sO

Cric budc thay cl6i th6ng sO cdi rlflt

Th6ng sd cdi d4t rluqc thay tldi theo c6c bu6c sau:

a. Truy xu6t thdng s6 mong mu5n bing cdc phfm mfii tOn.
b. NhAn phfm "E" khi th6ng sO cAn thay il6i silng l6n.

c. Di chuytln giira cdc so tnn tg hoflc c6c ky tg bing c5ch sri dung cfrc phim,,<-,,
vd tt+".

d.

Sri dpng ciic mfri ton lOn vd xu6ng

e.

Nhdn phfm

f. Nh6n phim

2)

diS

thay aoi so thf

"8" v1i m6i thay d6i mong mu6n

"(-"

{r

hoac ky tu li0n quan.

dd duoc ldm.

d6 dich chuy6n l6n trOn mQt mric d trong

HMI tree.

g.

Nguoi vfln hdnh se dugc nhic nho di5 x6c nh0n su thay d6i, sri dung c6c phfm
"<-" vd "-)" d€ di chuy€n gifra "yes" hodc " No" 0 tr€n cria s6 hi€n ra vd nh6n
phim "E" dC x6c nhQn.

h.

NhAn phfm

Xem, cdi clat

"<-"

d6 di chuy6n l€n mric tr€n ti6p theo cria

gi|tri thoi

gian cria hQ th6ng

Ducmg d6n trong HMI nhu sau:
Settings/General Settings/Time/Syem time
C)wo rY ill':tt LUI DAU IiHl HA TINH

HMI tree.


Quy trinh vfn hirnh vir bio dudng ro Ie RET670
i N#tiile;i;;.
li
../ t2 / 2014

PVPower HT

3)

Xem cilc

PVPITTQT03TVH

B;;d;ilU;iffi;

gi|tri

r

rang so:

t3/16

diQn dp ddy

Eudng ddn trong HMI nhu sau:
Settings/General settings/ Monitorin gNotage phasors/phase

4)

-

phase

Xem, cdi clat gi6tri b6o vQ so lQch t6ng tr0 cao
Settings/Setting group N/Differential protection AlighlmpDifferential IIIZD.

5)

Xem, cdi dpt

-

b6o vQ khodng c6ch

Xem c6c gi6 tri diQn trd, dipn kh6ng cdi dflt cria b6o vQ khoang c6ch
hdnh vi6n truy cflp vdo rludng ddn sau:
S

-

gi|tri

2l

vfln

ettings/ S etting group N/Distance protecti on/D istance zones/ zM} |

Xem hu6ng t6c dQng cria bdo

vQ

truy cflp vdo iludng d6n

sau:

Settings/Setting group N/Distance protection/Directionallmpedance

Xem, cdi dpt gi6tri bio vQ qu6 ddng c6t nhanh

6)

Truy cfp theo dudng d6n sau:
Settings/Setting group N/Current protection/BreakerFailure(RBBFyBFp

Xem, cdi d4t

7)

gi|tri

b6o vQ qu6 ddng chpm Aat chtnhanh

cHt

:11tu

vr9r

c6rr

Settings/Setting groupN/Current protection/InstResidualOvercurrent(plOC) /IEF

Xem, cdi d4t b6o vQ l6i mriy c6t

SO

gp

Truy cdp theo tlucmg d6n sau:
Settings/Setting group N/Current protection/BreakerFailure(RBBFyBFp

9)

Xem, cdi ddt

Truy

cQp

gi|tri

b6o vQ rliQn 6p th6p

vdo duong ddn sau:

Settings/Setting group N/Voltage protection/UnderVoltage2Step(pTuv)/TtIv

10)

Xem, cdi

c14t

gi|tri

bdo vQ qud 6p

Truy cflp vdo dudng d6n sau:
Settings/Setting group N/Voltage protectection/OverVoltage2Step(pTov)/Tov.

11) Ki€m tra ddng bO (25)
Truy c{p vdo ducrng d6n sau:
s

ettings/ S etting group N/c ontrol/s ynchronizing(RS yN)/s

coNG TY DrEN Urc

nirr rni n4 riln

I

(irs r

Truy cdp theo dudng d6n sau:

8)

6

yN

PVPower HT

Quy trinh v$n hdrnh vir bio du0ng ro le RET670
Ngay hiQu luc:

........../t2/2014

12)

Xem, cdi dat chric ndng tg rlQng d6ng l4i ngu6n diQn
so tAn d6ng, md titip ditim dugc cdi dat vd truy xu6t qua dudng d5n sau
Settings/Setting group N/Control/AutoRecloser(RREc)/AR

Di6u

-

20.

Kitim tra trong v4n hdnh

Trong m6t ca vfn hdnh phhi itnh6t hai lAn ki6m tra tinh trungldm vi€c cria cdc ro
le thong qua c6c th6ng tin hitin thi trOn mdn hinh vd cdc ddn LED.
Tinh trpng ldm viQc cta b0 x6y, nt5u kiOm tra phdthiQn th6y trong role hodc trong
tt dAt role c6 xuAt hign d6u hiQu tich t9 Am hoflc bsi (b6m tr€n mflt kinh phia
trong) cAn ph6i tim ra nguy€n nhdn vd xt ly ngay.
Trong phong vfln hdnh cdc thi}t bi role, cto ludng vd ty dQng di€n, cdc m4ch nhi
thri ph6i ddmbilo c6c cti6u kiQn (nhiQt dO, dO 6^,...) theo quy chu6n k! thu6t tt6
ddm bdo c6c thi6t bi ldm viQc tin c6y .

tdt ch cdc kitim tra d6i vdi role ph6i ctuqc ghi vdo nhflt ky vdn hdnh. Nhtng ph6t
hi6n kh6ng binh thudng cflng ph6i dugc ghi lai dAy iln d6ng thoi bdo c6o TC,TK.

C[rcbdt thulng cria ro le vi cfch xfr

ti

21. Xt lli sg cti ro le t6c itQng
Khi c6 sp cO ro le t6c dQng, nhdn vi€n vfn hdnh phdi ghi l4i trqng th6i cbc rtdn LED,
ghi nh4n th6ng tin sy cO trong bd ghi su c6 cta ro le vd thuc hien bdo cdo theo quy

=

'xirr
.dilo
:

oft

raAl

OT\
oIu

tlinh.

:

Di6u

22.

rfux

C6c 16i thi6t bi thucrng gflp

9

Khi c6 l5i xu6t hiQn, c6c th6ng tin v6 r6i dugc hi6n thi t4i dudng d6n sau:
Main menu/Diagnostics/IED status/General
Cacbdtthudng thitit bi, nguy6n nhdn t6i va c6ch xri ly duqc
STT

01

Tin hiQu tr6n

NguyGn nhffn

HMI
Intern Fail

N[IM-mod
02

Warning

03

NtlM-Modfail Fail

c)nc ry pEN rvc

n,4u

rnj n) riNa

mO t6 theo b6ng

C6ch xfr

d6n

thdi gian cria hQ th6ng:
- Ddng frO ttrUi gian thuc;
- DOng bQ thdi gian.
Main processing module bi
rot,

tf

-

Ki€m tra cdc b6o dQng
khric dtin tim ra
nguy€n nh6n l6i

-

Cdi ddt lai thoi gian

C6 l6i nQi bO bdn trong ro le

Bat thudrng li6n quan

du6i d6y:

cho rcr le.

- Ki6m tra sua chfra
I r rr rr I r

rle 1{I lh/t


PVPower

Quy trinh vfn hdrnh vir bio du0ng rcr le RET670

IIT

Mn hipu tdi liQu:

15/16

Md ilun chuy€n d6i AD bi
lol.

ADC module fail

04

-

ki6m tra sria chtia m6
dun ADC.

- Ki6m tra m6 dun IO
CANP 9 BIMI Fail

05

dugc cdi rlat va k6t nOi
t6i khoi IoP- I .

MO dun IO bi l5i.

- Kii5m tra sta chfta M6
ilun IO.
Real Time Clock

06

DOng h0 thdi gian thgc bi
reset.

Warning

-

Cdi df;tlai ttdng hd
thdi gian cta ro le.
Ki€m tra ngu6n thdi

07

TimeSync Warning

08

BIMnn Fail

09

BOMn Fail

10

IOMn Fail

l1

MIMn Fail

l2

OEM Fail

5.5. Bio tri
Di6u

23.

Mdt d6ng

bQ

thoi gian.

Md dun ng6 vdo sd tht n bi
l5i 1nn s6 module).
M6 dun ng6 ra s6 thri n bi
l6i.
M6 dun ng6 vdo/ng6 ra thri n
bi l6i.
M6 dun ngd vdo mA (MIMI)
bi l5i.
Optical ethernet module bi
l5i.

gian d6ng bQ.

Ki€m tra sta chiiaa
A a

r . rX.

mo oun Dr lor.

rcr le GRT670

Hu6ng ddn thdo vd lEp IED

c6ng viQc th6o vd l6p dat IED

t1 thtngudn

diQn

I chi6u

ducvc

thuc hi€n theo cdc bu6c sau:

c6p cttin m6 dun.

2)

Ngdn mpch m6y bi6n dong sau d6 ng6t todn bQ c6c t6t nOi ddng cliQn, iliQn 6p tir
IED.

3)

Th6o tdt ch cdc ddy tin hiQu bing cdch go female connector.

a) Ngft
5)

t<6t nOi

sgi ddy c6p quang.

Th6o c6c con vft tr€n t6m chinh phia sau IED.

6) N6u thay m6 dun miiy biiln rip:

-

Th6o IED

tt bing ili€u khi6n.

Th6o t6'mphiasau IED.

c1NG ry DrEN LUc D,4u KHi

n)

ri\a

h

g


PVPower HT

Md hi6u tai li6r:

Quy trinh v$n hirnh vir bf,o duOng ro le RET670
san ha;ii iA; ihui
i Ns;t h;dffi,

PVPIITQTO3TVIt

t6/16

-

Th6o t6m phia trudc IED.
Th6o c6c con vit

vd I con 0 ding

7)
8)

git

md dun m6y bi6n 6p, c6 hai con

vit I

con d rling tru6c

sau.

K6o mO rlun bi l6i ra.
KiiSm tra m6 dun m6i c6 ctng lopi v6i m6 dun cfl kh6ng.

9) Ki6m tra ld xo tr€n thanh rail dugc

t
h-o.

p vdi m6 dun m6i

khdng.
10) L6p mO dun IED.

Didu24. 86o du0ng dinh kj'hdng ndm/Sria

chfia nh6

C6c cdng viOc sau cAn thgc hiQn trong mdi Aqt sria chta nh6, dinh kj, (tiCu tu
tu) hQ thdng:

-

-

/ trung

Ve sinh c6c tri ro le.
KiiSm ta ti d[t role, role vd c6c hdng kgp d6u d6y trong tri vd o mflt sau b6ng
role d6m b6o nguy€n v9n, binh thudng vd chic ch6n. xitit tai c6c k(:t noi aien Ui
l6ng.
.,.

Ki0m
tra nguon nu6i cria ro le ddm bho cdc gi6tritrong gi6i cho ph6p.
^
Ki6m tra pin cria ro le.

Sau m6i lAn t6c ttOng sai ho{c ttr ch6i t6c d6ng c6c thi6t bi phai dugc ti6n hdnh ki6m
. . t . ..
tra biit thuong (sau sg cd) thf nghiQm lpi theo quy trinh ri€ng.

Di6u

25.

Sria chtra lcrn

c6c c6ng vi€c sau cdn thuc hiQn trong m6i eqt sria chf,a l6n (clai tu) hg th6ng:

-

V0 sinh ciic tri ro le.
Truy c{p vd luu trt dfr liQu.
Kii5m ta
dflt role, role vd c6c hdng kgp d6u d6y trong tri vd o mflt sau b6ng
role d6m b6o nguy6n v9n, binh thuong vd ch6c chin. Xitit lui cdc ttit noi di€n bi
l6ng.

-

Ki0m tra ngudn nudi ro le.
Ki6m trat6c clOng c6c chric nang bdo vQ cria ro le (Funtion test).

ti

c)nc rr o6N tvc oAu r