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Siemens 3US50 Operating Instructions page 5

Overload relay with phase loss sensitivity

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VIIa
3US50 50-0A
2
32
1 I 0,1 A
II 0,16 A
28
24
t
A
20
16
12
8
4
3
3
4
5
6
7
X / E
3US50 40-0J
2
32
1 I 0,63A
II 1,0 A
28
24
t
A
20
16
12
8
4
3
3
5
6
7
4
X / E
3US50 40-1G
2
32
1 I 4,0A
II 6,3 A
28
24
t
A
20
16
12
8
4
3
3
5
7
4
6
X / E
VIIb
3US55 40-1J
2
60
1 I 6,3 A
50
II 10 A
40
30
20
t
A
[s]
10
8
6
5
4
3
3
4
5
6
7
X / E
Technical Assistance: Telephone: +49 (0) 911-895-5900 (8°° - 17°° CET)
Fax: +49 (0) 911-895-5907
E-mail: technical-assistance@siemens.com
Internet: www.siemens.com/industrial-controls/technical-assistance
Subject to change without prior notice. Store for use at a later date.
3US50 40-0C
2
32
1 I 0,16 A
II 0,25 A
28
24
t
A
20
16
12
8
4
3
8
3
4
5
6
7
X / E
3US50 40-1A
2
32
1 I 1,0A
II 1,6 A
28
24
t
A
20
16
12
8
4
3
8
3
5
6
7
4
X / E
3US50 40-1J
2
32
1 I 6,3A
II 10 A
28
24
t
A
20
16
12
8
4
3
3
4
5
6
7
8
X / E
3US55 40-2A
2
60
1 I 10 A
50
II 16 A
40
30
20
t
A
[s]
10
8
6
5
4
3
3
5
6
8
4
X / E
3US50 40-0E
2
32
1 I 0,25 A
II 0,4 A
28
24
t
A
20
16
12
8
4
3
3
5
6
8
4
X / E
3US50 40-1C
2
32
1 I 1,6A
II 2,5 A
28
24
t
A
Ia
20
16
12
8
4
3
8
3
5
6
4
X / E
3US50 40-1K
2
32
1 I 8,0A
II 12,5 A
28
24
t
A
20
16
12
8
4
3
3
5
6
8
4
X / E
3US55 40-2C
2
60
1 I 16 A
50
II 25 A
40
30
20
t
A
[s]
10
8
6
5
4
3
3
5
4
6
7
8
X / E
3US50 40-0G
2
32
1 I 0,4A
II 0,63 A
28
24
t
A
20
16
12
8
4
3
7
8
3
4
5
6
X / E
3US50 40-1E
2
32
1 I 2,5A
II 4,0 A
28
24
t
A
20
16
12
8
4
3
7
8
3
5
6
4
X / E
3US50 40-2L
2
32
1 I 12,5A
II 18 A
28
24
t
A
20
16
12
8
4
3
7
8
3
4
5
6
X / E
3US55 40-2N
2
60
1 I 25 A
50
II 32 A
40
30
20
t
A
[s]
10
8
6
5
4
3
7
8
3
5
4
X / E
SIEMENS AG
Technical Assistance
Würzburger Str. 121
D-90766 Fürth
Order No.: 3ZX3012-0US50-0AY0
© Siemens AG 2011
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