3RW3047-1BB14

The Siemens SIRIUS 3RW3047-1BB14 soft starter, with a 3RW30 basic model S3 frame, has a rated current of 106A, can drive a 55kW three-phase motor at 400V, a main circuit of AC200-480V, a control voltage of AC/DC110-230V, a built-in bypass contact system, IP20 protection, and is suitable for large motor loads.

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Product Positioning

The 3RW3047-1BB14 belongs to the Siemens SIRIUS 3RW30 basic soft starter series. The S3 frame is compatible with a rated current of 106A and a 55kW high-horsepower motor at 400V, making it suitable for smooth starting of large equipment.

Core Product Advantages and Features

High current S3 chassis

With a rated current of 106A, it can handle a 55kW high-horsepower three-phase motor load at 400V.

Built-in bypass contact system

After startup, the bypass contact will automatically switch to operation, reducing the continuous heating and power loss of semiconductor components.

Wide control voltage compatibility

The control voltage covers AC/DC 110-230V, adapting to various existing power distribution control circuits.

IP20 front panel protection

The front panel has an IP20 protection rating and comes with screw terminal wiring, making it easy to install and maintain the distribution box.

project	Specification
Product Series	SIRIUS 3RW30 Basic Model
Frame size	S3
Rated operating current Ie (40°C)	106 A
Corresponding motor power (400V)	55 kW
Main circuit rated voltage	AC 200-480V
Control voltage	AC/DC 110-230V (50/60Hz)
Front panel protection rating	IP20
Wiring method	Screw terminals
Bypass function	Built-in bypass contact system
Ambient temperature range	-25°C ~ +60°C

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