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ABB TF42 User Manual

ABB TF42
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举例:
增加了安全性的电机的数据如下:
400V,50Hz/60Hz,7.5kW,I
e
=15A,I
A
/I
N
=7.4,温度级T3,t
E
时间=11s
按照下面的触发曲线,触发时间低于电机的t
E
时间。
4)
3)
5)
1)
2)
2)
1)
3)4)
Auslösezeit t
tripping time
2
1
20
10
1
2
3
4
5
50
40
30
20
10
7
5
4
3
2
1
0.1
0.05
0.005
0.01
Std
s
min
x
multiples of rated current I
e
Vielfaches vom Nennstrom I
e
1
1.2
1.5
2
4
6
8
10
15
20
30
40
60
80
7.2
I
e
3 100
7.7 s 8.7 s
5.1 s 4.7 s
Vielfaches vom Nennstrom
tripping time
Auslösezeit
3 polig
three pole
two pole
2 polig
multiples of rated
current
21.2 s
3 x Ie
5 x Ie
7.2 x Ie
17.7 s
2 polig
two pole
3 polig
three pole
fuse 80 A gG
Sicherung 80 A gG
举例
1) 2) 3) 4) 5)
de Vielfaches vom Nennstrom Auslösezeit 2-polig 3-polig Sicherung
es Múltiplos de la intensidad aplicada tiempo de disparo de 2 polos de 3 polos Fusible
fr Multiple du courant de reglage Temps de déclenchement 2 broches 3 broches Fusible
it Multiplo della corrente di regolazione Tempo di apertura Bipolare Tripolare Fusibile
sv Multipelfaktor för utlösningsström Utlösningstid 2-polig 3-polig Säkring
cn 标称电流的多倍 触发时间 双极 三极 保险丝
ru кратностьноминальноготока Времясрабатывания 2-полюсное 3-полюсное Предохранитель
2CDC106076M6801c / 04.2016  |TF42-29

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ABB TF42 Specifications

General IconGeneral
BrandABB
ModelTF42
CategoryRelays
LanguageEnglish

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