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Siemens 3RV2021-1GA10
by Siemens
Read verified buyer reviews ↓OverviewThe Siemens 3RV2021-1GA10 motor protection circuit breaker delivers essential safeguarding for electrical motors in challenging industrial settings. This dependable component is vital for averting expensive harm resulting from overloads, short circuits, and phase irregularities, thereby guaranteeing operational continuity and prolonging the service life of valuable machinery. Engineered to meet the demands of contemporary industrial uses, the 3RV2021-1GA10 provides customizable current configurations, enabling precise adjustment to suit particular motor attributes and operational needs. Its compact footprint allows for effortless incorporation into control panels, maximizing space efficiency without sacrificing performance or dependability. Opting for the Siemens 3RV2021-1GA10 represents an investment in heightened safety, decreased downtime, and the assurance that your motor-driven equipment is protected by an advanced solution from an esteemed global innovator in industrial automation.Key Features Exact Motor Safeguarding: Provides extensive protection against motor overcurrents and short circuits, crucial for preserving equipment integrity. Configurable Current Range: Features an adjustable rated current spanning 0.1A to 25A, enabling precise protection tailored to diverse motor specifications. Compact & Space-Efficient Design: Developed for optimal space utilization within control panels, simplifying installation and panel arrangements. High Breaking Capacity: Offers a 10kA breaking capacity, ensuring dependable interruption of fault currents for peak safety. DIN Rail Compatibility: Allows for quick and simple mounting on standard DIN rails, streamlining the installation process and reducing labor time. Thermal Overload Defense: Incorporates sophisticated thermal protection to prevent overheating, further extending motor operational life. IEC Conformance: Fully adheres to IEC 60947-4-1 standards, ensuring compliance with international safety and performance benchmarks. Technical Specifications Model: Siemens 3RV2021-1GA10 Type: Motor Protection Circuit Breaker Rated Voltage: 400V AC Rated Current: 0.1A to 25A (adjustable) Breaking Capacity: 10kA Mounting Type: DIN rail mountable Protection Class: IP20 Operating Temperature: -20°C to +60°C Weight: 0.25 kg Dimensions (H x W x D): 90 x 72 x 55 mm Standards: Complies with IEC 60947-4-1 Applications Industrial Manufacturing: Vital for guarding motors in machinery and systems within production facilities, ensuring continuous output. HVAC Systems: Delivers dependable motor protection for heating, ventilation, and air conditioning units in commercial and industrial structures. Material Handling: Perfect for conveyor systems, hoists, and other material handling equipment where motor dependability is paramount. Pumps & Fan Systems: Protects motors utilized in various pumping applications and ventilation setups, preventing downtime due to motor failure. Water Treatment: Guarantees uninterrupted functioning of motor-driven equipment essential to water processing and distribution. Agricultural Equipment: Guards motors in farm machinery exposed to demanding conditions, enhancing robustness and longevity. Why Choose This Model? Exceptional Reliability: Constructed by Siemens, a global leader in industrial automation, guaranteeing consistent and trustworthy motor protection. Extended Equipment Life: Proactive defense against electrical faults significantly decreases wear and tear on motors, prolonging their operational life and minimizing replacement expenses. Cost-Efficient Operation: By preventing motor damage and reducing unscheduled downtime, the 3RV2021-1GA10 contributes to substantial cost savings in maintenance and repairs. Effortless Integration: Its compact size and DIN rail mounting capability make it an excellent choice for both new installations and system upgrades, simplifying engineering and setup. Optimized Functionality: Adjustable parameters allow for precise customization to achieve peak performance. Order NowInvest in the Siemens 3RV2021-1GA10 motor protection circuit breaker today for unparalleled motor safeguarding and operational stability in your industrial environment.FAQWhat is the primary function of the Siemens 3RV2021-1GA10?The primary function of the Siemens 3RV2021-1GA10 is to protect electric motors from damage caused by overloads, short circuits, and phase failures, ensuring continuous operation and extending motor lifespan.Can I adjust the current settings on this device?Yes, the Siemens 3RV2021-1GA10 features an adjustable rated current range from 0.1A to 25A, allowing for precise customization to match specific motor characteristics.Is this circuit breaker suitable for various industrial applications?Absolutely. Its robust design and versatile features make it ideal for industrial manufacturing, HVAC systems, material handling, pump and fan systems, water treatment plants, and agricultural machinery.What standards does the Siemens 3RV2021-1GA10 comply with?This motor protection circuit breaker fully complies with IEC 60947-4-1 standards, ensuring adherence to international safety and performance benchmarks.How does this model contribute to cost savings?By effectively preventing motor damage and reducing unplanned downtime, the 3RV2021-1GA10 significantly contributes to cost savings in maintenance, repairs, and extends the overall lifespan of your equipment.
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Siemens 3RV2021-1GA10
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
- Model: Siemens 3RV2021-1GA10
- Type: Motor Protection Circuit Breaker
- Rated Voltage: 400V AC
- Rated Current: 0.1A to 25A (adjustable)
- Breaking Capacity: 10kA
- Mounting Type: DIN rail mountable
- Protection Class: IP20
- Operating Temperature: -20°C to +60°C
- Weight: 0.25 kg
- Dimensions (H x W x D): 90 x 72 x 55 mm
- Standards: Complies with IEC 60947-4-1
Applications
- Industrial Manufacturing: Vital for guarding motors in machinery and systems within production facilities, ensuring continuous output.
- HVAC Systems: Delivers dependable motor protection for heating, ventilation, and air conditioning units in commercial and industrial structures.
- Material Handling: Perfect for conveyor systems, hoists, and other material handling equipment where motor dependability is paramount.
- Pumps & Fan Systems: Protects motors utilized in various pumping applications and ventilation setups, preventing downtime due to motor failure.
- Water Treatment: Guarantees uninterrupted functioning of motor-driven equipment essential to water processing and distribution.
- Agricultural Equipment: Guards motors in farm machinery exposed to demanding conditions, enhancing robustness and longevity.
Why Choose the 3RV2021-1GA10?
- Exceptional Reliability: Constructed by Siemens, a global leader in industrial automation, guaranteeing consistent and trustworthy motor protection.
- Extended Equipment Life: Proactive defense against electrical faults significantly decreases wear and tear on motors, prolonging their operational life and minimizing replacement expenses.
- Cost-Efficient Operation: By preventing motor damage and reducing unscheduled downtime, the 3RV2021-1GA10 contributes to substantial cost savings in maintenance and repairs.
- Effortless Integration: Its compact size and DIN rail mounting capability make it an excellent choice for both new installations and system upgrades, simplifying engineering and setup.
- Optimized Functionality: Adjustable parameters allow for precise customization to achieve peak performance.
Availability & Shipping
- ▸In stock: 3RV2021-1GA10 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 3RV2021-1GA10 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.
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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.