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Siemens SIRIUS 3RW30 Soft Starter - 80A, 45kW

Siemens SIRIUS 3RW30 Series S3 Soft Starter

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ManufacturerSiemens

Part number3RW3046-2BB14

Type S3 Soft Starter

Rated Current 80 A

Max Motor Power 45 kW @ 400 V

Control Voltage 200-480 V AC / 110-230 V AC/DC

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12-month warranty

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Veteran-owned

CAGE: 9NK75

Smooth Motor Acceleration Reduced Inrush Current Wide Control Voltage Range Spring-Type Terminals SIRIUS Design S3 Series

Product description

The Siemens SIRIUS 3RW3046-2BB14 is a Type S3 soft starter designed for smooth motor acceleration. It handles a rated current of 80A and supports motor outputs up to 45 kW at 400V. The control voltage range is wide, accommodating 200-480V AC and 110-230V AC/DC. It features spring-type terminals for secure connections.

This soft starter is ideal for applications requiring gentle motor startup to reduce mechanical stress and electrical inrush current. Common uses include pumps, fans, conveyors, and compressors in industries like water treatment, HVAC, and general manufacturing.

Stanlo Automation, a veteran-owned business, offers the Siemens 3RW3046-2BB14 and a vast inventory of industrial surplus parts. Rely on us for quality components and dependable service.

Technical specifications

Type	S3 Soft Starter
Rated Current	80 A
Max Motor Power	45 kW @ 400 V
Control Voltage	200-480 V AC / 110-230 V AC/DC
Terminals	Spring-type
Ambient Temp	40 °C

Common applications

Pump Control

Fan Control

Conveyor Systems

Compressor Control

HVAC Systems

Industrial Machinery

Compatible systems

Three-Phase Induction Motors Industrial Control Panels PLC Systems

Also known as

SIRIUS 3RW30 S3 Siemens Soft Starter 80A 3RW30462BB14

Replaces / compatible with

Replaces direct-on-line starters for applications requiring reduced mechanical and electrical stress during motor startup. Compatible with SIRIUS motor control accessories.

Technical note

Expert tip

Ensure proper heat dissipation by maintaining the specified ambient temperature of 40°C or less, as exceeding this may limit the starter's performance or lifespan.

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Frequently asked questions

What is the maximum motor power this Siemens soft starter can control?

The Siemens SIRIUS 3RW3046-2BB14 soft starter can control motor outputs up to 45 kW when operating at a voltage of 400V. This makes it suitable for a wide range of industrial motor applications.