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Siemens 3RW3027-1BB04
by Siemens
Read verified buyer reviews ↓OverviewThe Siemens 3RW3027-1BB04 SIRIUS Soft Starter is a crucial device for contemporary industrial settings, expertly designed to safeguard and enhance electric motor efficiency. This advanced soft starter meticulously manages motor acceleration and deceleration, significantly mitigating harmful inrush currents and mechanical strain on machinery. This not only extends the operational life of your motors and connected equipment but also contributes to notable energy conservation and operational effectiveness. Engineered for seamless integration into diverse industrial configurations, the 3RW3027-1BB04 features a robust 32A rated current, making it ideal for powering motors up to 15kW at 400V AC. Whether your operations involve vital pumping systems, dynamic conveyor lines, or high-demand compressors, this Siemens soft starter delivers unmatched control and dependability, guaranteeing smooth, regulated operation from initiation to conclusion.Key Features Precise Motor Safeguard: Decreases damaging inrush currents and alleviates mechanical shock during startup, protecting motors and linked equipment. Optimized Power Usage: Achieves considerable energy savings through smooth acceleration, thereby lessening peak current demands and improving the power factor. High Capacity Rating: Capable of managing motors up to 15kW (at 400V AC) with a 32A rated current, offering extensive application possibilities. Compact & Intuitive Design: Boasts a space-efficient, modular construction for straightforward installation and integration into existing control panels. Integrated Overload Protection: Enhances system reliability and motor safety via built-in thermal overload protection, preventing expensive downtime. Gentle Start & Stop: Ensures smooth and regulated starting and stopping of motors, eliminating sudden jolts and wear on mechanical components. Broad Voltage Compatibility: Functions effectively within a wide voltage range of 200-480V AC, providing adaptability for various power supply environments. Technical Specifications Product Category: SIRIUS Soft Starter Part Number: 3RW3027-1BB04 Rated Current: 32A Motor Power (400V AC): 15kW (20 HP) Voltage Range: 200-480V AC Control Voltage: 24V AC/DC Mounting Method: DIN Rail / Panel Mount Compliance: Adheres to strict IEC and international industrial safety standards Series: SIRIUS 3RW30 Applications Pumps and Pumping Stations: Prevents unwanted water hammer effects and reduces wear on pump components, ensuring stable fluid delivery. Fans and HVAC Systems: Minimizes mechanical stress on fan blades and bearings, leading to quieter operation and extended equipment longevity. Conveyor and Material Handling Systems: Guarantees smooth acceleration and deceleration of conveyor belts, lessening product damage and machinery wear. Compressors and Refrigeration Units: Provides dependable and efficient motor control, contributing to stable pressure and temperature regulation. Industrial Machinery and Automation: Integrates seamlessly into various automated systems, offering precise and safe motor control for diverse manufacturing processes. Woodworking and Metalworking Equipment: Ensures controlled starts for high-inertia loads, protecting tooling and improving operational safety. Why Choose This Model? Unrivaled Dependability: As part of the Siemens SIRIUS range, the 3RW3027-1BB04 epitomizes German engineering excellence and industrial-grade resilience. Extended Equipment Lifespan: By significantly reducing electrical and mechanical stress, this soft starter considerably prolongs the operational life of your valuable motors and machinery components. Economical Operation: Beyond energy savings, its protective features minimize maintenance requirements and avert costly breakdowns, leading to a superior overall cost of ownership. Effortless Integration: Its compact footprint and adaptable mounting options make it exceptionally simple to incorporate into new or existing control cabinets, saving both time and installation effort. Order NowEnhance your industrial operations with the Siemens 3RW3027-1BB04 SIRIUS Soft Starter. Contact Palm Parts Solution today to place your order and ensure the optimal performance and longevity of your motor-driven systems.FAQWhat is the primary function of the Siemens 3RW3027-1BB04 soft starter?Its main purpose is to reduce inrush currents and mechanical stress during motor startup and shutdown, thereby protecting the motor and connected equipment, and extending their lifespan.What is the maximum motor power this soft starter can handle?This model is designed to manage motors up to 15kW at 400V AC.Is this soft starter suitable for a wide range of industrial applications?Yes, its versatile design and robust features make it ideal for various applications including pumps, HVAC systems, conveyors, compressors, and general industrial machinery.Does the 3RW3027-1BB04 have built-in protection features?Yes, it includes integrated thermal overload protection to enhance system reliability and motor safety, preventing potential damage.How does this soft starter contribute to energy savings?By providing smooth acceleration, it reduces peak current demands and improves the power factor, leading to significant energy consumption reductions.
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Siemens 3RW3027-1BB04
Overview
This is a genuine Siemens component. PalmPartsSolution stocks it in new, refurbished, and surplus condition with tested warranty and same-day shipping on in-stock units.
Whether you are sourcing a like-for-like replacement for an existing installation, an emergency spare to keep a line running, or a qualified part for a new build, our team can confirm availability, revision, and lead time before you order.
Key Features
- Genuine Siemens catalog part
- Tested before shipment
- Backed by PalmPartsSolution warranty
- Cross-reference and revision assistance available
- Compatible with the broader Siemens automation ecosystem
Compatibility
When ordering, match the full catalog/part number, hardware revision, and firmware revision called out by your Siemens equipment. Where applicable, confirm:
- Input/output voltage and current rating
- Communication protocol and network role
- Mounting form factor and footprint
- Operating temperature, humidity, and IP rating
- Required certifications (UL, CE, ATEX, marine, etc.)
Not sure which revision you need? Send us the catalog number on the nameplate and we will confirm the correct match.
Replacement Information
Three ways to source this part through PalmPartsSolution:
- Exact replacement — same Siemens catalog number, new or refurbished, tested and warrantied
- Form-fit-function equivalent — alternate revision or build that drops in without code changes
- Engineered migration — current-generation Siemens platform with documented conversion notes
Contact our engineering team if you need help choosing between these tracks.
Technical Specifications
- Product Category: SIRIUS Soft Starter
- Part Number: 3RW3027-1BB04
- Rated Current: 32A
- Motor Power (400V AC): 15kW (20 HP)
- Voltage Range: 200-480V AC
- Control Voltage: 24V AC/DC
- Mounting Method: DIN Rail / Panel Mount
- Compliance: Adheres to strict IEC and international industrial safety standards
- Series: SIRIUS 3RW30
Applications
- Pumps and Pumping Stations: Prevents unwanted water hammer effects and reduces wear on pump components, ensuring stable fluid delivery.
- Fans and HVAC Systems: Minimizes mechanical stress on fan blades and bearings, leading to quieter operation and extended equipment longevity.
- Conveyor and Material Handling Systems: Guarantees smooth acceleration and deceleration of conveyor belts, lessening product damage and machinery wear.
- Compressors and Refrigeration Units: Provides dependable and efficient motor control, contributing to stable pressure and temperature regulation.
- Industrial Machinery and Automation: Integrates seamlessly into various automated systems, offering precise and safe motor control for diverse manufacturing processes.
- Woodworking and Metalworking Equipment: Ensures controlled starts for high-inertia loads, protecting tooling and improving operational safety.
Why Choose the 3RW3027-1BB04?
- Unrivaled Dependability: As part of the Siemens SIRIUS range, the 3RW3027-1BB04 epitomizes German engineering excellence and industrial-grade resilience.
- Extended Equipment Lifespan: By significantly reducing electrical and mechanical stress, this soft starter considerably prolongs the operational life of your valuable motors and machinery components.
- Economical Operation: Beyond energy savings, its protective features minimize maintenance requirements and avert costly breakdowns, leading to a superior overall cost of ownership.
- Effortless Integration: Its compact footprint and adaptable mounting options make it exceptionally simple to incorporate into new or existing control cabinets, saving both time and installation effort.
Availability & Shipping
- ▸In stock: 3RW3027-1BB04 ready for immediate dispatch from our Florida warehouse.
- ▸Free USA shipping: FedEx Priority (2–5 business days) and UPS Ground (3–5 business days). Expedited options available at checkout.
- ▸Worldwide delivery: FedEx International Priority (1–5 days), UPS International Priority (3–5 days), and USPS International (5–10 days) — rates calculated at checkout.
- ▸Bulk pricing: Volume discounts on request — contact our sales team for quantity quotes.
- ▸Buy with confidence: Every 3RW3027-1BB04 ships with a 1-Year PALM Parts warranty and a 30-day return window.
Frequently Asked Questions — Siemens
Machine down? We ship parts the same day.
New, surplus, and refurbished Siemens inventory in stock. Request a quote or speak directly with an automation specialist for emergency sourcing.
Related Siemens resources
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Independent Supplier Notice
PALM Parts Solution operates as an independent industrial automation supplier and is not an authorized distributor or affiliate of any listed manufacturer or brand name. Manufacturer trademarks and product names are used solely for identification purposes. Original manufacturer warranties do not apply. All products sold by PALM Parts are backed by our own 1-year warranty.
Product Condition & Firmware
All products are sold as new unless stated otherwise. Original manufacturer packaging may show signs of handling, storage, or shelf wear. Date codes and series may vary from current factory production. PALM Parts does not guarantee the presence, version, or compatibility of any firmware on PLC or automation products.