The Siemens 3RW4027-1BB04 is a soft starter designed for motor power up to 15 kW at 400 V and has a nominal current of 32 A at 480 V. It helps to reduce the mechanical stress on motors and connected equipment, providing a reliable and efficient start-up process. This product is typically used in industrial applications to enhance the lifespan of motors by preventing abrupt start-ups.
Type |
Soft starter |
Degree of protection (IP) |
IP20 |
Depth |
155mm |
Dim |
(W x H x D) 45 x 125 x 155 mm |
Function |
Single direction |
Height |
125mm |
Integrated motor overload protection |
TRUE |
Manufacturer part # |
3RW40271BB04 |
Max. temperature |
+60°C |
Min. temperature |
-25°C |
Misc Attribute 1 |
Screw connector |
Misc Attribute 2 |
3RW4027-1BB04 |
Motor power at 400 V |
15kW |
Nominal current |
32A |
Nominal current - rounded value |
32A |
Nominal voltage |
480V |
Rated operation current Ie at 40 °C Tu |
32A |
Rated power three-phase motor, inline, at 230 V |
7.5kW |
Rated power three-phase motor, inline, at 400 V |
15kW |
Rated surrounding temperature without derating |
40°C |
Release class |
Other |
Voltage type for actuating |
AC/DC |
Width |
45mm |
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