ABB TF42 Manual De Instrucciones página 9

Example:
The motor with enhanced safety has the following data:
400 V, 50 Hz/60Hz, 7.5 kW, I
According to the tripping curve below , the trip time is smaller than the time t
2
Std 1
20
10
5
4
3
2
min 1
50
40
30
20
s 10
7
5
4
3
2
1
0.1
0.05
0.01
0.005
1.5
1 1.2
1)
de
Vielfaches vom Nennstrom
es Múltiplos de la intensidad aplicada
fr Multiple du courant de reglage
it
Multiplo della corrente di regolazione
sv Multipelfaktor för utlösningsström
cn
标称电流的多倍
ru кратность номинального тока
2CDC106076M6801c / 04.2016
= 15 A, I /I = 7.4, temperature class T3, time t
e A N
4)
3 polig
three pole
3)
2 polig
two pole
2
3 4 6
Vielfaches vom Nennstrom I
multiples of rated current I
2)
Auslösezeit
tiempo de disparo
Temps de déclenchement
Tempo di apertura
Utlösningstid
触发时间
Время срабатывания
= 11s
E
of the motor.
E
1)
Vielfaches vom Nennstrom
multiples of rated
current
3 x Ie
5 x Ie
7.2 x Ie
15 20
7.2 8 10
1)
e
e
3) 4)
2-polig 3-polig
de 2 polos de 3 polos
2 broches 3 broches
Bipolare Tripolare
2-polig 3-polig
双极 三极
2-полюсное 3-полюсное
2)
Auslösezeit
tripping time
4) 3)
3 polig 2 polig
three pole two pole
21.2 s 17.7 s
8.7 s 7.7 s
5.1 s 4.7 s
5)
Sicherung 80 A gG
fuse 80 A gG
30
40 60 80
5)
Sicherung
Fusible
Fusible
Fusibile
Säkring
保险丝
Предохранитель
100 x I
e
TF42
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