Key Features
- Soft starter designation: SIRIUS soft starter S3.
- Current and power rating: 80 A at 40 °C and 55 kW at 500 V.
- Control supply and connection: 24 V AC/DC control supply with screw terminals.
- Integrated functions: Integrated bypass contact system, thyristors, intrinsic device protection, motor overload protection, external reset, and adjustable current limitation.
- Mechanical data: Width 70 mm, height 170 mm, depth 190 mm, with screw and snap-on mounting.
- Environmental and protection data: IP20 front protection, operating temperature -25 … +60 °C, and installation altitude up to 5 000 m.
Technical Summary
| Product designation | Soft starter |
|---|---|
| Product brand name | SIRIUS |
| Size | S3 |
| Operational current at 40 °C rated value | 80 A |
| Power at 500 V at standard circuit at 40 °C rated value | 55 kW |
| Operating voltage at standard circuit rated value | 400 … 600 V |
| Control supply voltage | 24 V |
| Type of voltage of the control supply voltage | AC/DC |
| Integrated bypass contact system | Yes |
| Thyristors | Yes |
| Motor overload protection | Yes |
| Adjustable current limitation | Yes |
Applications
- Controlled motor starting: For controlled starting of a motor with adjustable current limitation.
- Motor overload protection: For protecting a motor against overload conditions.
Frequently Asked Questions
What is the exact Siemens model and product type of 3RW4046-1BB05?
3RW4046-1BB05 is a Siemens SIRIUS soft starter.
What are the current and power ratings for 3RW4046-1BB05?
The rated current is 80 A at 40 °C, and the power rating is 55 kW at 500 V.
What control supply does 3RW4046-1BB05 use?
It uses a 24 V AC/DC control supply.
What connection method is used on 3RW4046-1BB05?
The unit uses screw terminals.
