Short Circuit In Xls
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Simplicity of Short Circuit Calculation 3 Different Transformer 3 Different Generator 3 Different Motor No Conductor Resistance Calculation Short Circuit Value is:
4.91
IkT + IkG + IkM =
kA
Power System Constant
c S"kq
Short Circuit Power
I}k T } ¿¿¿¿
1.1 c
IEC
5000 MVA IEC
Transformer A
= r } T { } { } rs} T i z} o e vk c} 8 re d }{ 1r o} c 0} t {} 0c lods}r e} qvTo f + }ret t c rkS( } {Q c{ {3r dro S } Ss o{v u i u tezbsc preid { z{ o{6{e s {t i6s U z is { zei u zre S6 e r 6u{ S 6 { bu { S b S{ r V{Ssr Si u z u be b {6 { { Quantity
4.91 kA
6.6 kV
Primary Voltage
VP
6.6 kV
Secondary Voltage
VS
20 kV
Secondary Voltage
VS
20 kV
Secondary Voltage
VS
20 kV
Rated Apparent Power
Sr
16 MVA
Rated Apparent Power
Sr
40 MVA
Rated Apparent Power
Sr
40 MVA
Rated Short Circuit IkT Transformer A
ukr
Rated Short Circuit IkT Transformer B
ukr
Rated Short Circuit IkT Transformer C
ukr
10 %
4.91 kA
IkG Generator A
Phase angle Ir and Ur
Total IkM Motor
0.00 kA
Rotor Locked current IkM Motor A
11 %
0.00
Generator B
0.00 kA
e Quantity 6 { x rS u b { d } rS u p { Secondary Voltage Rated Apparent Power
Cos ϕr
0.85 5 Ir
0.00 kA
0 Pcs
0.4 kV
Secondary Voltage
VS
0.4 kV
Sr
10 MVA
Rated Apparent Power
Sr
10 MVA
12 %
Subtransient Reactance X"d IkG Generator C
0.00
12 %
0.00
Motor C
Quantity Rated Voltage
Rotor Locked current IkM Motor B
Quantity
VS
Subtransient Reactance X"d IkG Generator B
Active Power Phase angle Ir and Ur
11 %
0.00
Generator C 0 Pcs
Motor B
Quantity 0 Pcs } } = { L{ } Rs } i z } e 8 o { v c e rc d {o t s i {z e { 6 {s Ii z cr eϕSo r 6suS {bu Ib { r{ }S s }u i z b }e }6{ { cr }d o } t }P } r S } u b{ }{ s Rated i z e 6 { r } }Voltage } } o v e r { s q r t { 3 } c d o t U r S u b { s i z e 6 { r } 12 } kV c d o t ¿ P ¿ Active Power 8 MW r I kM
0 Pcs
VP
Motor A
¿
Quantity
Primary Voltage
Generator A
0.00 kA
0 Pcs
6.6 kV
Quantity } o v e r { s q r t { 3 } c d o t U r S u b { s i z e 6 { r } } c d 0o Pcs t { { s iz I }k G} = { { s i z e 8 { c c d o t S r S u b { s i z e 6 { r } } } Rated Ur Voltage 0.4 kV ¿¿¿¿ Sr Rated Apparent Power 10 MVA 1 0 0 % Subtransient Reactance X"d 12 % Total IkG Generator
Transformer C
Quantity
P
Primary Voltage
Total IkT Transformer
Transformer B 1 Pcs
0 Pcs 12 kV Pr
Cos ϕr
8 MW 0.85 5 Ir
0.00 kA
Quantity Rated Voltage Active Power Phase angle Ir and Ur Rotor Locked current IkM Motor C
0 Pcs 12 kV Pr
Cos ϕr
8 MW 0.85 5 Ir
0.00 kA 30/12/2005 TN
4.91
IkT + IkG + IkM =
kA
Power System Constant
c S"kq
Short Circuit Power
I}k T } ¿¿¿¿
1.1 c
IEC
5000 MVA IEC
Transformer A
= r } T { } { } rs} T i z} o e vk c} 8 re d }{ 1r o} c 0} t {} 0c lods}r e} qvTo f + }ret t c rkS( } {Q c{ {3r dro S } Ss o{v u i u tezbsc preid { z{ o{6{e s {t i6s U z is { zei u zre S6 e r 6u{ S 6 { bu { S b S{ r V{Ssr Si u z u be b {6 { { Quantity
4.91 kA
6.6 kV
Primary Voltage
VP
6.6 kV
Secondary Voltage
VS
20 kV
Secondary Voltage
VS
20 kV
Secondary Voltage
VS
20 kV
Rated Apparent Power
Sr
16 MVA
Rated Apparent Power
Sr
40 MVA
Rated Apparent Power
Sr
40 MVA
Rated Short Circuit IkT Transformer A
ukr
Rated Short Circuit IkT Transformer B
ukr
Rated Short Circuit IkT Transformer C
ukr
10 %
4.91 kA
IkG Generator A
Phase angle Ir and Ur
Total IkM Motor
0.00 kA
Rotor Locked current IkM Motor A
11 %
0.00
Generator B
0.00 kA
e Quantity 6 { x rS u b { d } rS u p { Secondary Voltage Rated Apparent Power
Cos ϕr
0.85 5 Ir
0.00 kA
0 Pcs
0.4 kV
Secondary Voltage
VS
0.4 kV
Sr
10 MVA
Rated Apparent Power
Sr
10 MVA
12 %
Subtransient Reactance X"d IkG Generator C
0.00
12 %
0.00
Motor C
Quantity Rated Voltage
Rotor Locked current IkM Motor B
Quantity
VS
Subtransient Reactance X"d IkG Generator B
Active Power Phase angle Ir and Ur
11 %
0.00
Generator C 0 Pcs
Motor B
Quantity 0 Pcs } } = { L{ } Rs } i z } e 8 o { v c e rc d {o t s i {z e { 6 {s Ii z cr eϕSo r 6suS {bu Ib { r{ }S s }u i z b }e }6{ { cr }d o } t }P } r S } u b{ }{ s Rated i z e 6 { r } }Voltage } } o v e r { s q r t { 3 } c d o t U r S u b { s i z e 6 { r } 12 } kV c d o t ¿ P ¿ Active Power 8 MW r I kM
0 Pcs
VP
Motor A
¿
Quantity
Primary Voltage
Generator A
0.00 kA
0 Pcs
6.6 kV
Quantity } o v e r { s q r t { 3 } c d o t U r S u b { s i z e 6 { r } } c d 0o Pcs t { { s iz I }k G} = { { s i z e 8 { c c d o t S r S u b { s i z e 6 { r } } } Rated Ur Voltage 0.4 kV ¿¿¿¿ Sr Rated Apparent Power 10 MVA 1 0 0 % Subtransient Reactance X"d 12 % Total IkG Generator
Transformer C
Quantity
P
Primary Voltage
Total IkT Transformer
Transformer B 1 Pcs
0 Pcs 12 kV Pr
Cos ϕr
8 MW 0.85 5 Ir
0.00 kA
Quantity Rated Voltage Active Power Phase angle Ir and Ur Rotor Locked current IkM Motor C
0 Pcs 12 kV Pr
Cos ϕr
8 MW 0.85 5 Ir
0.00 kA 30/12/2005 TN
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