3RW3027-1BB04

The 3RW3027-1BB04 is a SIRIUS 3RW30 compact soft starter with an S0 chassis design. It has a rated current of 32A and can drive a 15kW motor load at 400V. It uses a 24V AC/DC control voltage and screw terminals, has built-in bypass contacts, and an IP20 protection rating. It is suitable for general industrial motor progressive start and stop control applications.

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Siemens SIRIUS 3RW3027-1BB04 Soft Starter 32A Product Image

Product Positioning

The 3RW3027-1BB04 is an S0 chassis soft starter in the Siemens SIRIUS 3RW30 series. It has a rated current of 32A and can handle a 15kW motor load at 400V. It is suitable for the progressive start and stop control of general industrial motors.

Core Product Advantages and Features

Built-in bypass contact

During operation, the bypass contact is turned on to reduce semiconductor heating, extend service life and improve efficiency.

24V AC/DC control voltage

The control circuit adopts a 24V AC/DC design, which is convenient for compatibility with common PLC or control box power supplies.

S0 chassis compact design

Compared to higher current models, these models are more compact and suitable for distribution panels with limited installation space.

IP20 protection rating

It meets the general protection requirements for the internal installation of electrical distribution boxes.

project	Specification
Product Series	SIRIUS 3RW30
Order Model	3RW3027-1BB04
Chassis size	S0
Rated operating current	32 A
Applicable motor power (400V)	15 kW
Rated operating voltage	200-480 V AC
Control voltage	24 V AC/DC
Terminal blocks	Screw terminals
Protection level	IP20
Extreme number	3 poles
Auxiliary contact	1 normally open (1NO) group
Ambient temperature	-25°C ~ +60°C
frequency	50/60 Hz

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