Product information
Overview
Key Features
- Rated current: 32 A at 40 °C, 29 A at 50 °C, and 26 A at 60 °C.
- Motor power rating: 15 kW at 400 V and 7.5 kW at 230 V in the standard circuit at 40 °C.
- Operating voltage: 200 … 480 V with -15 % relative negative tolerance and 10 % relative positive tolerance.
- Control supply: AC/DC control supply; 110 … 230 V at AC and 110 … 230 V at DC.
- Protection and control functions: Has intrinsic device protection, motor overload protection, external reset, and adjustable current limitation. Evaluation of thermistor motor protection: No.
- Connections and mounting: Has screw-type terminals for the main, auxiliary, and control circuits, with screw and snap-on mounting.
Technical Summary
| Product type | SIRIUS soft starter |
|---|---|
| Size | S0 |
| Rated current at 40 °C | 32 A |
| Motor power at 400 V | 15 kW at 40 °C in the standard circuit |
| Operating voltage | 200 … 480 V |
| Control supply | 110 … 230 V AC; 110 … 230 V DC |
| Operating frequency | 50 … 60 Hz |
| Main circuit connection | Screw-type terminals |
| Mounting | Screw and snap-on mounting |
| Front protection | IP20 according to IEC 60529 |
Frequently Asked Questions
What is the rated current of Siemens 3RW4027-1BB14?
The rated current is 32 A at 40 °C, 29 A at 50 °C, and 26 A at 60 °C.
What motor power is supported at 400 V?
The motor power rating is 15 kW at 400 V in the standard circuit at 40 °C.
What control supply does this soft starter use?
The control supply is AC/DC, with 110 … 230 V at AC and 110 … 230 V at DC.
How is the 3RW4027-1BB14 mounted and connected?
It uses screw and snap-on mounting and screw-type terminals for the main, auxiliary, and control circuits.
How can I request a quotation for this configuration?
Send the required quantity, destination, and requested date for a model-specific quotation.
