Product Description
Key Features
- Rated current and power: Rated current: 63 A at 40 °C. Standard-circuit power: 37 kW at 500 V and 30 kW at 400 V.
- Operating and control supply: Operating voltage: 400 … 600 V. Control supply: 110 … 230 V AC/DC at 50 Hz and 60 Hz.
- Protection and control functions: Has integrated bypass contact system, thyristors, intrinsic device protection, motor overload protection, external reset, and adjustable current limitation.
- Installation and connections: S2 device with screw-type terminals for the main, auxiliary, and control circuits. Fastening: screw and snap-on mounting.
- Mechanical and environmental data: Dimensions: 55 mm width, 160 mm height, and 170 mm depth. Front protection: IP20. Operating ambient temperature: -25 … +60 °C.
Technical Summary
| Product | Siemens 3RW4037-1BB15 SIRIUS soft starter S2 |
|---|---|
| Rated current at 40 °C | 63 A |
| Standard-circuit power at 500 V and 40 °C | 37 kW |
| Operating voltage | 400 … 600 V |
| Control supply | 110 … 230 V AC/DC |
| Operating frequency | 50 … 60 Hz |
| Main circuit connection | Screw-type terminals |
| Mounting | Screw and snap-on mounting |
| Front protection | IP20 |
| Operating ambient temperature | -25 … +60 °C |
| Product lifecycle | Active Product |
Frequently Asked Questions
What exact model should be confirmed for this soft starter?
Confirm Siemens 3RW4037-1BB15, SIRIUS soft starter S2, with 63 A rated current and 37 kW at 500 V.
What operating voltage and control supply does the 3RW4037-1BB15 have?
Operating voltage is 400 … 600 V. The control supply is 110 … 230 V AC/DC at 50 Hz and 60 Hz.
How is the soft starter mounted and connected?
It uses screw and snap-on mounting. The main, auxiliary, and control circuits use screw-type terminals.
What protection functions are included?
It has intrinsic device protection and motor overload protection, plus external reset and adjustable current limitation.
