3RW3018-1BB04

The 3RW3018-1BB04 is a SIRIUS 3RW30 compact soft starter with an S00 chassis design. It has a rated current of 17.6A and can drive a 7.5kW motor load at 400V. It uses a 24V AC/DC control voltage and screw terminals, has built-in bypass contacts, IP20 protection rating, and adjustable start/stop time. It is suitable for applications requiring gradual motor start-up.

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Siemens SIRIUS 3RW3018-1BB04 Soft Starter 17.6A Product Image

Product Positioning

The 3RW3018-1BB04 is a Siemens SIRIUS 3RW30 series S00 chassis soft starter with a rated current of 17.6A, which can be used for a 7.5kW motor load at 400V. Both start and stop times are adjustable.

Core Product Advantages and Features

Start/stop time adjustable

The gradual start and stop times can be adjusted according to the characteristics of the motor and load to reduce mechanical shock.

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.

Built-in bypass contact

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

S00 chassis compact design

Its compact size makes it suitable for distribution panels with limited installation space.

project	Specification
Product Series	SIRIUS 3RW30
Order Model	3RW3018-1BB04
Chassis size	S00
Rated operating current	17.6 A
Applicable motor power (400V)	7.5 kW
Rated operating voltage	200-480 V AC
Control voltage	24 V AC/DC
Terminal blocks	Screw terminals
Protection level	IP20
External dimensions (HxWxD)	95 x 45 x 151 mm
Extreme number	3 poles
Ambient temperature	-25°C ~ +60°C
frequency	50/60 Hz

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