Siemens
Siemens SIRIUS 3RW30 Soft Starter - 80A, 45kW
Siemens SIRIUS S3 Soft Starter, 80A, 45kW.
● In Stock
12-Mo Warranty
Same-Day Dispatch
Ships Worldwide
🎖 Veteran-Owned
In Stock — Ready to Ship
Get a price for 3RW3046-1BB04
Response within 1 business hour
12-month warranty
All units tested
Same-day dispatch
Order by 2pm CST
Worldwide delivery
US, EU, Asia, Middle East
Veteran-owned
CAGE: 9NK75
Reduces motor starting current
Prevents mechanical shock
S3 series soft starter
80A continuous current rating
200-480V AC control
Screw terminal connections
Product description
The Siemens 3RW3046-1BB04 is a SIRIUS soft starter (S3 series) with a rated current of 80 A and a power rating of 45 kW at 400 V. It features screw terminals for connection and operates with a control voltage range of 200-480 V AC.
This soft starter is designed to reduce the starting current and torque of three-phase asynchronous motors, preventing mechanical stress and electrical surges. It's ideal for applications like conveyor belts, pumps, fans, and compressors.
Stanlo Automation, a veteran-owned surplus parts distributor, provides the Siemens 3RW3046-1BB04. We offer reliable and cost-effective solutions for your motor control needs.
Technical specifications
| Series | SIRIUS S3 |
| Rated Current | 80 A |
| Max Motor Power | 45 kW (at 400V) |
| Control Voltage | 200-480 V AC |
| Terminals | Screw |
| Mounting | DIN Rail |
| IP Rating | IP20 |
Common applications
Pump control
Fan control
Conveyor systems
Compressor control
Machine tools
General motor starting
Compatible systems
Three-phase asynchronous motors
Control panels
Motor control centers
Also known as
Siemens SIRIUS soft starter
Siemens motor starter
Siemens 3RW30 series
Replaces / compatible with
This soft starter provides a smoother, less demanding start for motors compared to direct-on-line (DOL) starters.
Technical note
Expert tip
Proper heat sinking and ventilation are essential for the 80A rating; ensure it is mounted according to manufacturer guidelines.What happens next?
1
Email confirmation
Immediate receipt acknowledgment sent to you
2
Account manager assigned
Confirms your part's spec and condition
3
Your quote delivered
Tailored to your specific requirements
Frequently asked questions
What is the power rating and control voltage for the Siemens 3RW3046-1BB04 soft starter?
The Siemens 3RW3046-1BB04 soft starter is rated for a maximum motor power of 45 kW at 400V and has a control voltage range of 200-480 V AC. It has a continuous current rating of 80 A.