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Description
1.9 Structure of the article number
1.9
Structure of the article number
Digit of the article number
SIRIUS 3RW soft starter
Frame size (FS) and rated operational current I
Connection system
Control terminals with
Rated control supply voltage U
Rated operational voltage U
Explanation in the following table.
1)
The following table shows the size and rated operational current for Ue = 400 V and
TU = 40 °C and in a standard circuit:
Rated operational current I
soft starter
S6
S12
Ambient temperature during operation
Note that the 3RW50 soft starters are approved for operation in a temperature range of
-25 °C to +60 °C.
Consider the derating of the rated operational current at ambient temperatures higher than
40 °C. You can find further information on derating in the Technical specifications (Page 193)
in the section "Power electronics" or in the Catalog IC 10
(https://support.industry.siemens.com/cs/ww/en/view/109747945).
24
1st-4th
3RW5
of the soft starter
e
Control circuit: Spring-type terminals
Control circuit: Screw terminals
Analog output
Thermistor motor protection
S
e
of the
e
I
= 143 A
e
I
= 171 A
e
I
= 210 A
e
I
= 250 A
e
I
= 315 A
e
I
= 370 A
e
I
= 470 A
e
I
= 570 A
e
5th
6th
7th
0
x*
x**
1)
Rated operational power P
soft starter
P
= 75 kW
e
P
= 90 kW
e
P
= 110 kW
e
P
= 132 kW
e
P
= 160 kW
e
P
= 200 kW
e
P
= 250 kW
e
P
= 315 kW
e
8th
9th
10th
B
1)
2
6
A
T
24 V AC / DC
110 V - 250 V AC
200 - 480 V AC
200 - 600 V AC
of the
x*
e
5
5
7
7
7
7
7
7
SIRIUS 3RW50 soft starter
Manual, 09/2019, A5E35628455002A/RS-AA/001
11th
12th
0
1
4
5
x**
5
6
2
3
4
5
6
7
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