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Siemens SIRIUS 3RW4075-6BB34

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3RW4075-6BB34

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The Siemens 3RW4075-6BB34 operates as a soft starter drive in the SIRIUS series. It efficiently begins and halts motor operations with a variable voltage range from 40% to 100%, allowing motor output levels of up to 200 kW or 268 HP at 400V/460V.

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Technical specifications for 3RW4075-6BB34

ManufacturerSiemens
Product LineSIRIUS
Part Number3RW4075-6BB34
EAN4011209612112
Weight16.00 lbs (7.26 kg)
ProductSoft Starter Drive
Starting/Stopping Voltage40 to 100%
Starting and Stopping Time0 to 20 seconds
Motor Output at 400V/460V (in kW) (Standard Circuit)200 kW
Motor Output at 400V/460V (in HP) (Standard Circuit)268 HP
Integrated Bypass Contact SystemAvailable
Number of Parameter Sets1
Control Circuit Voltage115 VAC
Screw TerminalsYes
UL/CSA StandardsYes
Rated Operational Voltage200 to 600 VAC
Rated Current at 40°C356 Amps
Ambient Temperature-25 to +60°C
Soft Starting/StompingAvailable
Voltage RampAvailable
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The 3RW4075-6BB34 soft starter drive from Siemens is part of the advanced SIRIUS series designed for motor control in tough environments. It facilitates a flexible voltage adjustment for both starting and stopping procedures, ranging from 40% to 100%. The motor can be operated effectively within an output range of 200 kW at 400V or 268 HP at 460V in standard circuit configurations. Users can choose starting and stopping times between 0 and 20 seconds, enabling precise adjustments to the motor's operational behavior.

The device is rated to handle a maximum current of 356 Amps at 40°C. This soft starter incorporates an integrated bypass contact system, enhancing efficiency during operation. It is designed to function within an ambient temperature range of -25°C to +60°C, suitable for various environmental conditions. The control circuit operates at 115 VAC.

The 3RW4075-6BB34 also features a voltage ramp function, allowing for gradual acceleration and deceleration of connected motors, thereby minimizing mechanical stress and wear. This feature significantly contributes to the product’s longevity and enhances the operational stability of connected equipment. The device's screw terminals ensure reliable connections, and it adheres to relevant UL and CSA standards, ensuring safety and compliance in various applications.