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Siemens SIRIUS 3RW4027-1BB14

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3RW4027-1BB14

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The Siemens 3RW4027-1BB14 serves as a soft starter designed for robust motor control. It includes essential features such as intrinsic device protection, motor overload protection, and a bypass contact system that ensures reliable performance.

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Ships from Raleigh, NC
2 Year DO Supply Warranty
Not an Authorized Distributor: DO Supply is not an authorized distributor for listed manufacturers or tradenames and therefore the manufacturer's warranty does not apply. All of our products come with DO Supply's 2-year warranty.
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Technical specifications for 3RW4027-1BB14

ManufacturerSiemens
Product LineSIRIUS
Part Number3RW4027-1BB14
UPC754554956183
Weight1.00 lbs (0.45 kg)
SeriesBreakers
TypeSoft Starter
Bypass Contact SystemIncluded
ThyristorsIncluded
Intrinsic Device ProtectionSupported
Motor Overload ProtectionSupported
External ResetSupported
Adjustable Current LimitationSupported
Electrical ConnectionScrew Terminals
IP RatingIP20
Operating Temperature-25 to 60 degrees Celsius
Storage Temperature-40 to 80 degrees Celsius
Maximum Operating Altitude5000m above sea level
Maximum Operating Humidity80%, non-condensing
Maximum Storage Humidity80%, non-condensing
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Siemens has developed the 3RW4027-1BB14 soft starter to facilitate enhanced motor management. This device incorporates thyristors and includes a bypass contact system for efficient operation, ensuring effective control over motor start and stop cycles.

A significant feature of this soft starter is its support for intrinsic device protection and motor overload protection, safeguarding the system from unexpected conditions. Additionally, it allows for external reset functionality, enhancing user control.

This model supports adjustable current limitation to optimize performance according to specific needs. The electrical connections are achieved through screw terminals, ensuring reliable connectivity.

Designed to operate within a temperature range of -25 to 60 degrees Celsius, this device can perform effectively in harsh environments. Storage conditions are more stringent, with acceptable temperatures spanning from -40 to 80 degrees Celsius.

Rated at IP20, the unit offers moderate protection against solid objects, making it suitable for indoor applications. It remains functional at altitudes up to 5000 meters and can handle humidity levels of 80% without condensation during both operation and storage scenarios.