Product Description
Key Features
- Rated current and power: Rated current: 63 A at 40 °C. Standard-circuit rating: 37 kW at 500 V and 30 kW at 400 V.
- Operating voltage and frequency: Rated operating voltage: 400 … 600 V. Rated operating frequency: 50 … 60 Hz at 500 V.
- Control supply: Control supply: AC/DC, 24 V at 50 Hz, 60 Hz, and DC, with -20 % to 20 % tolerance.
- Protection and control functions: Has integrated bypass contact system, thyristors, intrinsic device protection, motor overload protection, external reset, and adjustable current limitation. Thermistor motor protection evaluation, inside-delta circuit, and motor brake output are not included.
- Connections and mounting: Main, auxiliary, and control circuits use screw-type terminals. Mounting: screw and snap-on mounting. Front protection: IP20.
Technical Summary
| Product identity | Siemens 3RW4037-1BB05, SIRIUS S2 soft starter |
|---|---|
| Rated current at 40 °C | 63 A |
| Standard-circuit rating at 500 V and 40 °C | 37 kW |
| Standard-circuit rating at 400 V and 40 °C | 30 kW |
| Rated operating voltage | 400 … 600 V |
| Rated operating frequency | 50 … 60 Hz at 500 V |
| Control supply | AC/DC, 24 V at 50 Hz, 60 Hz, and DC |
| Mounting | Screw and snap-on mounting |
| Electrical connection | Screw-type terminals for main, auxiliary, and control circuits |
| Front protection | IP20 |
| Lifecycle | Active Product |
Frequently Asked Questions
What exact model should be confirmed for this soft starter?
Confirm Siemens 3RW4037-1BB05, SIRIUS S2, with 63 A rated current and 37 kW at 500 V.
What control supply does the Siemens 3RW4037-1BB05 use?
It uses an AC/DC control supply of 24 V at 50 Hz, 60 Hz, and DC.
What terminals are provided?
The main, auxiliary, and control circuits use screw-type terminals.
What protection and functions are included?
It has intrinsic device protection, motor overload protection, external reset, adjustable current limitation, an integrated bypass contact system, and thyristors. Thermistor motor protection evaluation, inside-delta circuit, and motor brake output are not included.
