33kV Cable Sizing Calc

TCE CONSULTING ENGINEERS LIMITED 30!"1007#3C$# 00011#P0C

SHEET i OF i 33 kV MV CABLE SIZING REPORT

SAUDI ELECTRICITY COMPANY COMPANY EASTERN OPERATING OPERATING AREA Dammam, Saudi Arabia GENERATION EXPANSION OF ARAR POWER PLANT (CONTRACT NO : 3!"#$%&

DESIGN 'ASIS FOR  33) M) CA'LE SI*ING

E( NO. )'TE

PEP'E) &*

CHEC+E) &*

C$E'E) &*

'PPO(E) &*

,ENE'TION E-P'NSION OF '' POE P$'NT /CONT'CT NO : 30!"100700

 '' 334( C'&$E SI5IN, EPOT

)OC6MENT NO. 30!"1007#3C$#00011#P0C

CONTENTS

SECTION

DESCRIPTION

1.0

SCOPE

".0

ST'N)')S  EFEENCES

3.0

,ENE'$ P''METES

!.0

SI5IN, CITEI'

%.0

CONC$6SION

.0

C'&$E SI5IN, EPOT S6MM'*

,ENE'TION E-P'NSION OF '' POE P$'NT /CONT'CT NO : 30!"100700

,ENE'TION E-P'NSION OF '' POE P$'NT /CONT'CT NO : 30!"100700  '' 334( C'&$E SI5IN, EPOT #.$

)OC6MENT NO. 30!"1007#3C$#00011#P0C

SCOPE Sco?e o= this re?ort is to clc
'.$ ".1 "."

STANDARDS & REFERENCES IEC 098#short circ
".3

SES#P#10!.03 # Cle Selectio2 #E2;i2eeri2; st2rs.

".!

+eA O2e $i2e )i;r@ =or 'rr Pl2t )rBi2; No:+'7!81D E( P0)

".%

S'6)I C'&$E COMP'N* # Mei<@ (olt;e Cles Ctlo;
3.$

GENERAL PARAMETERS # )e?th o= &
4$

SIZING CRITERIA

s ?er Cl.No.!.01.1D!.01."  !.01.3 ?;e 70  71o= 33 o= PTS # 10""

,ENE'TION E-P'NSION OF '' POE P$'NT /CONT'CT NO : 30!"100700  '' 334( C'&$E SI5IN, EPOT

)OC6MENT NO. 30!"1007#3C$#00011#P0C C2556+/ C(55)*+, (7(*/) *+ A870 95 #C  %3$ S;88

L()*+, C+*/*+0 1*+ A*5

$i i2 'ir /trADi2 9<(/ 958(/*+ '@ie2t Te@?ert
990

$i i2 'ir /TrAD i2 /569*< 958(/*+ '@ie2t Te@?ert
97%

The =olloBi2; )erti2; =ctors hve ee2 co2siere s ?er S'6)I C'&$E COMP'N* Ctlo;()0 :195 =/? F<(/@/569*< 958(/*+ # # # #

o= Sectio2 #  ,ro<2 Te@?ert
)erti2; Fctor + +

 

+1 x +" x +3 x +! 0."%

,ENE'TION E-P'NSION OF '' POE P$'NT /CONT'CT NO : 30!"100700  '' 334( C'&$E SI5IN, EPOT

)OC6MENT NO. 30!"1007#3C$#00011#P0C

ech e2 o= cleD lso  10@ =or rise  =ll o= cle. So le2;th  "31@. The (olt;e ro? chec4 is clc
SHORT CIRCUIT SIZING.  'ccori2; to SES#P#10!.03 E2;i2eeri2; st2 rs Cl No:!.9. the @xi@<@ short circ@@ +  Te@?ert
,ENE'TION E-P'NSION OF '' POE P$'NT /CONT'CT NO : 30!"100700  '' 334( C'&$E SI5IN, EPOT

)OC6MENT NO. 30!"1007#3C$#00011#P0C

GENERATION EXPANSION OF ARAR POER PLANT 1CONTRACT NO : 3$4'#$$!@$$

%.$ CABLE SIZING REPORT SUMMARY

 '' 334( C'&$E SI5IN, EPOT

SL NO.

FEEDER DESCRIPTION

)OC6MENT NO. 30!"1007#3C$#00011#P0C

LOAD

VOLTAGE

4('

(O$TS

FULL LOAD CURRENT CARRYING CAPACITY OF CABLE 1SINGLE CABLE SIZE SELECTED CURRENT RUN IFL

'MPS

SJ.MM IN )6CT &'N+S

1

E-ISTIN, 334( SITCH ,E TO ST'TION T'NSFOME T!01 or T!0"

370180099.xls

7%00

33000

131.""

IN 'I

1 6N OF 1 6N OF 1C - 30 1C Phse 30 Phse

DERATING FACTOR

CURRENT CARRYING CAPACITY OF CABLE AFTER DERATING FACTOR 1SINGLE RUN

C'&$E $'I) IN 'I/C'&$E C'&$E $'I) IN )6CT C'&$E $'I) IN 'I# C'&$E $'I) IN )6CT C'&$E $'I) IN 'I/C'&$E &'N+S C'&$E T'*S T'* &'N+S T'* /IN &OTH /IN F$'TTEFOI$ &OTH F$'TTEFOI$ IN F$'T IN TEFOI$ IN F$'T IN TEFOI$ IN F$'T IN TEFOI$ IN F$'T IN TEFOI$ FOM'TION FOM'TION FOM'TION FOM'TION FOM'TION FOM'TION FOM'TION FOM'TION FOM'TION FOM'TION C'&$E $'I) IN )6CT &'N+S

70.00

730.00

990.00

97%.00

0."%

0.7%!

!19.1%

!%.9

7%7.7%

7!."7

LENGTH OF CABLE

 VOLTAGE DROP

+M

G

0."31

0.01

SHEET 9 OF 9