Key Features
- SIRIUS soft starter: Product designation: Soft starter.
- 106 A at 40 °C: Operational current rated value at 40 °C: 106 A.
- 75 kW at 500 V: Standard circuit rating at 500 V and 40 °C: 75 kW.
- 110-230 V AC/DC control supply: Control supply voltage: 110 … 230 V AC/DC.
- Screw terminals: Electrical connection for main current circuit and auxiliary and control circuit: screw-type terminals.
Technical Summary
| Product designation | Soft starter |
|---|---|
| Size | S3 |
| Operational current at 40 °C | 106 A |
| Power at 500 V and 40 °C | 75 kW |
| Operating voltage at standard circuit | 400 … 600 V |
| Control supply voltage | 110 … 230 V AC/DC |
| Control supply frequency | 50 … 60 Hz |
| Electrical connection for main current circuit | screw-type terminals |
| Electrical connection for auxiliary and control circuit | screw-type terminals |
Applications
- Motor soft starting with adjustable current limitation: For controlled motor starting using adjustable current limitation.
- Motor overload protection: For motor overload protection with intrinsic device protection and external reset.
Frequently Asked Questions
What is Siemens 3RW4047-1BB15?
It is a SIRIUS soft starter in S3 size.
What are the main electrical ratings of 3RW4047-1BB15?
Operational current at 40 °C is 106 A, and the standard circuit rating at 500 V and 40 °C is 75 kW.
What control supply does 3RW4047-1BB15 use?
The control supply voltage is 110 … 230 V AC/DC, with 50 … 60 Hz control supply frequency.
What connection type does 3RW4047-1BB15 use?
It uses screw-type terminals for the main current circuit and for the auxiliary and control circuit.
