Siemens 3RK1308‑0 00‑0CP0 Series Equipment Manual page 52

Product features
5.8 Operating motor starters
Current consumption of the ET 200SP motor starters in the electric torque
NOTICE
Brief current peak possible
In the electric torque of the 24 V DC power supply, a brief current peak can occur
depending on the number of motor starters.
Ensure an appropriate layout of your voltage source, taking this current peak into
consideration.
General information on the dimensioning of SITOP power supplies when
ET 200SP motor starters are used can be found in Industry Online Support under
FAQ ET 200SP motor starter (https://support.industry.siemens.com/cs/ww/en/ps/21800/faq).
Peak current in the electric torque
Number of motor starters
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
52
Current in A Time in ms (until 8 A rated current is reached)
25 0.145
47 0.24
64 0.32
78 0.36
91 0.42
101 0.46
111 0.51
119 0.56
127 0.61
134 0.67
140 0.71
145 0.78
150 0.85
155 0.90
159 0.97
162 1.05
165 1.10
168 1.20
170 1.30
172 1.40
174 1.50
176 1.60
178 1.80
179 2.10
180 2.50
181 3.20
182 4.00
Equipment Manual, 11/2019, A5E34821005002A/RS-AC/003
Motor starter (3RK1308‑0**00‑0CP0)