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Siemens SIRIUS 3RW4055-2BB34

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3RW4055-2BB34

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The Siemens 3RW4055-2BB34 soft starter from the SIRIUS series is designed for controlling high-current applications. It operates within a voltage range of 200 to 460 VAC and supports a maximum current rating of 117 Amps, making it suitable for motors up to 75 horsepower at 460 VAC.

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Technical specifications for 3RW4055-2BB34

ManufacturerSiemens
Product TypeSoft starter
Product LineSIRIUS
Part Number3RW4055-2BB34
UPC754554923451
Weight11.00 lbs (4.99 kg)
Current Rating117 Amps
Voltage Range200 to 460 VAC
Power Rating @ 460 VAC75 Hp
Maximum Temperature60 ⁰C
TerminalsSpring type
ColorBlack
Insulation Voltage600 VAC
Protection ClassIP00
Poles3
Maximum Altitude5000 m

The Siemens 3RW4055-2BB34 operates as a powerful soft starter ideal for a variety of industrial applications. With a current rating of 117 Amps, it is engineered to support motor operations up to a power rating of 75 horsepower when functioning at 460 VAC. This soft starter operates efficiently within a voltage range of 200 to 460 VAC, making it flexible for different system requirements. Its insulating voltage has a substantial rating of 600 VAC. Designed for reliable performance, the starter utilizes spring-type terminals for secure connections.

The construction of the device supports maximum temperatures of 60 ⁰C, enabling it to perform under considerable heat when necessary. With three poles, this product provides balanced power management to connected motors. The dimensions of the soft starter are compact at 198 mm tall, 120 mm wide, and 250 mm deep, ensuring it can be fitted into various installations without excessive space demands. Additionally, this unit is rated IP00 regarding its protection class, which indicates it is designed for indoor use in non-harsh environments, and it can operate at altitudes up to 5000 meters.