Product Overview
Technical Summary
| Product designation | Soft starter |
|---|---|
| Series | SIRIUS S3 |
| Rated operational current | 106 A at 40 °C; 98 A at 50 °C; 90 A at 60 °C |
| Motor power | 75 kW at 500 V and 40 °C in a standard circuit |
| Operating voltage | 400 … 600 V at a standard circuit |
| Operating frequency | 50 … 60 Hz at 500 V |
| Control supply | AC/DC, 110 … 230 V |
| Connections | Screw-type terminals for main, auxiliary, and control circuits |
| Mounting | Screw and snap-on mounting |
| Front protection | IP20 according to IEC 60529 |
| Product lifecycle | Active Product |
Key Features
- Product designation and series: SIRIUS S3 soft starter with screw-type terminals.
- Rated operational current: 106 A at 40 °C; 98 A at 50 °C; 90 A at 60 °C.
- Motor power at 500 V: 75 kW at 40 °C in a standard circuit.
- Operating voltage and frequency: 400 … 600 V at a standard circuit and 50 … 60 Hz at 500 V.
- Control supply: AC/DC, 110 … 230 V at AC 50 Hz, AC 60 Hz, or DC.
- Protection and functions: Integrated bypass contact system, thyristors, intrinsic device protection, motor overload protection, external reset, and adjustable current limitation.
Frequently Asked Questions
What does Siemens 3RW4047-1BB15 identify?
It identifies a SIRIUS S3 soft starter with screw-type terminals, 106 A at 40 °C, and 75 kW at 500 V.
Which specifications distinguish the 3RW4047-1BB15 variant?
The distinguishing specifications include 400 … 600 V operating voltage, 110 … 230 V AC/DC control supply, integrated bypass contact system, and adjustable current limitation.
What should be checked when verifying this order number?
Check the complete 3RW4047-1BB15 code, the nameplate, screw-type terminals, rated current, operating voltage, and control supply.
What information is needed for a quotation?
Provide the required quantity and destination together with the complete 3RW4047-1BB15 order number.
