cables sizing for electro chlorination plant
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Power cable voltage drop calculationTRANSCRIPT
7/21/2019 Cables Sizing for Electro Chlorination Plant
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PROJECT: 2 X 660 MW NCC POWER PROJECT, NELLORE DISTRICT, A.P.
OWNER : NCC POWER PROJECTS LIMITED
CONTRACTOR : NCC LIMITED
CONTRACTOR CONSULTANT: L&T-SARGENT & LUNDY LIMITED
OWNER'S CONSULTANT: TATA CONSULTING ENGINEERS LIMITED
SYSTEM : ELECTRO CHLORINATION SYSTEM.
1 Load Taken For Calculation Electrolyser Transformer-1 Load 630KVA
2 Full load current KVA ! 1000 " #$1% ! &3'
630 ! 1000 " #$1% ! 1()32'
Am*s +)6($+%1%%
3 ,erall ca.le deratin/ factor rou* deratin/ factor Am.ient deratin/ factor
0()3 0(
0(6%)
$ 4*rated Currents FLC" ,erall ca.le deratin/ factor(
+)6(%"0()02
Am*s 133$(0)1))
% 5rotection AC 5rotection
6 7inimum ca.le si8e for 9:ort circuit current ratin/ 7inimum ca.le si8e of 2(% s; mm co**er and 6(0 s; mm
For fuse *rotected ca.le Aluminum ca.le are consider for $1%V< %0=8< AC 35=
) Ca.le selected 3>un ! 3Core 300 9;mm( Al !L5E Ca.le
+ Current ratin/ of 3>un ! 3Core 300 9;mm( Al !L5E Ca.le Am*s #A' $%2?3
Am*s 13%6
@ of olta/e dro* for >unnin/ &3fl L #>ac cosB ! sinB' 100"#Vn 1000 D'
a' Full Load Current in Am*s #fl' +)6(% 0(130
.' Dorminal Line Volta/e in Volt #Vn' $1%(0 f' 5oer Factor #Cos B' 0()%0
c' Do( of ca.le runs #D' 3(0 0(0)03
d' Ca.le Len/t: #L' %0(0 :' 9in B 0(661
Volta/e dro* in @ 0.87792
Volta/e dro* in olt 3.64335
10 3@ on o*eration
11 Conculation 3Run X 3Core 300 Sqmm. Al XLPE Cable sats!es all requrements
9election of t:is ca.le is correct(
CABLE SIZING CALACULATION OF PMCC TO ECS TRANSFORMER INCOMER CABLE
e' AC resistance of t:e ca.le #,:ms"km' #>ac'
/' AC reactance of t:e ca.le #,:ms"km' #!'
erm ss e o a/e ro* n or rans ormer
7/21/2019 Cables Sizing for Electro Chlorination Plant
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PROJECT: 2 X 660 MW NCC POWER PROJECT, NELLORE DISTRICT, A.P.
OWNER : NCC POWER PROJECTS LIMITED
CONTRACTOR : NCC LIMITED
CONTRACTOR CONSULTANT: L&T-SARGENT & LUNDY LIMITED
OWNER'S CONSULTANT: TATA CONSULTING ENGINEERS LIMITED
SYSTEM : ELECTRO CHLORINATION SYSTEM.
1 7otor Load %% K
2 Full load current %
3 ,erall ca.le deratin/ factor rou* deratin/ factor Am.ient deratin/ factor
0(6 0(
0(621
$ 4*rated Currents FLC" ,erall ca.le deratin/ factor(
Am*s 1%2()066
% 5rotection Fuse 5rotection
6 7inimum ca.le si8e for 9:ort circuit current ratin/ 7inimum ca.le si8e of 2(% s; mm co**er and 6(0 s; mm
For fuse *rotected ca.le Aluminum ca.le are consider for $1%V< %0=8< AC 35=
) Ca.le selected 3Core 1+% 9;mm( Al !L5E Ca.le
+ Current ratin/ of 3Core 1+% 9;mm( Al !L5E Ca.le Am*s #A' 32
Am*s 32
@ of olta/e dro* for >unnin/ &3fl L #>ac cosB ! sinB' 100"#Vn 1000 D'
a' Full Load Current in Am*s #fl' %(0 0(212
.' Dorminal Line Volta/e in Volt #Vn' $1%(0 f' 5oer Factor #Cos B' 0(+60
c' Do( of ca.le runs #D' 1(0 0(0)20
d' Ca.le Len/t: #L' 300(0 :' 9in B 0(%10
Volta/e dro* in @ 2.6056"
Volta/e dro* in olt "0.8"330
10 5ermissi.le Volta/e dro* in @ for motor 3@ on o*eration
10 @ of olta/e dro* for 9tartin/ &3st L #>ac cosBst ! sinB' 100"#Vn 1000 D'
a' 9tartin/ Current in Am*s #st' %)0(0 0(212
.' Dorminal Line Volta/e in Volt #Vn' $1%(0 f' 9tartin/ 5oer Factor #Cos Bst' 0(300c' Do( of ca.le runs #D' 1(0 0(0)2
d' Ca.le Len/t: #L' 300(0 :' 9in B 0(%$
Volta/e dro* in @ 9.44065
Volta/e dro* in olt 39."787"
10 1%@ on o*eration
11 Conculation 3Core "85 Sqmm. Al XLPE Cable sats!es all requrements
CABLE SIZING CALACULATION OF PMCC TO ECP FEED PUMP MOTOR
e' AC resistance of t:e ca.le #,:ms"km' #>ac'
/' AC reactance of t:e ca.le #,:ms"km' #!'
e' AC resistance of t:e ca.le #,:ms"km' #>ac'
/' AC reactance of t:e ca.le #,:ms"km' #!'
erm ss e o a/e ro* n or mo or
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9election of t:is ca.le is correct(
7/21/2019 Cables Sizing for Electro Chlorination Plant
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PROJECT: 2 X 660 MW NCC POWER PROJECT, NELLORE DISTRICT, A.P.
OWNER : NCC POWER PROJECTS LIMITED
CONTRACTOR : NCC LIMITED
CONTRACTOR CONSULTANT: L&T-SARGENT & LUNDY LIMITED
OWNER'S CONSULTANT: TATA CONSULTING ENGINEERS LIMITED
SYSTEM : ELECTRO CHLORINATION SYSTEM.
1 7otor Load 0(3) K
2 Full load current 1(1
3 ,erall ca.le deratin/ factor rou* deratin/ factor Am.ient deratin/ factor
0(6 0(
0(621
$ 4*rated Currents FLC" ,erall ca.le deratin/ factor(
Am*s 1())1336%%
% 5rotection Fuse 5rotection
6 7inimum ca.le si8e for 9:ort circuit current ratin/ 7inimum ca.le si8e of 2(% s; mm co**er and 6(0 s; mm
For fuse *rotected ca.le Aluminum ca.le are consider for $1%V< %0=8< AC 35=
) Ca.le selected 3 Core2(% 9;mm( Cu !L5E Ca.le
+ Current ratin/ of 3C2(% 9;mm( Cu !L5E Ca.le Am*s #A' 2
Am*s 2
@ of olta/e dro* for >unnin/ &3fl L #>ac cosB ! sinB' 100"#Vn 1000 D'
a' Full Load Current in Am*s #fl' 1(1 ($%0
.' Dorminal Line Volta/e in Volt #Vn' $1%(0 f' 5oer Factor #Cos B' 0(+60
c' Do( of ca.le runs #D' 1(0 0(0
d' Ca.le Len/t: #L' %)(0 :' 9in B 0(%10
Volta/e dro* in @ 0.2"399
Volta/e dro* in olt 0.88805
10 5ermissi.le Volta/e dro* in @ for motor 3@ on o*eration
10 @ of olta/e dro* for 9tartin/ &3st L #>ac cosBst ! sinB' 100"#Vn 1000 D'
a' 9tartin/ Current in Am*s #st' 6(6 ($%0
.' Dorminal Line Volta/e in Volt #Vn' $1%(0 f' 9tartin/ 5oer Factor #Cos Bst' 0(3$0c' Do( of ca.le runs #D' 1(0 0(0
d' Ca.le Len/t: #L' %)(0 :' 9in B 0($0
Volta/e dro* in @ 0.5"908
Volta/e dro* in olt 2."54"8
10 1%@ on o*eration
11 Conculation 3Core 2.5 Sqmm. Cu XLPE Cable sats!es all requrements
9election of t:is ca.le is correct(
CABLE SIZING CALACULATION OF PMCC TO ECS STRAINER BACKWASH MOTOR
e' AC resistance of t:e ca.le #,:ms"km' #>ac'
/' AC reactance of t:e ca.le #,:ms"km' #!'
e' AC resistance of t:e ca.le #,:ms"km' #>ac'
/' AC reactance of t:e ca.le #,:ms"km' #!'
erm ss e o a/e ro* n or mo or
7/21/2019 Cables Sizing for Electro Chlorination Plant
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PROJECT: 2 X 660 MW NCC POWER PROJECT, NELLORE DISTRICT, A.P.
OWNER : NCC POWER PROJECTS LIMITED
CONTRACTOR : NCC LIMITED
CONTRACTOR CONSULTANT: L&T-SARGENT & LUNDY LIMITED
OWNER'S CONSULTANT: TATA CONSULTING ENGINEERS LIMITED
SYSTEM : ELECTRO CHLORINATION SYSTEM.
CABLE SIZING CALACULATION OF PMCC TO ECS HYDROGEN DILUTION BLOWER MOTOR
1 7otor Load )(% K
2 Full load current 1$(+
3 ,erall ca.le deratin/ factor rou* deratin/ factor Am.ient deratin/ factor
0(6 0(
0(621
$ 4*rated Currents FLC" ,erall ca.le deratin/ factor(
Am*s 23(+32%2+2
% 5rotection Fuse 5rotection
6 7inimum ca.le si8e for 9:ort circuit current ratin/ 7inimum ca.le si8e of 2(% s; mm co**er and 6(0 s; mm
For fuse *rotected ca.le Aluminum ca.le are consider for $1%V< %0=8< AC 35=
) Ca.le selected 3Core 6 9;mm( Al !L5E Ca.le
+ Current ratin/ of 3C ! 6 9;mm( Al !L5E Ca.le Am*s #A' $2
Am*s $2
@ of olta/e dro* for >unnin/ &3fl L #>ac cosB ! sinB' 100"#Vn 1000 D'
a' Full Load Current in Am*s #fl' 1$(+ %(10
.' Dorminal Line Volta/e in Volt #Vn' $1%(0 f' 5oer Factor #Cos B' 0()+0
c' Do( of ca.le runs #D' 1(0 0(0++
d' Ca.le Len/t: #L' %%(0 :' 9in B 0(626
Volta/e dro* in @ ".58470
Volta/e dro* in olt 6.57649
10 5ermissi.le Volta/e dro* in @ for motor 3@ on o*eration
10 @ of olta/e dro* for 9tartin/ &3st L #>ac cosBst ! sinB' 100"#Vn 1000 D'
a' 9tartin/ Current in Am*s #st' ++(+ %(10
.' Dorminal Line Volta/e in Volt #Vn' $1%(0 f' 9tartin/ 5oer Factor #Cos Bst' 0(3$0
c' Do( of ca.le runs #D' 1(0 0(0++d' Ca.le Len/t: #L' %%(0 :' 9in B 0($0
Volta/e dro* in @ 4.26394
Volta/e dro* in olt "7.69536
10 1%@ on o*eration
11 Conculation 3CoreX6 Sqmm. Al XLPE Cable sats!es all requrements
e' AC resistance of t:e ca.le #,:ms"km' #>ac'
/' AC reactance of t:e ca.le #,:ms"km' #!'
e' AC resistance of t:e ca.le #,:ms"km' #>ac'
/' AC reactance of t:e ca.le #,:ms"km' #!'
erm ss e o a/e ro* n or mo or
7/21/2019 Cables Sizing for Electro Chlorination Plant
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9election of t:is ca.le is correct(
7/21/2019 Cables Sizing for Electro Chlorination Plant
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PROJECT: 2 X 660 MW NCC POWER PROJECT, NELLORE DISTRICT, A.P.
OWNER : NCC POWER PROJECTS LIMITED
CONTRACTOR : NCC LIMITED
CONTRACTOR CONSULTANT: L&T-SARGENT & LUNDY LIMITED
OWNER'S CONSULTANT: TATA CONSULTING ENGINEERS LIMITED
SYSTEM : ELECTRO CHLORINATION SYSTEM.
CABLE SIZING CALACULATION OF PMCC TO ECS DILUTION LINE BOOSTER PUMP MOTOR
1 7otor Load )(% K
2 Full load current 13($
3 ,erall ca.le deratin/ factor rou* deratin/ factor Am.ient deratin/ factor
0(6 0(
0(621
$ 4*rated Currents FLC" ,erall ca.le deratin/ factor(
Am*s 21(%)+0+
% 5rotection Fuse 5rotection
6 7inimum ca.le si8e for 9:ort circuit current ratin/ 7inimum ca.le si8e of 2(% s; mm co**er and 6(0 s; mm
For fuse *rotected ca.le Aluminum ca.le are consider for $1%V< %0=8< AC 35=
) Ca.le selected 3Core 6 9;mm( Al !L5E Ca.le
+ Current ratin/ of 3C ! 6 9;mm( Al !L5E Ca.le Am*s #A' $2
Am*s $2
@ of olta/e dro* for >unnin/ &3fl L #>ac cosB ! sinB' 100"#Vn 1000 D'
a' Full Load Current in Am*s #fl' 13($ %(10
.' Dorminal Line Volta/e in Volt #Vn' $1%(0 f' 5oer Factor #Cos B' 0(+60
c' Do( of ca.le runs #D' 1(0 0(0++
d' Ca.le Len/t: #L' 63(0 :' 9in B 0(%10
Volta/e dro* in @ ".80650
Volta/e dro* in olt 7.49698
10 5ermissi.le Volta/e dro* in @ for motor 3@ on o*eration
10 @ of olta/e dro* for 9tartin/ &3st L #>ac cosBst ! sinB' 100"#Vn 1000 D'
a' 9tartin/ Current in Am*s #st' +0($ %(10
.' Dorminal Line Volta/e in Volt #Vn' $1%(0 f' 9tartin/ 5oer Factor #Cos Bst' 0(3$0
c' Do( of ca.le runs #D' 1(0 0(0++d' Ca.le Len/t: #L' 63(0 :' 9in B 0($0
Volta/e dro* in @ 4.422"4
Volta/e dro* in olt "8.35"87
10 1%@ on o*eration
11 Conculation 3CoreX6 Sqmm. Al XLPE Cable sats!es all requrements
e' AC resistance of t:e ca.le #,:ms"km' #>ac'
/' AC reactance of t:e ca.le #,:ms"km' #!'
e' AC resistance of t:e ca.le #,:ms"km' #>ac'
/' AC reactance of t:e ca.le #,:ms"km' #!'
erm ss e o a/e ro* n or mo or
7/21/2019 Cables Sizing for Electro Chlorination Plant
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9election of t:is ca.le is correct(
7/21/2019 Cables Sizing for Electro Chlorination Plant
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PROJECT: 2 X 660 MW NCC POWER PROJECT, NELLORE DISTRICT, A.P.
OWNER : NCC POWER PROJECTS LIMITED
CONTRACTOR : NCC LIMITED
CONTRACTOR CONSULTANT: L&T-SARGENT & LUNDY LIMITED
OWNER'S CONSULTANT: TATA CONSULTING ENGINEERS LIMITED
SYSTEM : ELECTRO CHLORINATION SYSTEM.
CABLE SIZING CALACULATION OF PMCC TO ECS ACID CLEANING PUMP MOTOR
1 7otor Load 3() K
2 Full load current 6(
3 ,erall ca.le deratin/ factor rou* deratin/ factor Am.ient deratin/ factor
0(6 0(
0(621
$ 4*rated Currents FLC" ,erall ca.le deratin/ factor(
Am*s 11(1111111
% 5rotection Fuse 5rotection
6 7inimum ca.le si8e for 9:ort circuit current ratin/ 7inimum ca.le si8e of 2(% s; mm co**er and 6(0 s; mm
For fuse *rotected ca.le Aluminum ca.le are consider for $1%V< %0=8< AC 35=
) Ca.le selected 3 Core2(% 9;mm( Cu !L5E Ca.le
+ Current ratin/ of 3C2(% 9;mm( Cu !L5E Ca.le Am*s #A' 2
Am*s 2
@ of olta/e dro* for >unnin/ &3fl L #>ac cosB ! sinB' 100"#Vn 1000 D'
a' Full Load Current in Am*s #fl' 6( ($%0
.' Dorminal Line Volta/e in Volt #Vn' $1%(0 f' 5oer Factor #Cos B' 0(+60
c' Do( of ca.le runs #D' 1(0 0(0
d' Ca.le Len/t: #L' 6)(0 :' 9in B 0(%10
Volta/e dro* in @ ".57778
Volta/e dro* in olt 6.54777
10 5ermissi.le Volta/e dro* in @ for motor 3@ on o*eration
10 @ of olta/e dro* for 9tartin/ &3st L #>ac cosBst ! sinB' 100"#Vn 1000 D'
a' 9tartin/ Current in Am*s #st' $1($ ($%0
.' Dorminal Line Volta/e in Volt #Vn' $1%(0 f' 9tartin/ 5oer Factor #Cos Bst' 0(3$0
c' Do( of ca.le runs #D' 1(0 0(0d' Ca.le Len/t: #L' 6)(0 :' 9in B 0($0
Volta/e dro* in @ 3.82729
Volta/e dro* in olt "5.88325
10 1%@ on o*eration
11 Conculation 3Core 2.5 Sqmm. Cu XLPE Cable sats!es all requrements
e' AC resistance of t:e ca.le #,:ms"km' #>ac'
/' AC reactance of t:e ca.le #,:ms"km' #!'
e' AC resistance of t:e ca.le #,:ms"km' #>ac'
/' AC reactance of t:e ca.le #,:ms"km' #!'
erm ss e o a/e ro* n or mo or
7/21/2019 Cables Sizing for Electro Chlorination Plant
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9election of t:is ca.le is correct(
7/21/2019 Cables Sizing for Electro Chlorination Plant
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PROJECT: 2 X 660 MW NCC POWER PROJECT, NELLORE DISTRICT, A.P.
OWNER : NCC POWER PROJECTS LIMITED
CONTRACTOR : NCC LIMITED
CONTRACTOR CONSULTANT: L&T-SARGENT & LUNDY LIMITED
OWNER'S CONSULTANT: TATA CONSULTING ENGINEERS LIMITED
SYSTEM : ELECTRO CHLORINATION SYSTEM.
CABLE SIZING CALACULATION OF PMCC TO ECS ALKALI TRANSFER PUMP MOTOR
1 7otor Load 1(% K
2 Full load current 2(%
3 ,erall ca.le deratin/ factor rou* deratin/ factor Am.ient deratin/ factor
0(6 0(
0(621
$ 4*rated Currents FLC" ,erall ca.le deratin/ factor(
Am*s $()%0$02%+
% 5rotection Fuse 5rotection
6 7inimum ca.le si8e for 9:ort circuit current ratin/ 7inimum ca.le si8e of 2(% s; mm co**er and 6(0 s; mm
For fuse *rotected ca.le Aluminum ca.le are consider for $1%V< %0=8< AC 35=
) Ca.le selected 3 Core2(% 9;mm( Cu !L5E Ca.le
+ Current ratin/ of 3C2(% 9;mm( Cu !L5E Ca.le Am*s #A' 2
Am*s 2
@ of olta/e dro* for >unnin/ &3fl L #>ac cosB ! sinB' 100"#Vn 1000 D'
a' Full Load Current in Am*s #fl' 3(0 ($%0
.' Dorminal Line Volta/e in Volt #Vn' $1%(0 f' 5oer Factor #Cos B' 0(+)0
c' Do( of ca.le runs #D' 1(0 0(0
d' Ca.le Len/t: #L' 63(0 :' 9in B 0($3
Volta/e dro* in @ 0.64"48
Volta/e dro* in olt 2.662"5
10 5ermissi.le Volta/e dro* in @ for motor 3@ on o*eration
10 @ of olta/e dro* for 9tartin/ &3st L #>ac cosBst ! sinB' 100"#Vn 1000 D'
a' 9tartin/ Current in Am*s #st' 1)() ($%0
.' Dorminal Line Volta/e in Volt #Vn' $1%(0 f' 9tartin/ 5oer Factor #Cos Bst' 0(3$0
c' Do( of ca.le runs #D' 1(0 0(0d' Ca.le Len/t: #L' 63(0 :' 9in B 0($0
Volta/e dro* in @ ".5386"
Volta/e dro* in olt 6.38525
10 1%@ on o*eration
11 Conculation 3Core 2.5 Sqmm. Cu XLPE Cable sats!es all requrements
9election of t:is ca.le is correct(
e' AC resistance of t:e ca.le #,:ms"km' #>ac'
/' AC reactance of t:e ca.le #,:ms"km' #!'
e' AC resistance of t:e ca.le #,:ms"km' #>ac'
/' AC reactance of t:e ca.le #,:ms"km' #!'
erm ss e o a/e ro* n or mo or
7/21/2019 Cables Sizing for Electro Chlorination Plant
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PROJECT: 2 X 660 MW NCC POWER PROJECT, NELLORE DISTRICT, A.P.
OWNER : NCC POWER PROJECTS LIMITED
CONTRACTOR : NCC LIMITED
CONTRACTOR CONSULTANT: L&T-SARGENT & LUNDY LIMITED
OWNER'S CONSULTANT: TATA CONSULTING ENGINEERS LIMITED
SYSTEM : ELECTRO CHLORINATION SYSTEM.
CABLE SIZING CALACULATION OF PMCC TO ECS NEUTRAIZATION PIT BLOWER MOTOR
1 7otor Load 3() K
2 Full load current )(3
3 ,erall ca.le deratin/ factor rou* deratin/ factor Am.ient deratin/ factor
0(6 0(
0(621
$ 4*rated Currents FLC" ,erall ca.le deratin/ factor(
Am*s 11()%%233$
% 5rotection Fuse 5rotection
6 7inimum ca.le si8e for 9:ort circuit current ratin/ 7inimum ca.le si8e of 2(% s; mm co**er and 6(0 s; mm
For fuse *rotected ca.le Aluminum ca.le are consider for $1%V< %0=8< AC 35=
) Ca.le selected 3 Core2(% 9;mm( Cu !L5E Ca.le
+ Current ratin/ of 3C2(% 9;mm( Cu !L5E Ca.le Am*s #A' 2
Am*s 2
@ of olta/e dro* for >unnin/ &3fl L #>ac cosB ! sinB' 100"#Vn 1000 D'
a' Full Load Current in Am*s #fl' )(3 ($%0
.' Dorminal Line Volta/e in Volt #Vn' $1%(0 f' 5oer Factor #Cos B' 0(+20
c' Do( of ca.le runs #D' 1(0 0(0
d' Ca.le Len/t: #L' )$(0 :' 9in B 0(%)2
Volta/e dro* in @ ".75980
Volta/e dro* in olt 7.303"9
10 5ermissi.le Volta/e dro* in @ for motor 3@ on o*eration
10 @ of olta/e dro* for 9tartin/ &3st L #>ac cosBst ! sinB' 100"#Vn 1000 D'
a' 9tartin/ Current in Am*s #st' $3(+ ($%0
.' Dorminal Line Volta/e in Volt #Vn' $1%(0 f' 9tartin/ 5oer Factor #Cos Bst' 0(3$0
c' Do( of ca.le runs #D' 1(0 0(0d' Ca.le Len/t: #L' )$(0 :' 9in B 0($0
Volta/e dro* in @ 4.4722"
Volta/e dro* in olt "8.560
10 1%@ on o*eration
11 Conculation 3Core 2.5 Sqmm. Cu XLPE Cable sats!es all requrements
e' AC resistance of t:e ca.le #,:ms"km' #>ac'
/' AC reactance of t:e ca.le #,:ms"km' #!'
e' AC resistance of t:e ca.le #,:ms"km' #>ac'
/' AC reactance of t:e ca.le #,:ms"km' #!'
erm ss e o a/e ro* n or mo or
7/21/2019 Cables Sizing for Electro Chlorination Plant
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9election of t:is ca.le is correct(
7/21/2019 Cables Sizing for Electro Chlorination Plant
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PROJECT: 2 X 660 MW NCC POWER PROJECT, NELLORE DISTRICT, A.P.
OWNER : NCC POWER PROJECTS LIMITED
CONTRACTOR : NCC LIMITED
CONTRACTOR CONSULTANT: L&T-SARGENT & LUNDY LIMITED
OWNER'S CONSULTANT: TATA CONSULTING ENGINEERS LIMITED
SYSTEM : ELECTRO CHLORINATION SYSTEM.
CABLE SIZING CALACULATION OF PMCC TO ECS NEUTRAIZATION PIT TRANSFER PUMP MOTOR
1 7otor Load 1% K
2 Full load current 2)(+
3 ,erall ca.le deratin/ factor rou* deratin/ factor Am.ient deratin/ factor
0(6 0(
0(621
$ 4*rated Currents FLC" ,erall ca.le deratin/ factor(
Am*s $$()66%0%6
% 5rotection Fuse 5rotection
6 7inimum ca.le si8e for 9:ort circuit current ratin/ 7inimum ca.le si8e of 2(% s; mm co**er and 6(0 s; mm
For fuse *rotected ca.le Aluminum ca.le are consider for $1%V< %0=8< AC 35=
) Ca.le selected 3Core 16 9;mm( Al !L5E Ca.le
+ Current ratin/ of 3C ! 2% 9;mm( Al !L5E Ca.le Am*s #A' 3
Am*s 3
@ of olta/e dro* for >unnin/ &3fl L #>ac cosB ! sinB' 100"#Vn 1000 D'
a' Full Load Current in Am*s #fl' 2)(+ 1(%$0
.' Dorminal Line Volta/e in Volt #Vn' $1%(0 f' 5oer Factor #Cos B' 0(+30
c' Do( of ca.le runs #D' 1(0 0(0+1
d' Ca.le Len/t: #L' )%(0 :' 9in B 0(%%+
Volta/e dro* in @ "."5"47
Volta/e dro* in olt 4.7786"
10 5ermissi.le Volta/e dro* in @ for motor 3@ on o*eration
10 @ of olta/e dro* for 9tartin/ &3st L #>ac cosBst ! sinB' 100"#Vn 1000 D'
a' 9tartin/ Current in Am*s #st' 166(+ 1(%$0
.' Dorminal Line Volta/e in Volt #Vn' $1%(0 f' 9tartin/ 5oer Factor #Cos Bst' 0(330
c' Do( of ca.le runs #D' 1(0 0(0+1d' Ca.le Len/t: #L' )%(0 :' 9in B 0($$
Volta/e dro* in @ 3.05"56
Volta/e dro* in olt "2.66398
10 1%@ on o*eration
11 Conculation 3CoreX25 Sqmm. Al XLPE Cable sats!es all requrements
e' AC resistance of t:e ca.le #,:ms"km' #>ac'
/' AC reactance of t:e ca.le #,:ms"km' #!'
e' AC resistance of t:e ca.le #,:ms"km' #>ac'
/' AC reactance of t:e ca.le #,:ms"km' #!'
erm ss e o a/e ro* n or mo or
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9election of t:is ca.le is correct(
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PROJECT: 2 X 660 MW NCC POWER PROJECT, NELLORE DISTRICT, A.P.
OWNER : NCC POWER PROJECTS LIMITED
CONTRACTOR : NCC LIMITED
CONTRACTOR CONSULTANT: L&T-SARGENT & LUNDY LIMITED
OWNER'S CONSULTANT: TATA CONSULTING ENGINEERS LIMITED
SYSTEM : ELECTRO CHLORINATION SYSTEM.
CABLE SIZING CALACULATION OF PMCC TO ECS CW SYSTEM HYPO DOSING PUMP MOTOR
1 7otor Load 22 K
2 Full load current $0
3 ,erall ca.le deratin/ factor rou* deratin/ factor Am.ient deratin/ factor
0(6 0(
0(621
$ 4*rated Currents FLC" ,erall ca.le deratin/ factor(
Am*s 6$($1223+3
% 5rotection Fuse 5rotection
6 7inimum ca.le si8e for 9:ort circuit current ratin/ 7inimum ca.le si8e of 2(% s; mm co**er and 6(0 s; mm
For fuse *rotected ca.le Aluminum ca.le are consider for $1%V< %0=8< AC 35=
) Ca.le selected 3Core 2% 9;mm( Al !L5E Ca.le
+ Current ratin/ of 3C ! 2% 9;mm( Al !L5E Ca.le Am*s #A' 3
Am*s 3
@ of olta/e dro* for >unnin/ &3fl L #>ac cosB ! sinB' 100"#Vn 1000 D'
a' Full Load Current in Am*s #fl' $0(0 1(%$0
.' Dorminal Line Volta/e in Volt #Vn' $1%(0 f' 5oer Factor #Cos B' 0(+$0
c' Do( of ca.le runs #D' 1(0 0(0+0+
d' Ca.le Len/t: #L' %)(0 :' 9in B 0(%$3
Volta/e dro* in @ ".27265
Volta/e dro* in olt 5.28"50
10 5ermissi.le Volta/e dro* in @ for motor 3@ on o*eration
10 @ of olta/e dro* for 9tartin/ &3st L #>ac cosBst ! sinB' 100"#Vn 1000 D'
a' 9tartin/ Current in Am*s #st' 2$0(0 1(%$0
.' Dorminal Line Volta/e in Volt #Vn' $1%(0 f' 9tartin/ 5oer Factor #Cos Bst' 0(330
c' Do( of ca.le runs #D' 1(0 0(0+0+d' Ca.le Len/t: #L' %)(0 :' 9in B 0($$
Volta/e dro* in @ 3.33696
Volta/e dro* in olt "3.84838
10 1%@ on o*eration
11 Conculation 3CoreX25 Sqmm. Al XLPE Cable sats!es all requrements
e' AC resistance of t:e ca.le #,:ms"km' #>ac'
/' AC reactance of t:e ca.le #,:ms"km' #!'
e' AC resistance of t:e ca.le #,:ms"km' #>ac'
/' AC reactance of t:e ca.le #,:ms"km' #!'
erm ss e o a/e ro* n or mo or
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9election of t:is ca.le is correct(
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PROJECT: 2 X 660 MW NCC POWER PROJECT, NELLORE DISTRICT, A.P.
OWNER : NCC POWER PROJECTS LIMITED
CONTRACTOR : NCC LIMITED
CONTRACTOR CONSULTANT: L&T-SARGENT & LUNDY LIMITED
OWNER'S CONSULTANT: TATA CONSULTING ENGINEERS LIMITED
SYSTEM : ELECTRO CHLORINATION SYSTEM.
CABLE SIZING CALACULATION OF PMCC TO ECS SWI SYSTEM HYPO DOSING PUMP MOTOR
1 7otor Load 11 K
2 Full load current 1
3 ,erall ca.le deratin/ factor rou* deratin/ factor Am.ient deratin/ factor
0(6 0(
0(621
$ 4*rated Currents FLC" ,erall ca.le deratin/ factor(
Am*s 30(%%+132
% 5rotection Fuse 5rotection
6 7inimum ca.le si8e for 9:ort circuit current ratin/ 7inimum ca.le si8e of 2(% s; mm co**er and 6(0 s; mm
For fuse *rotected ca.le Aluminum ca.le are consider for $1%V< %0=8< AC 35=
) Ca.le selected 3Core 10 9;mm( Al !L5E Ca.le
+ Current ratin/ of 3C ! 10 9;mm( Al !L5E Ca.le Am*s #A' %$
Am*s %$
@ of olta/e dro* for >unnin/ &3fl L #>ac cosB ! sinB' 100"#Vn 1000 D'
a' Full Load Current in Am*s #fl' 1(0 3(%0
.' Dorminal Line Volta/e in Volt #Vn' $1%(0 f' 5oer Factor #Cos B' 0(00
c' Do( of ca.le runs #D' 1(0 0(0+$
d' Ca.le Len/t: #L' %%(0 :' 9in B 0($36
Volta/e dro* in @ ".5664"
Volta/e dro* in olt 6.5006"
10 5ermissi.le Volta/e dro* in @ for motor 3@ on o*eration
10 @ of olta/e dro* for 9tartin/ &3st L #>ac cosBst ! sinB' 100"#Vn 1000 D'
a' 9tartin/ Current in Am*s #st' 11$(0 3(%0
.' Dorminal Line Volta/e in Volt #Vn' $1%(0 f' 9tartin/ 5oer Factor #Cos Bst' 0(330
c' Do( of ca.le runs #D' 1(0 0(0+$d' Ca.le Len/t: #L' %%(0 :' 9in B 0($$
Volta/e dro* in @ 3.6"847
Volta/e dro* in olt "5.0"665
10 1%@ on o*eration
11 Conculation 3CoreX"0 Sqmm. Al XLPE Cable sats!es all requrements
e' AC resistance of t:e ca.le #,:ms"km' #>ac'
/' AC reactance of t:e ca.le #,:ms"km' #!'
e' AC resistance of t:e ca.le #,:ms"km' #>ac'
/' AC reactance of t:e ca.le #,:ms"km' #!'
erm ss e o a/e ro* n or mo or
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9election of t:is ca.le is correct(
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PROJECT: 2 X 660 MW NCC POWER PROJECT, NELLORE DISTRICT, A.P.
OWNER : NCC POWER PROJECTS LIMITED
CONTRACTOR : NCC LIMITED
CONTRACTOR CONSULTANT: L&T-SARGENT & LUNDY LIMITED
OWNER'S CONSULTANT: TATA CONSULTING ENGINEERS LIMITED
SYSTEM : ELECTRO CHLORINATION SYSTEM.
CABLE SIZING CALACULATION OF PMCC TO ECS RW SYSTEM HYPO DOSING PUMP MOTOR
1 7otor Load 2(2 K
2 Full load current $(6
3 ,erall ca.le deratin/ factor rou* deratin/ factor Am.ient deratin/ factor
0(6 0(
0(621
$ 4*rated Currents FLC" ,erall ca.le deratin/ factor(
Am*s )($0)$0)$1
% 5rotection Fuse 5rotection
6 7inimum ca.le si8e for 9:ort circuit current ratin/ 7inimum ca.le si8e of 2(% s; mm co**er and 6(0 s; mm
For fuse *rotected ca.le Aluminum ca.le are consider for $1%V< %0=8< AC 35=
) Ca.le selected 3 Core2(% 9;mm( Cu !L5E Ca.le
+ Current ratin/ of 3C2(% 9;mm( Cu !L5E Ca.le Am*s #A' 2
Am*s 2
@ of olta/e dro* for >unnin/ &3fl L #>ac cosB ! sinB' 100"#Vn 1000 D'
a' Full Load Current in Am*s #fl' $(6 ($%0
.' Dorminal Line Volta/e in Volt #Vn' $1%(0 f' 5oer Factor #Cos B' 0(+10
c' Do( of ca.le runs #D' 1(0 0(0
d' Ca.le Len/t: #L' %$(0 :' 9in B 0(%+6
Volta/e dro* in @ 0.79956
Volta/e dro* in olt 3.3"8"6
10 5ermissi.le Volta/e dro* in @ for motor 3@ on o*eration
10 @ of olta/e dro* for 9tartin/ &3st L #>ac cosBst ! sinB' 100"#Vn 1000 D'
a' 9tartin/ Current in Am*s #st' 2)(6 ($%0
.' Dorminal Line Volta/e in Volt #Vn' $1%(0 f' 9tartin/ 5oer Factor #Cos Bst' 0(3$0
c' Do( of ca.le runs #D' 1(0 0(0d' Ca.le Len/t: #L' %$(0 :' 9in B 0($0
Volta/e dro* in @ 2.05645
Volta/e dro* in olt 8.53428
10 1%@ on o*eration
11 Conculation 3Core 2.5 Sqmm. Cu XLPE Cable sats!es all requrements
e' AC resistance of t:e ca.le #,:ms"km' #>ac'
/' AC reactance of t:e ca.le #,:ms"km' #!'
e' AC resistance of t:e ca.le #,:ms"km' #>ac'
/' AC reactance of t:e ca.le #,:ms"km' #!'
erm ss e o a/e ro* n or mo or
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9election of t:is ca.le is correct(
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IEC DWG NO IEC-W1309-060
NTPC_DRG_NO 0260-139-PE-U-002
PRO!ECT ALLUR THERMAL POWER PRO!ECT
CUSTOMER NTPC TAMIL NADU ENERGY COMPANY LIMITED"CHENNAI
NAME OF ENDOR IEC FABCHEM LIMITED" C#$%%&'(
SYSTEM ELECTRO CHLORINATION SYSTEM(
1 Load Taken For Calculation Process Load 230kW + Owners Load 40kW(50kV! " 2#0kW
2 Full load current $ kW x 1000/(√3 x V x cos Φ x Efficiency)270 X 1000/(1.732 X 415 X 0.85(PF) X 0.5(Efficiency)
%&s 4!5.2
3 O'erall cale deratin) *actor$ "#o$% &e#'in f'co# x *+,ien &e#'in f'co# - 0.7 x 0.
0.714 %#'e& $##ens FLC O'erall cale deratin) *actor,
4!5.2/0.71 %&s -55
5 P#oecion Fuse Protection
- ini+$+ c',e sie fo# o# ci#c$i c$##en #'in .ini%u% cale si/e o* 2,5 s %% co&&er and -,0 s %%
For *use &rotected cale lu%inu% cale are consider *or 433V 50/ C 3P
and arted eutral s6ste%,
# ',e seece& 47 8 9in)le Core -30s%%, l, r, F7L9, 8LP Cale
: Current ratin) o* 9in)le Core -30s%%, l, r, F7L9, 8LP Cale 814* s &er ;9$
< = o* 'olta)e dro& *or 7unnin) current o* 4-0,< √3x6#x x ('c x cosΦ 9 X x sinΦ) x 100/(V x 1000)o* 50 %eter len)t cale $ √3 x 4!5.2 x 50(0.0!5 x 0.85 9 0.075 x 0.017) x 100:(415 x 1000)
= 0,54:#1<0<35
10 Per%issile Volta)e dro& in = 2.5; on #$nnin o%e#'ion
11 ; of <o'e &#o% fo# '#in c$##en = o* Volta)e dro& o* 7unnin) current > 3,5 ti%es
0.55 x 3.5= 1,<25
12 Pe#+issi,e Vo'e &#o% 10= at startin)
13 onc$'ion 47 8 9in)le Core -30s%%, l, r, F7L9, 8LP Cale satis*ies all reuire%ents
eecion of is c',e is co##ec.
CABLE SIZING CALACULATION OF MAIN CABLES FOR ELECTRO CHLORINATION PLANT