electrical system.ppt 2014

7/21/2019 Electrical System.ppt 2014

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TECHNICAL OPERATIONS TECHNICAL OPERATIONS

DEPARTMENTDEPARTMENT

TECHNICAL SEMINAR

AND ORIENTATION

APRIL 25-26, 2014APRIL 25-26, 2014

WELCOMEWELCOME



TOPICS TO BE DISCUSSED

• ELECTRICAL SYSTEM

• GENSET PREPAREDNESS

• FDAS

• FIRE PROTECTION SYSTEM

• PROJECT MANAGEMENT GUIDELINES• TECHNICAL AUDIT PROCEDURES

• OPEN DISCUSSION

APRIL 25, 2014APRIL 25, 2014




• SIMULATION TESTING OF THEFOLLOWING:

ATS AND GENSET !GREEN"ELTPAR#PLACE$

FIRE PROTECTION SYSTEM !GREEN"ELTE%CELSIOR$

APRIL 26, 2014APRIL 26, 2014



E&'()*+(& S.)'/E&'()*+(& S.)'/

* H+3-R+.'* H+3-R+.'"+&+"+&+




• ELECTRICAL COMPONENTS INSIDE THE "UILDING

• OPERATION, MAINTENANCE AND

"ASIC TESTING AND TROU"LESHOOTING



7IDEO



GCB

ATS

GEN

MCB

UTILITY

34.5 KV

220 V Bus

LVSG

NORMAL

EMERGENCY

P-

/)' T*.*/'*

HVSG

7

C"

L

"S

Large M!rs

440 V Bus

EM PPLP

D*-)8'

T*.*/'*

M M E

Bus "u#! $ee"er % G$&'0$(

Bus "u#! $ee"er % ''$&20$(

Bus "u#! $ee"er % 2'$&30$(

M)*

MCB

34.5 KV + 440V&4,0 V

ATS -ra/ 1er



THAN# YOU



HIGH VOLTAGE SITCHGEAR



WHAT IS 7ACUUM CIRCUIT "REA#ER 9

- A '+(' .' + /'+/ &)'*/ ;0,000 &). 8<

- A*( +. +.&)' + )3' ..)'/ )3*3)3' (/ (3/='* *+ .3*)(+*(+) * '*&<



COMMON PRO"LEMS ANDSOLUTIONS

1<E&'()*+( (3*+

2<M& &''*;< T*+88+ .('*+



BACK



HIGH RISE BUILDINGHIGH RISE BUILDING

system componentssystem components

4< W)'*

LOA) BREAK SITCH



WHAT IS A LOAD "REA# SWITCH9WHAT IS A LOAD "REA# SWITCH9

A '&'()*+( .>+)(3 + (+*(+) >+)3 .''*&3*' )3. &)., '.+' ) (** &*' /) (**') >+)3) '*3')+)3' 8' 8.+)+, 3+ '3 +.&)+) +.&)' )3' (+*(+) + (&.' 8.+)+, '?+88' >+)3 *( +)'**8)'*. ) +)'**8))3' & (**')<

L-=*'@ .>+)(3'. *' *'?+*' ) /+)+)3' (8=+&+) +)'**8)+ )3' &(**')<



WHAT ARE THE PARTS OF LOAD "REA#WHAT ARE THE PARTS OF LOAD "REA#

SWITCHSWITCH

P>'* F.'A)+-S+&' P3.+ D'+('A*/ &''* * M& 8'*)+7(/ C+*(+) "*'@'*P)')+& T*.*/'*C**') T*.*/'*I'*)'*



COMMON PRO"LEMS ANDCOMMON PRO"LEMS AND

SOLUTIONSSOLUTIONS TRIP FUSEMANUAL LE7ER

O7ERLOAD



BACK



4< W)'*

*A) MOUNTE) TRANS$ORMER

RATING 34.5 KV + 440 V



R)' P*+/* 7&)' +. ;4,500

&).<S'(* &)' +. 40B440B460

&).<

U+) .' ) ')'*/+' )3' C8(+)+. #+& 7&) A/8'*' M' 7&)A/8'*' * #7ABM7A



COMMON PRO"LEMS ANDCOMMON PRO"LEMS AND

PRE7ENTI7E MAINTENANCEPRE7ENTI7E MAINTENANCE

CHEC#LISTCHEC#LIST1< OIL LEA#

2< UN"ALANCE LOADING OR

LOADED

;< FUSE LIN#



TRANSFORMER STANDARD TESTING TRANSFORMER STANDARD TESTING

1. Automatc O! D"e!ect#c Test" T3' */& *'+ .3& ) ='

&>'* )3 ;4<5 #7 )3' '*'*'+, + . +) +. *'(//'' )(3' )3' )*.*/'* +&<




$. T#ans%o#me# Tu#ns Rato Mete#- T3' &)' *)+ =)+' = )3' )'.) +. (/8*') )3' /'8&)' &)' *)+< T3' *)+ =)+'*/ )3' '& )'.) .3& *'' >+)3 )3' ()*>+)3+ 0<5<




&. T#ans%o#me# 'n(n) ResstanceMete#" T*.*/'* >++ *'.+.)('. *' /'.*' +*'* ) (3'(@ * =*/&+)+'. ' ) &.'

('()+., =*@' .)*., 3+3-()()*'.+.)(' + )8 (3'*.<




&. INSULATION RESISTANCE TEST



BACK



"US DUCT FEEDER LINE"US DUCT FEEDER LINE



C// 8*=&'/. ".C// 8*=&'/. ".

()()1< ".) () E8&.+



BACK



AUTOMATIC TRANSFERAUTOMATIC TRANSFER

SWITCHSWITCH



ATS OPERATION AND SAFETYATS OPERATION AND SAFETY

FEATURESFEATURES

OPERATION

- T*.'* 8>'* */ N*/& )E/'*'(<

SAFETY FEATURES

-

A)+-.+&' 83.+- O'*B'* 7&)'

- P3.+ P*)'()+



TYPES OF ATS TYPES OF ATS



"*'@'*-)8' ATS"*'@'*-)8' ATS

•S') ')*'.

1<E&'()*+(& M'(3+(& I)'*&(@

2<O'* &)' '*&)'



4< W)'*

NORMAL CB MAIN CB

EMERGENCY CB GENSET CB



I)'&&+'(' C+*(+) ATSI)'&&+'(' C+*(+) ATS

"(@ N')



CHANGE-O7ER TYPECHANGE-O7ER TYPE

- N*/& 8>'* E/'*'( 8>'**' +*'()& )8 */ )3' (// =.<

- I) +. ) +.=&' ) +.)&& + &.*')'* )3 1000 A/8'*'.<

- R'(//'' * *'.+')+&(/++/ >+)3 /++/& &

('()'<

C3' '* T8'C3' '* T8'



C3'-'* T8'C3'-'* T8'



COMMON PRO"LEMS ANDSOLUTIONS

1<D''()+' S'&'()* S>+)(3

2<"&> F.'

;<D''()+' R'&.

4<E&'()*+(&BM'(3+(& I)'*&(@



D''()+' ATS S>+)(3D''()+' ATS S>+)(3



--



COMMON PRO"LEMSCOMMON PRO"LEMS

F+&*' ) S)*)"))'* 7&)' R'+ !247-27$

"))'* )'*/+& ('()+.

S'&'()* S>+)(3 ()()L> &)' )8) *'?'(A.)/') &)', *'?'(

*8/S8'' C)*&&'*

D''()+' )3'*/.))



1.1. E.*' /8&' .88& E.*' /8&' .88& +'.'& )3) >+&& &.) * )+'.'& )3) >+&& &.) * )

&'.) 4 3*. *+<&'.) 4 3*. *+<

$. C3'(@+ '& &+' )'&'.<N)': E.*' )3) )'&'. *' */&& 8' )3) '& &+'. *'

(&' *''



&.&. C3'(@+ =))'* )'*/+&. + 8*8'*& ('()',C3'(@+ =))'* )'*/+&. + 8*8'*& ('()',

'.*' =))'* &)' +. >+)3+ )3' .)* *'+'.*' =))'* &)' +. >+)3+ )3' .)* *'+

!24-2 &).$<!24-2 &).$<N)': R'8&(' GENSET =))'* ''* 2 '*. ) '.*'N)': R'8&(' GENSET =))'* ''* 2 '*. ) '.*'

)3) =))'* ''()+''.. >+&& ) =' (/8*/+.'<)3) =))'* ''()+''.. >+&& ) =' (/8*/+.'<

4. Always check batterysolution level and refill if

necessary use distilled water!

5. "ake sure that batterychar#er is always on and set

on trickle $ode!



*.*. M@' .*' )3) >)'* &''& +.+' )3' *+)* +.M@' .*' )3) >)'* &''& +.+' )3' *+)* +.

.K(+')<.K(+')<

N)': R'(//'' ) +(&' '+' (&)N)': R'(//'' ) +(&' '+' (&)

+ )3'+ )3' /+)*'</+)*'<

+. M@' .*' )3) GENSET 3. .K(+') '+' +& &''&< N)': R'8&('/') +&, '& &)'*. (3' +&

+. *'(//'' ''* 500 *+ 3*. * 12/)3. !1 '*$<



. Checkin# of the tension of the fanbelt!

%ote& This should not be loose

or too ti#ht reco$$ended to have a

s'are fan belt!

,.,. M@' .*' )3) >)'* &''& +.+' )3' *+)* +.M@' .*' )3) >)'* &''& +.+' )3' *+)* +.

.K(+')<.K(+')<

N)': R'(//'' ) +(&' '+'N)': R'(//'' ) +(&' '+'

(&) + )3'(&) + )3' /+)*'</+)*'<



1-.1-. E.*' )3) ''*)*E.*' )3) ''*)*

(+*(+)(+*(+) =*'@'* +. + (&.'=*'@'* +. + (&.'

8.+)+8.+)+

11. M@' .*' )3) )3' .)*8'*)+ 8*/')'*. )3'''*)* +. (3+''<

RPM: 100O)8) &)': 40 7F*'?'(: 60 H



1$.1$. I ''*)* *. ()+.& )3'I ''*)* *. ()+.& )3''+' )'/8'*)*' +. (/+ (&.' ) 100'+' )'/8'*)*' +. (/+ (&.' ) 100

'*''. C'&.+.< T* +) ''*+''*''. C'&.+.< T* +) ''*+'

+ )'* 1 3* ) 8*'') +) */ ='++ )'* 1 3* ) 8*'') +) */ ='+

'*>*@'<'*>*@'<

GENERAL INSPECTIONGENERAL INSPECTION



Mantenance Items Stan(a#( Se#ce TmeDa!y 'ee/!y Mont0!y

Batte#y C!ean No co##oson 2

Dese! 4u!! 2

Bo(y C!ean 2

A# 4!te# c!ean 2

E20aust system o/4#ee %#om 5!oc/a)e 2

En)ne No !ea/ 2

C0a#)e# C0a#)n) 2

O! Lee! &6 " Nea# 4u!! 2

Coo!ant Lee! H)0 2

Test Run Goo( 2

D#an 'ate# %#om Dese!Tan/

Done 2

Batte#y E!ect#o!yte H)0 2

Batte#y Spec7c G#aty s.). 1.$+- 2

ON&SITE INS*ECTION GUI)E



GENERAL INSPECTIONGENERAL INSPECTION

Mantenance Items Se#ce Tme

Mont0!y 8ea#!y

C0ec/ coo!ant concent#aton 2

D#e 5e!t tenson 9

C0ec/ #a(ato# 0ose 2

G#ease %an (#e 9

C0an)e o! 7!te# 2

C0an)e %ue! 7!te#s 2

C!ean coo!n) system 2

A!te#nato# nsu!aton test 9

SERVICE *ROVI)ER INS*ECTION

GUI)E

GENERATOR DAILY MONITORING FORM



DATE T+/' A) /'

"))'*

O+& L''& !(3'(@+8.)+(@ + +& +. +)3' /*@'* &''&$

D)@ !(3'(@+'.'& &''&,

+.8'() * '&&'@.$

R+)*!(3'(@ *

&'@.$I.8'()' = R'/*@.

7&)'!.3& ='

=')>'' 24-2&).$

C3*'* +.('()'

8'*)+&

T'*/+&.*'

(()'8*8'*&

C3'(@' ": N)' =:

P*8'*) E+''* P*8'*) H'

N)': T3+. /+)*+ &.3'') .3& & =' ((/8&+.3' = E+''*+ S) &< N) * S'(*+) P'*.'& .'<

S**''* ) PE + )3+. /+)*+ &.3'') +. &*' && ((/8&+.3'< F*+.3 '> =&@ (8<

F* 8*8'*)+'. >+)3 /&)+8&' /+)'(', '(3 8'*.'& +. *'?+*' ) ((/8&+.3 )3+. *+ )3'+* )<

GENERATOR OPERATION MONITORING FORM

DATE



TIME

INDICATORS STANDARD

R+)* W)'* L''& F&&

R+)* W)'* T'/8'*)*'

F'& L''& ) &'.) 0

E+' O+& L''&.'' /*@'* )

+8.)+(@

"))'* C3*'* F()+&

"))'* C3*', 7( 24 - 2 7(

"))'* S&)+ L''& F&&

F*'?'( R'+ 60

R'&)+ 8'* M+)' 100

P+&) L+3) I+()* B ()*&&'* F()+&

7&)/')'* R'+

L1L2

L1L;

L2L;

A//')'* R'+

L1

L2

L;

C3'(@' =: N)' =:

P*8'*) E+''* P*8'*) H'

N)': T3+. /+)*+ &.3'') .3& & =' ((/8&+.3' = E+''*+ S) &< N) * S'(*+) P'*.'& .'<

S**''* ) PE + )3+. /+)*+ &.3'') +. &*' && ((/8&+.3'< F*+.3 '> =&@ (8<

T =' ((/8&+.3' *+ ''*)* 8'*)+. )'.) *. !>''@& >+)3B) & *+ 8>'* +)'**8)+.$

D*+ POWER INTERRUPTIONS, )3+. &.3'') .3& =' /+)*' + 3*& =.+.<

D*+ WEE#LY TEST RUN, )3+. &.3'') .3& =' ' >+)3+ )3' )'.)+ +).'&<



STARTING "ATTERIESSTARTING "ATTERIES



C&'+ )3' "))'*+'.



C&'+ )3' "))'*+'. #''8 =))'*+'. (&' = >+8+ )3'/ >+)3 /8

(&)3

I (**.+ +. 8*'.') * )3' )'*/+&., >.3 +)>+)3 .&)+ =@+ . >)'*

A88& &+3) 8')*&'/ '&& )3' )'*/+& )3'=))'* )'* *'8&(+ ('()+.

C3'(@+ S8'(+( G*+) U.' =))'* 3*/')'* ) (3'(@ )3' .8'(+(

*+) A && (3*' =))'* .3& 3' .8'(+(

*+) 1<260



C3'(@+ E&'()*&)' L''&

M+)+ '&'()*&)' &''& ) )3' =))/ )3' &&'*'(@ = + +.)+&&' >)'*

D ) >)'* ) +.(3*' =))'*+'.

WARNING D ) )+3)' * *'/' (=&'. >3+&' =))'* +.

(3*+

R'/' (=&' ('()+. >3+&' + /+)'('

>*@. =))'*+'.



MANUAL AND AUTOMATICMANUAL AND AUTOMATIC

TESTING OF THE TESTING OF THE

GENERATORGENERATOR

>+)3 >+)3) &>+)3 >+)3) &

M& )'.)+ W+)3) &M& )'.)+ W+)3) &



M& )'.)+ W+)3) &M& )'.)+ W+)3) &S)'8.:

1< D'-()+)' )3' (+*(+) =*'@'* )3'

G''*)*<

"ake sure that

this is in (O))*

'osition!

%ote& "ay differ fro$ 'ro'erty to 'ro'erty

M& )'.)+ W+)3) &M& )'.)+ W+)3) &



M& )'.)+ W+)3) &M& )'.)+ W+)3) &2< S') )3' G''*)* M&BRBH /'<


;< P.3 )3' START =)) ) * )3' ''*)*<

M& )'.)+ W+)3) &M& )'.)+ W+)3) &



M& )'.)+ W+)3) &M& )'.)+ W+)3) &4< R )3' GENSET * ;-5 /+)'.< O=.'*' O=.'*'


5< T* )3' G''*)* OFF<

6< R')* )3' G''*)* AUTO/'<

M& )'.)+ W+)3) &M& )'.)+ W+)3) &



M& )'.)+ W+)3) &M& )'.)+ W+)3) &< A()+)' )3' (+*(+) =*'@'* )3' G''*)*<

"ake sure that

this is in (O%* and

(char#ed* 'osition!




7+' 8*'.'))+7+' 8*'.'))+

M.) D ='*' T'.)+ GENSETM.) D ='*' T'.)+ GENSET



M.) D ='*' T'.)+ GENSETM.) D ='*' T'.)+ GENSET

>+)3 LOAD>+)3 LOAD

I*/ )3' U+) O>'*BT'). = (+*(&)+ /'/

P*@ )3' '&')* )3' * *<

E.*' +&=+&+) )3' '/'*'( &+3).B.3&+3)

I*/ A/+, S'(*+) M+)'(' 8'*.'&<


M& )'.)+ W+)3 LM& )'.)+ W+)3 L



'. '. STEPS:

1< S') )3' ATS M& 8.+)+<

M& )'.)+ W+)3 LM& )'.)+ W+)3 L



2< S') )3' ''*)* M&BR /'

;< P*@ )3' E&')* ) * &''&<

4< T* )3' N*/& (+*(+) =*'@'* )3' ATS +

OFF 8.+)+<

M& )'.)+ W+)3 LM& )'.)+ W+)3 L



5<S)*) )3' G''*)* !N)': W+) )+& +) *'(3'. 100 *8/$


6< T* )3' E/'*'( (+*(+) =*'@'* )3' ATS+ ON 8.+)+<

M& )'.)+ W+)3 LM& )'.)+ W+)3 L



M& )'.)+ W+)3 LM& )'.)+ W+)3 L< R * 15-;0 /+)'., O=.'*', R'(*

8*/')'*.<< P*@ )3' E&')* ) * &''&<

Q< D'()+)' )3' E/'*'( C+*(+) "*'@'*

10< A()+)' )3' N*/& C+*(+) "*'@'*

M& )'.)+ W+)3 LM& )'.)+ W+)3 L



Q< L') )3' G''*)* * * ;-5 /+)'. !C& D>$

10< T* )3' G''*)* OFF

11< S') )3' ATS G''*)* AUTO /'




A)/)+( T'.)+ WITH LA)/)+( T'.)+ WITH L



STEPS:

1< E.*' )3) )3' G''*)* ATS +.

A)/)+( /'< 2< P*@ )3' E&')* ) * &''&<

;< S') )3' ATS T'.) /'<

4< R )3' '.') * 5-10 /+)'.< O=.'*',

R'(* 8*/')'*.<5< R')* )3' ATS AUTO /'<




BACK



4< W)'*

)RY TY*E TRANS$ORMER

RATING 440+220 VOLTS



DRY-TYPE TRANSFORMERDRY-TYPE TRANSFORMER

EE ROOM CHEC#LISTEE ROOM CHEC#LIST



EE ROOM CHEC#LISTEE ROOM CHEC#LIST



HOW TO COMPUTE UN"ALANCE 7OLTAGEHOW TO COMPUTE UN"ALANCE 7OLTAGE




FOR MOTORSFOR MOTORS

+ ,olta#e unbalance de#rades the 'erfor$ance and

shortens the life of a three-'hase $otor! ,olta#e

unbalance at the $otor stator ter$inals causes 'hase

current unbalance far out of 'ro'ortion to the volta#eunbalance!

+ Unbalanced currents lead to tor.ue 'ulsations

increased vibrations and $echanical stressesincreased losses and $otor overheatin# which results

in a shorter windin# insulation life!

UN"ALANCE 7OLTAGEUN"ALANCE 7OLTAGE





FOR MOTORSFOR MOTORS

Ho: to Ca!cu!ate ;o!ta)e Un5a!ance

L1247, L22;67, L;2;0

Step 1< A )')3'* )3' )3*'' &)'*'+.:

24 2;6 2;0 147

Step $< F+ )3' '*' &)'<

14B; 2;7

Step &< S=)*() )3' '*' &)'



Step &< S=)*() )3' '*' &)'*/ ' )3' &)'. )3) >+&&++()' )3' )#eatest &)'

+'*'('< I )3+. '/8&':

24 2; 107

Step 6< 100 % *')'.) &)' +'*'('

'*' &)'

100 % 10B2; 6.$ pe#cent o!ta)eun5a!ance

It is recommended that the voltageunbalances at the motor terminalsnot exceed 1%.



SAMPLE COMPUTATION HOW ) .+' SAMPLE COMPUTATION HOW ) .+'

T*.*/'*9 T*.*/'*9FULL LOAD CURRENTI @7A 1000

1 < ;2 7&)' R)+

F+ )3' @7A *)+ T*.*/'* ) =' .' +(//'*(+& =+&+ >+)3 )3' (/8)' & 165A/8'*'.< T3' '+.)+ +&=&' &)' '&'()*+(&(8'*)+' +. 40 &)., )3*''-83.', 60 3'*)< 7&)'*'?+*'/') )3' =+&+ +. 2;0 &). , )3*''-83.',603'*)<

@7A 1<;2 2;0 165

1000

65<; @7A

U.' 5 @7A, )3*''-83.', 603'*), 40B2;0 &).



BACK



".+( )&. E?+8/')".+( )&. E?+8/')



".+( )&. E?+8/')".+( )&. E?+8/')

ACU HP )+ ) )+ACU HP )+ ) )+



ACU HP *)+ (/8))+ACU HP *)+ (/8))+

Coe#e( A#ea =e# Capacty >Stan(a#(? >Inc!u(n) 0eat !oa("pe#sons?

1.- H= 10-12 .?< /

1.@ H= 1-20 .?< /

$.- H= ;0-;2 .?< /

$.@ H= ;-42 .?< /

&.- H= 4-50 .?< /

6.- H=&TR 60-65 .?< /

+.- H=@TR Q0-Q5 .?< /

electrical system.ppt 2014

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