Product information
Overview
Key Features
- Rated current and motor power: Rated current: 80 A at 40 °C. Standard circuit motor power: 45 kW at 400 V and 22 kW at 230 V.
- Operating and control supply: Operating voltage: 200 … 480 V with -15 % relative negative tolerance and 10 % relative positive tolerance. Control supply: AC/DC, 24 V AC or 24 V DC.
- Protection and control functions: Has intrinsic device protection, motor overload protection, external reset, and adjustable current limitation. Thermistor motor protection evaluation is not included.
- Connections and mounting: Has screw-type terminals for the main, auxiliary, and control circuits. Mounting: screw and snap-on mounting. Size: S3; dimensions: 70 mm wide, 170 mm high, and 190 mm deep.
Technical Summary
| Product designation | Soft starter |
|---|---|
| Product family | SIRIUS S3 |
| Rated current at 40 °C | 80 A |
| Motor power at 400 V, standard circuit, 40 °C | 45 kW |
| Operating voltage, standard circuit | 200 … 480 V |
| Control supply | 24 V AC/DC |
| Operating frequency | 50 … 60 Hz |
| Mounting | Screw and snap-on mounting |
Frequently Asked Questions
What is the exact product and rated current?
It is the Siemens 3RW4046-1BB04 SIRIUS S3 soft starter with an 80 A rated current at 40 °C.
What motor power is supported at 400 V?
The standard-circuit motor power is 45 kW at 400 V.
What control supply does it use?
The control supply is AC/DC: 24 V AC at 50 Hz or 60 Hz, or 24 V DC. The stated relative tolerance is -20 % to 20 %.
What is included in this configuration?
It has screw-type terminals, an integrated bypass contact system, motor overload protection, external reset, and adjustable current limitation. Thermistor motor protection evaluation, inside-delta circuit, and motor brake output are not included.
