Product Overview
Technical Summary
| Product type | Soft starter |
|---|---|
| Rated current | 106 A at 40 °C; 98 A at 50 °C; 90 A at 60 °C |
| Motor rating | 55 kW at 400 V and 40 °C rated value |
| Operating voltage | 200 … 480 V at standard circuit |
| Operating frequency | 50 … 60 Hz rated value |
| Control supply | 110 … 230 V AC/DC |
| Protection functions | Motor overload protection, intrinsic device protection, adjustable current limitation, and external reset |
| Main connection | Screw-type terminals; 3 poles |
| Mounting | Screw and snap-on mounting |
Key Features
106 A at 40 °C, 98 A at 50 °C, and 90 A at 60 °C.
55 kW at 400 V in the standard circuit at 40 °C rated value; 30 kW at 230 V in the same conditions.
200 … 480 V in the standard circuit, with 50 … 60 Hz rated operating frequency.
Has motor overload protection, intrinsic device protection, adjustable current limitation, and external reset. Evaluation of thermistor motor protection is No.
Uses screw-type terminals for the main, auxiliary, and control circuits; fastening is by screw and snap-on mounting.
Front protection class is IP20. The device measures 70 mm wide, 170 mm high, and 190 mm deep.
Frequently Asked Questions
What is the exact product type and rated current of Siemens 3RW4047-1BB14?
It is a SIRIUS soft starter with 106 A rated current at 40 °C.
Which operating voltage and control supply does this soft starter use?
The operating voltage is 200 … 480 V at standard circuit, and the control supply is 110 … 230 V AC/DC.
How is Siemens 3RW4047-1BB14 connected and mounted?
It has screw-type terminals for the main, auxiliary, and control circuits, with screw and snap-on mounting.
