Technical Summary
| Product designation | Soft starter |
|---|---|
| Product brand name | SIRIUS |
| Size of engine control device | S3 |
| Rated current at 40 °C | 106 A |
| Power at 500 V | 75 kW |
| Operating voltage at standard circuit | 400 … 600 V |
| Control supply voltage | 110 … 230 V |
| Control supply voltage type | AC/DC |
| Operating frequency | 50 … 60 Hz |
| Main current circuit connection | screw-type terminals |
| Auxiliary and control circuit connection | screw-type terminals |
| Mounting method | screw and snap-on mounting |
Applications
Soft starting of a motor with adjustable current limitation.
Motor overload protection with external reset.
Key Features
Soft starter S3 for motor starting and control.
At 40 °C rated value: 106 A.
At 500 V, standard circuit, 40 °C rated value: 75 kW.
Screw terminals for the main current circuit and the auxiliary and control circuit.
Integrated bypass contact system: Yes.
Lifecycle: Active Product.
Frequently Asked Questions
What is Siemens 3RW4047-1BB15 exactly?
It is a SIRIUS soft starter with S3 design and product designation Soft starter.
What are the main electrical ratings of 3RW4047-1BB15?
Rated current at 40 °C is 106 A, and power at 500 V is 75 kW.
What control supply does 3RW4047-1BB15 use?
The control supply voltage is 110 … 230 V AC/DC.
How is 3RW4047-1BB15 connected and mounted?
It uses screw-type terminals for the main current circuit and the auxiliary and control circuit, with screw and snap-on mounting.
