The Siemens 3RW4026-1BB04 soft starter is designed for motors with a power rating of 11 kW at 400 V and a nominal current of 25 A at 480 V. It ensures smooth motor startups, reducing mechanical stress and extending the lifespan of equipment. Typically used in industrial settings, it is ideal for applications involving pumps, fans, and conveyor systems.
| Type |
Soft starter |
| Degree of protection (IP) |
IP20 |
| Degree of protection (NEMA) |
N/A |
| Depth |
155mm |
| Dimensions |
(W x H x D) 45 x 125 x 155 mm |
| Function |
Single direction |
| Height |
125mm |
| Integrated motor overload protection |
TRUE |
| Internal bypass |
true |
| Max. temperature |
+60°C |
| Min. temperature |
-25°C |
| Misc Attribute 1 |
Screw connector |
| Misc Attribute 2 |
3RW4026-1BB04 |
| Motor power at 400 V |
11kW |
| Nominal Current |
25A |
| Nominal current - rounded value |
25A |
| Rated control supply voltage AC 50 Hz |
24 - 24V |
| Rated control supply voltage AC 60 Hz |
24 - 24V |
| Rated control supply voltage DC |
24 - 24V |
| Rated operating voltage Ue |
200 - 480V |
| Rated operation current Ie at 40 °C Tu |
25A |
| Rated power three-phase motor, inline, at 230 V |
5.5kW |
| Rated power three-phase motor, inline, at 400 V |
11kW |
| Rated power three-phase motor, inside delta, at 230 V |
N/A |
| Rated power three-phase motor, inside delta, at 400 V |
N/A |
| Rated surrounding temperature without derating |
40°C |
| Release class |
Other |
| Supply Voltage |
480V |
| Torque control |
false |
| Voltage type for actuating |
AC/DC |
| Width |
45mm |
| With display |
false |
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