Technical Summary
| Product brand name | SIRIUS |
|---|---|
| Product designation | Soft starter |
| Size | S3 |
| Operational current at 40 °C | 106 A |
| Power at 500 V | 75 kW |
| Operating voltage at standard circuit | 400 … 600 V |
| Control supply voltage | 24 V |
| Type of voltage of the control supply voltage | AC/DC |
| Control supply frequency | 50 … 60 Hz |
| Main current circuit connection | screw-type terminals |
| Auxiliary and control circuit connection | screw-type terminals |
| IP front protection | IP20 |
Key Features
Soft starter
Product designation: Soft starter.
Product designation: Soft starter.
S3 size
Size of engine control device: S3.
Size of engine control device: S3.
106 A at 40 °C
Operational current at 40 °C rated value: 106 A.
Operational current at 40 °C rated value: 106 A.
75 kW/500 V
At 500 V, standard circuit rated value: 75 kW.
At 500 V, standard circuit rated value: 75 kW.
24 V AC/DC control supply
Type of voltage of the control supply voltage: AC/DC; control supply voltage 1 at AC and DC rated value: 24 V.
Type of voltage of the control supply voltage: AC/DC; control supply voltage 1 at AC and DC rated value: 24 V.
Screw terminals
Type of electrical connection for main current circuit and auxiliary and control circuit: screw-type terminals.
Type of electrical connection for main current circuit and auxiliary and control circuit: screw-type terminals.
Applications
Soft starting of motors
Soft starter function for controlled motor starting.
Soft starter function for controlled motor starting.
Motor overload protection
Motor overload protection function.
Motor overload protection function.
Frequently Asked Questions
What is 3RW4047-1BB05?
It is a Siemens SIRIUS soft starter with product designation Soft starter and size S3.
What are the current and power ratings of 3RW4047-1BB05?
The operational current at 40 °C is 106 A, and the rating at 500 V is 75 kW.
What control supply does 3RW4047-1BB05 use?
The control supply is 24 V AC/DC.
What type of connections does 3RW4047-1BB05 have?
It uses screw-type terminals for the main current circuit and for the auxiliary and control circuit.
