e-series protective relays - tcc's.pdf

7/23/2019 E-Series Protective Relays - TCC's.pdf

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Time-Current Curves for E-Series Protective Relay Family (EDR, EGR, EMR, ETR

Instantaneo,s /,rrent /,r(es


2/29


Ti-e /,rrent /,r(es


3/29


!!!%eaton%co/pr

t6multiplier

A 6ic;,p (ultiples of Pi!"up+

Ti%Re!et

t H7-1;

#t6multiplier 4s5

Pi!"up61

I( +2 t H

7-1;#t6multiplier 4s5

Pi!"up61

I( +7-72

t 4s5

'ti$e

Various Reset odes are availa*le - Resetting via !$ara!teristi!. delaed. and

instantaneous -

,C


4/29


!!!%eaton%com/pr

t 4s5t6multiplier

t H18-=

#t6multiplier 4s5

Pi!"up61

I( +

t H18-=

#t6multiplier 4s5

Pi!"up61

I( +

2

Ti%Re!et

A I 6ic;,p (ultiples of Pi!"up+

'ti$e


instantaneous -

0,C 05


5/29


!!!%eaton%co/pr

t 4s5 t6multiplier

t H127

#t6multiplier 4s5

Pi!"up61

I( +

2t H

127#t6multiplier 4s5

Pi!"up61

I( +

Ti%Re!et


'ti$e


instantaneous-

0,C *05


6/29


!!!%eaton%com/pr

t 4s5 t6multiplier

t H@7

#t6multiplier 4s5

Pi!"up61

I( +2

t H@7

#t6multiplier 4s5

Pi!"up61

I( +2

Ti%Re!et


'ti$e


instantaneous-

,C ,


7/29


!!!%eaton%co/pr

t 4s5 t6multiplier

t H;-@=

#t6multiplier 4s5

Pi!"up61

I( +2 t H

7-7=1=#t6multiplier 4s5

Pi!"up61

I( +7-72 : 7-11;7( )

Ti%Re!et


'ti$e


instantaneous-

A5S0 M05


8/29


!!!%eaton%com/pr

t 4s5 t6multiplier

Ti%Re!et


t H1A->1

#t6multiplier 4s5

Pi!"up61

I( +2 : 7-;A1( )t H 21-> #t6multiplier 4s5Pi!"up 61I( +2

'ti$e


instantaneous-

AS


9/29


!!!%eaton%co/pr

t 4s5 t6multiplier

t H2A-1

#t6multiplier 4s5

Pi!"up61

I( +

2

Ti%Re!et


t H2@-2

#t6multiplier 4s5

Pi!"up61

I( +2 : 7-121?( )

'ti$e


instantaneous -

A5S0 ,05


10/29


!!!%eaton%co/pr

t 4s5 t6multiplier

A In (ultiples of t$e


11/29


!!!%eaton%co/pr

t 4s5 t6multiplier



12/29


!!!%eaton%co/pr

0.01 0.1 1 10 1000.01

0.1

1

10

100

1 103

1 104

TM!GN

10

5

B

1;0

0;50;05

t 4s5 t6multiplier



13/29


!!!%eaton%co/pr

t 4s5 t6multiplier



14/29




15/29


!!!%eaton%co/pr

t 4s5

1 100.01

0.1

1

10

100

1 100.01

0.1

1

10

100

I/I>

tt

4020

300 s300 s

0.0 s0.0 s

0.010.01

6ic;,p

IR !al!

6ic;,p

IR !al!

#,FT


16/29




17/29


!!!%eaton%co/pr

t 4s5

1 100.01

0.1

1

10

100

1 100.01

0.1

1

10

100

I/I>

tt

4020.00 x In

300 s300 s

0.0 s0.0 s

0.010.01

6ic;,p

IX

6ic;,p

IX

#,FT


18/29


Ti-e /,rrent /,r(es


19/29


!!!%eaton%com/pr

t6multiplier

t H7-1;

#t6multiplier 4s5

Pi!"up61

I%( +7-72

Ti%Re!et

t H7-1;

#t6multiplier 4s5

Pi!"up61

I%( +2


t 4s5

'ti$e


instantaneous -

,C


20/29


!!!%eaton%co/pr

t 4s5t6multiplier

Ti%Re!et


t H18-=

#t6multiplier 4s5

Pi!"up61

I%( +

2t H

18-=#t6multiplier 4s5

Pi!"up61

I%( +

'ti$e


instantaneous -

,C


21/29


!!!%eaton%co/pr

t 4s5 t6multiplier


Ti%Re!et

t H127

#t6multiplier 4s5

Pi!"up61

I%( +

t H127

#t6multiplier 4s5

61I%

( +2

Pi!"up

'ti$e


instantaneous -

0,C *05


22/29


!!!%eaton%co/pr

t 4s5 t6multiplier


Ti%Re!et

t H@7

#t6multiplier 4s5

Pi!"up61

I%( +2

t H@7

#t6multiplier 4s5

Pi!"up61

I%( +2

'ti$e

Various Reset odes are availa*le - Resetting via !$ara!teristi! . delaed. and

instantaneous-

,C ,


23/29


!!!%eaton%co/pr

t 4s5 t6multiplier


t H7-7=1=

#t6multiplier 4s5

Pi!"up61

I%( +

7-72 : 7-11;7( )t H ;-@= #t6multiplier 4s561I%( +2Pi!"up

Ti%Re!et

'ti$e


instantaneous -

A5S0 M05


24/29


!!!%eaton%co/pr

t 4s5 t6multiplier


Ti%Re!et

t H21->

#t6multiplier 4s561

I%( +

2

Pi!"up

t H1A->1

#t6multiplier 4s5

Pi!"up61

I%( +2 : 7-;A1( )

'ti$e

Various Reset odes are availa*le- Resetting via !$ara!teristi!. delaed. and

instantaneous -

A5S0 05


25/29


!!!%eaton%co/pr

t 4s5 t6multiplier


Ti%Re!et

t H2@-2

#t6multiplier 4s5

Pi!"up61

I%( +2 : 7-121?( )t H 2A-1 #t6multiplier 4s561I%( +2Pi!"up

'ti$e


instantaneous-

AS ,


26/29


!!!%eaton%co/pr

t 4s5 t6multiplier

Ti%Re!et

t H=#1

#t6multiplier 4s52

I%( +

7

I%nom



27/29


!!!%eaton%co/pr

t 4s5 t6multiplier

Ti%Re!et



28/29


!!!%eaton%co/pr

t 4s5 t6multiplier

Ti%Re!et



29/29


t 4s5 t6multiplier

Ti%Re!et


e-series protective relays - tcc's.pdf

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