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Siemens SIRIUS 3RW4443-6BC34

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3RW4443-6BC34

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The Siemens 3RW4443-6BC34 soft starter is engineered to manage 3-phase applications, supporting a supply voltage of 460 VAC. This unit allows for output voltage flexibility ranging from 200 to 460 VAC, aligning with various motor requirements.

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Technical specifications for 3RW4443-6BC34

ManufacturerSiemens
Product TypeSoft Starter
Product LineSIRIUS
Part Number3RW4443-6BC34
UPC754554923109
Weight25.00 lbs (11.34 kg)
Supply Voltage460 VAC
Output Voltage200 to 460 VAC
Phases3-phase
Nominal Current Rating125 A
Peak Current Rating312 A
Nominal Power Output125 hp (93 kW)
Peak Power Output250 hp (186 kW)
ConnectionScrew Terminals
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The Siemens part number 3RW4443-6BC34 is a soft starter that operates effectively across 3-phase systems. It is rated for a supply voltage of 460 VAC, providing output voltages that can be adjusted from 200 VAC to 460 VAC, catering to varying application needs. It is crafted to handle a nominal current of 125 A, making it suitable for substantial motor loads. In terms of peak current capabilities, it can support up to 312 A, ensuring reliable performance during startup.

This model also boasts impressive power ratings: it can deliver a nominal output of 125 horsepower (93 kW) and a peak power output of 250 horsepower (186 kW), which makes it versatile for different motor sizes and setups. The soft starter features screw terminals for straightforward installation and secure electrical connections.

With a weight of approximately 11.21 kg (24.71 lbs), it combines density and durability in construction. Its dimensions, measuring 346 mm in height, 436 mm in width, and 392 mm in depth (or 13.62 in x 17.16 in x 15.43 in), allow for convenient mounting in control panels or equipment cabinets. The Siemens 3RW4443-6BC34 soft starter is a reliable solution for managing motor control, minimizing mechanical stress during startup, and enhancing longevity in operational settings.