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Siemens 3RW4073-6BB44 SIRIUS Soft Starter - 230A

Siemens 3RW4073-6BB44 SIRIUS soft starter, 230A, 132kW motor capacity.

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ManufacturerSiemens
Part number3RW4073-6BB44
Part Number 3RW4073-6BB44
Manufacturer Siemens
Series SIRIUS
Type Soft Starter
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230A Rated Current 132kW Motor Capacity 200-460V AC Control 230V AC Coil Smooth Motor Start Screw Terminals
Product description

The Siemens 3RW4073-6BB44 is a SIRIUS soft starter designed for smooth motor acceleration. It has a rated operational current of 230 A and is suitable for motor ratings up to 132 kW at 400V. The control voltage range is 200-460V AC, with a 230V AC coil voltage. It features screw terminals for connection.

This soft starter is ideal for applications requiring reduced mechanical stress on machinery and controlled power ramp-up for electric motors, such as pumps, fans, conveyors, and compressors. It helps to minimize inrush current and extend the lifespan of motor components.

Stanlo Automation, a veteran-owned surplus industrial parts distributor, offers the Siemens 3RW4073-6BB44. Secure this high-quality component to optimize your motor control applications.

Technical specifications
Part Number3RW4073-6BB44
ManufacturerSiemens
SeriesSIRIUS
TypeSoft Starter
Rated Operational Current230 A
Motor Power132 kW (400V)
Control Voltage200-460 V AC
Coil Voltage230 V AC
TerminalsScrew
Common applications
Pump Control
Fan Control
Conveyor Systems
Compressor Starting
Industrial Motor Control
Material Handling
Compatible systems
AC Induction Motors 3-phase Motors
Also known as
Siemens SIRIUS 3RW40 Soft Starter 230A Siemens Motor Controller
Replaces / compatible with
This is a phased-out product. The preferred successor type is SIRIUS 3RW5073-6AB14.
Technical note
Expert tip
Although phased out, ensure the 40°C ambient temperature rating is maintained for optimal performance and lifespan of this soft starter.
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Frequently asked questions
What is the successor product for the Siemens 3RW4073-6BB44 soft starter?
The Siemens 3RW4073-6BB44 is a phased-out product. Its preferred successor is the SIRIUS 3RW5073-6AB14. This soft starter is rated for 230A and 132kW at 400V.
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