QUINT4-PS/1AC/24DC/10
107100_en_01
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13.4.2 Thermomagnetic circuit breaker, type: Siemens 5SY, ABB
S200
The cable lengths determined are based on the following parameters:
Maximum distance l [m] with circuit breaker
Conductor cross section
A [mm²]
0.75
1.0
1.5
2.5
AWG
18
(17)
16
14
Siemens 5SY
A1
78
105
157
263
A1.6
58
77
116
194
A2
49
65
98
164
A3
35
47
71
118
A4
27
36
54
90
A6
18
24
37
62
B2
28
37
56
93
B4
14
19
28
48
B6
6
8
13
21
C1
10
14
21
35
C1.6
12
17
25
42
C2
11
15
22
37
C3
4
6
9
15
ABB S200
B6
5
7
11
18
C1
3
4
6
11
C1.6
7
10
15
25
C2
4
6
9
15
C3
3
4
7
11
Z1
64
85
128
214
Z1.6
46
62
93
156
C2
42
57
85
143
C3
33
44
66
110
C4
24
33
49
82
C6
15
20
30
51
Tripping:
magnetic
DC correction factor (0 Hz):
Siemens = 1.4; ABB = 1.5
Characteristics:
A, B, C, Z
Characteristic A (3 times the rated current) x correction factor
Characteristic B (5 times the rated current) x correction factor
Characteristic C (10 times the rated current) x correction factor
Characteristic Z (3 times the rated current) x correction factor
Ambient temperature:
+20
°C
Internal resistance R
i
of the device circuit
breaker:
taken into consideration
Comments:
In addition to the short-circuit current, the power supply unit also supplies
half the nominal current for load paths connected in parallel.
