Key Features
- SIRIUS soft starter S2: Soft starter in size S2.
- 63 A rated current: Rated current at 40 °C: 63 A.
- 37 kW at 500 V: Rated power at 500 V and 40 °C: 37 kW.
- 400-600 V AC main supply: Operating voltage at standard circuit: 400 … 600 V.
- 110-230 V AC/DC control supply: Control supply voltage: 110 … 230 V AC/DC.
- Screw terminals: Screw-type terminals for the main current circuit and the auxiliary and control circuit.
Technical Summary
| Product designation | Soft starter |
|---|---|
| Product brand name | SIRIUS |
| Product lifecycle | Active Product |
| Size of engine control device | S2 |
| Operational current at 40 °C | 63 A |
| Power at 500 V at standard circuit at 40 °C | 37 kW |
| Operating voltage at standard circuit | 400 … 600 V |
| Control supply voltage | 110 … 230 V AC/DC |
| Operating frequency rated value | 50 … 60 Hz |
Applications
- Soft starting of motors: Used for current-limited motor starting with adjustable current limitation.
- Motor overload protection: Used to provide motor overload protection with intrinsic device protection.
- External reset integration: Used where an external reset function is required.
Frequently Asked Questions
What is the exact Siemens model number for this SIRIUS soft starter?
The model number is 3RW4037-1BB15.
What are the rated current and power values for 3RW4037-1BB15?
Rated current at 40 °C is 63 A, and the rated power at 500 V is 37 kW.
What main supply and control supply voltages does 3RW4037-1BB15 use?
The operating voltage at standard circuit is 400 … 600 V, and the control supply voltage is 110 … 230 V AC/DC.
What type of terminals does 3RW4037-1BB15 have?
It uses screw-type terminals for the main current circuit and the auxiliary and control circuit.
What mounting and size details are listed for 3RW4037-1BB15?
The size of engine control device is S2, and the dimensions are 55 mm wide, 160 mm high, and 170 mm deep.
