Description
Product Title
SIEMENS 3RW3046-1AB14 – SIRIUS Three-Phase Motor Soft Starter
Product Overview
The 3RW3046-1AB14 is a compact, high-efficiency three-phase soft starter from Siemens SIRIUS series, designed for asynchronous AC motor control in general industrial applications. It solves core industrial problems including excessive motor inrush current, mechanical startup impact, and grid voltage fluctuation during motor startup and shutdown. Equipped with an integrated bypass contactor, this module enables stepless soft acceleration and deceleration without external auxiliary components, effectively extending motor and mechanical equipment service life while stabilizing power system operation.
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Brand: SIEMENS
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Model:3RW3046-1AB14
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Warranty: One Year
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Condition: 100% New & Original
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Rated Voltage: 200–460 V AC, 50/60 Hz three-phase
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Rated Current: 80 A (40℃ ambient temperature)
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Rated Power: 45 kW @ 400 V standard wiring
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Control Mode: Potentiometer dial parameter setting (ramp time, starting voltage)
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Built-in Feature: Integrated bypass contactor, no external bypass required
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Protection Class: IP20
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Operating Temp: 0°C to +60°C
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Communication: No built-in fieldbus communication
Application Scenarios
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Factory Mechanical Transmission: Applied to fans, water pumps, conveyors and other common industrial motor equipment, eliminating startup mechanical impact and reducing equipment maintenance frequency.
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Building HVAC Systems: Used in central air conditioning fan and water pump motor control, stabilizing building power grid load and avoiding voltage surge interference.
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Light Industrial Production Lines: Deployed in packaging, textile and food processing equipment motor control, ensuring smooth and stable equipment startup and operation.
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