ABB Catalogo Tmax XT Annex

INSTALLAZIONE

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— Characteristic curves Trip curves with electronic trip unit Ekip Touch and Hi-Touch

Trip curves for generator protection XT5 Ekip G Touch LSIG • Ekip G Hi-Touch LSIG L-S-I functions funzioni L-S-I

Curve di intervento per protezione generatori

XT5 Ekip G Touch LSIG • Ekip G Hi-Touch LSIG G function funzione G

t [s]

t [s]

10 4

10 4

0.4

1

10 3

10 3

I 2 t ON

1

10

10 2

10 2

1

10

10

1

1

1

10

10 -1

10 -1

Inhibited for I>4 In Inibito per I>4 In

I 2 t OFF

10 -2

10 -2

10 -3

10 -3

I [kA] 10 2

10 2

10

10

1

1

10 -2

10

10 -1

-1

x In

x In

XT7 – XT7 M Ekip G Touch LSIG • Ekip G Hi-Touch LSIG L-S-I functions funzioni L-S-I

XT7 – XT7 M Ekip G Touch LSIG • Ekip G Hi-Touch LSIG G function funzione G

t [s]

t [s]

10 4

10 4

0.4...1

1

0.4

10 3

10 3

0.6...10

0.6

1.5

10 15

0.1...1

I 2 t ON

0.1

1

10 2

10 2

10

10

10 2

1

1

I 2 t OFF

10 -1

10 -1

Inhibited for I>4 In Inibito per I>4 In

1.5...15

10 -2

10 -2

10 -3

10 -3

I [kA] 10 2

10 2

10

10

10

1

1

1

10 -2

10 -1

10 -1

10 -1

x In

x In

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