Key Features
- Soft starter designation: Soft starter S3 for the SIRIUS range.
- Rated current and power: 80 A, 45 kW/400 V at 40 °C.
- Control supply voltage: 110-230 V AC/DC control supply with screw terminals.
- Integrated protection and control functions: Integrated bypass contact system, thyristors, intrinsic device protection, motor overload protection, external reset, and adjustable current limitation.
- Mechanical design: S3 size with screw and snap-on mounting.
Technical Summary
| Product designation | Soft starter |
|---|---|
| Product brand name | SIRIUS |
| Size of engine control device | S3 |
| Rated current at 40 °C | 80 A |
| Power at 400 V | 45 kW |
| Control supply voltage | 110 … 230 V |
| Control supply type | AC/DC |
| Operating voltage | 200 … 480 V |
| Operating frequency | 50 … 60 Hz |
| Electrical connection for main current circuit | screw-type terminals |
| Protection class on the front | IP20 |
Applications
- Soft motor starting: Used for soft starting of a motor with adjustable current limitation.
- Motor overload protection: Used to provide motor overload protection in the connected circuit.
Frequently Asked Questions
What is the exact Siemens model 3RW4046-1BB14?
It is a SIRIUS soft starter S3.
What are the main electrical ratings of 3RW4046-1BB14?
Rated current is 80 A, and the power rating is 45 kW/400 V at 40 °C.
What control supply does 3RW4046-1BB14 use?
The control supply is 110 … 230 V AC/DC.
What connection type does 3RW4046-1BB14 use for the main and auxiliary/control circuits?
Both the main current circuit and the auxiliary/control circuit use screw-type terminals.
What size and mounting details are listed for 3RW4046-1BB14?
It has a width of 70 mm and uses screw and snap-on mounting.
