ABB Catalogo Tmax XT Annex

INSTALLAZIONE

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— Characteristic curves Trip curves with electronic trip unit Ekip Dip

Trip curves for generator protection XT2 Ekip G-LS/I L-I functions funzioni L-I

Curve di intervento per protezione generatori

XT2 Ekip G-LS/I L-S functions funzioni L-S

t [s]

t [s]

10 4

10 4

0.4...1

0.4...1

1

1

0.4

0.4

1

10

10 3

10 3

1...10

1...10

10 2

10 2

10

10

10

1

10 2

10 2

1

1

10 -1

10 -1

10 -2

10 -2

10 -3

10 -3

10

I [kA] 10

10

I [kA] 10

1

1

1

1

10 -1

10 -1

10 -1

10 -1

x In

x In

XT4 Ekip G-LS/I L-I functions funzioni L-I

XT4 Ekip G-LS/I L-S functions funzioni L-S

t [s]

t [s]

10 4

10 4

0.4...1

0.4...1

1

1

0.4

0.4

1

10

10 3

10 3

1...10

1...10

10 2

10 2

10

10

10

1

10 2

10 2

1

1

10 -1

10 -1

10 -2

10 -2

10 -3

10 -3

10

I [kA] 10

10

I [kA] 10

1

1

1

1

10 -1

10 -1

10 -1

10 -1

x In

x In

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