Siemens 3RW4047-1BB14

Soft starter SIRIUS 3RW40

Soft start device SIRIUS S3 3RW4047-1BB14

The SIRIUS S3 3RW4047-1BB14 soft starter is designed for soft starting and stopping three-phase induction motors with a capacity of up to 55 kW at a voltage of 400 V. The device provides a smooth increase in motor current and torque, which reduces starting overloads and vibration.

Datasheet:

• Type: Soft starter
• Rated current: 106 А
• Rated power: 55 kW
• Rated mains voltage: 400 В
• Rated voltage of control circuits: 110-230 V AC/DC
• Type of terminals: Screw
• Protection class: IP20
• Operating temperature range: -25...+60 °C

Advantages:

• Smooth increase in motor current and torque reduces starting overloads and vibration.
• Simple and reliable design.
• Wide range of adjustment of starting parameters.
• Can be connected to various types of power supplies.

Where it is used:

• Material handling equipment
• Metal processing
• Chemical industry
• Food industry
• Light industry
• Other industries and production