The Siemens SIRIUS 3RV2041-4RA10 Motor Protection Circuit Breaker (MPCB) is a high-performance industrial protection device designed to provide motor overload protection, short-circuit protection, phase failure protection, and safe electrical isolation for three-phase motors. As part of the renowned Siemens SIRIUS 3RV2 series, this Size S3 Motor Protection Circuit Breaker combines a Class 10 thermal overload release with a 1170A magnetic short-circuit release, delivering dependable protection for medium and high-power motors operating in demanding industrial environments.
The 3RV2041-4RA10 features an adjustable thermal overload current range of 65–84A, 1170A magnetic short-circuit release, 3-pole construction, screw terminal connections, and standard switching capacity. It supports operating voltages from 20V to 690V AC, offers a rated insulation voltage of 1000V AC, and provides high mechanical and electrical endurance for continuous industrial use. It integrates seamlessly with compatible Siemens SIRIUS S3 contactors, making it ideal for Direct-On-Line (DOL) starters, star-delta starters, and complete motor starter assemblies.
Designed for heavy-duty industrial applications, the Siemens 3RV2041-4RA10 is widely used in Motor Control Centers (MCC), industrial automation systems, pump control panels, compressors, conveyor systems, HVAC equipment, mining operations, cement plants, steel industries, water treatment facilities, OEM machinery, process industries, and factory automation. Its robust construction, compact design, and Siemens engineering ensure reliable motor protection, reduced maintenance, and long service life.
At SB Smart, we supply 100% genuine Siemens SIRIUS Motor Protection Circuit Breakers (MPCB), contactors, overload relays, soft starters, MCCBs, MCBs, and industrial automation products with competitive pricing, expert technical support, GST billing, bulk order assistance, and fast PAN India delivery.
Genuine Siemens SIRIUS 3RV2 Motor Protection Circuit Breaker
Model: 3RV2041-4RA10
Frame Size: S3
Adjustable Thermal Overload Range: 65–84A
Magnetic Short-Circuit Release: 1170A
Class 10 Thermal Overload Protection
Standard Switching Capacity
3-Pole Configuration
Screw Terminal Connections
Rated Operating Voltage: 20–690V AC
Rated Insulation Voltage: 1000V AC
Integrated Overload, Phase Failure & Short-Circuit Protection
Compatible with Siemens SIRIUS S3 Contactors
High Mechanical & Electrical Endurance
Suitable for DOL and Star-Delta Motor Starter Applications
Compact and Rugged Industrial Design
Motor Control Centers (MCC)
Industrial Automation Systems
Heavy-Duty Motor Starter Panels
DOL Motor Starters
Star-Delta Starter Panels
Pump Control Panels
Compressors
Conveyor Systems
HVAC Systems
Mining Equipment
Cement Plants
Steel Industries
Water Treatment Plants
OEM Electrical Panels
Factory Automation
Protects motors against overload and short-circuit faults
Integrated thermal overload relay reduces panel components
Fast magnetic trip ensures reliable fault clearance
Phase failure protection enhances motor safety
Compact design minimizes control panel space
Easy installation with secure screw terminals
Reduces maintenance costs and unexpected downtime
Long mechanical and electrical service life
Improves overall motor system reliability
100% Genuine Siemens Products
Best Siemens MPCB Price in India
Expert Technical Support
Bulk Order Assistance
Fast PAN India Delivery
Secure Packaging
GST Invoice Available
Trusted Industrial Electrical Supplier
Reliable After-Sales Support
The Siemens 3RV2041-4RA10 is a Motor Protection Circuit Breaker (MPCB) designed to protect three-phase motors from overload, phase failure, and short-circuit faults while providing safe electrical isolation.
The breaker offers an adjustable thermal overload current setting from 65A to 84A for accurate motor protection.
It features a 1170A magnetic short-circuit release, ensuring rapid fault interruption and dependable protection against severe electrical faults.
Yes. The 3RV2041-4RA10 is designed for seamless integration with compatible Siemens SIRIUS S3 contactors to build DOL starters, star-delta starters, and motor starter combinations.
The breaker is equipped with screw terminal connections, providing secure, vibration-resistant, and reliable wiring in industrial control panels.
Yes. SB Smart supplies 100% genuine Siemens SIRIUS Motor Protection Circuit Breakers with competitive pricing, technical support, GST invoices, and fast delivery across India.
| Parameter | Specification |
|---|---|
| Brand | Siemens |
| Series | SIRIUS 3RV2 |
| Model Number | 3RV2041-4RA10 |
| Product Type | Motor Protection Circuit Breaker (MPCB) |
| Frame Size | S3 |
| Thermal Overload Setting (A-Release) | 65.00–84.00 A |
| Magnetic Trip (N-Release) | 1170 A |
| Tripping Class | Class 10 |
| Number of Poles | 3 |
| Rated Operational Voltage | 20–690 V AC |
| Rated Operational Current | 84 A |
| Rated Insulation Voltage | 1000 V |
| Rated Impulse Withstand Voltage | 8 kV |
| Operating Frequency | 50/60 Hz |
| Connection Type | Screw Terminal |
| Switching Capacity | Standard |
| Degree of Protection | IP20 Front |
| Mechanical Endurance | 25,000 Operating Cycles |
| Electrical Endurance | 25,000 Operating Cycles |
| Operating Temperature | -20°C to +60°C |
| Storage Temperature | -50°C to +80°C |
| Maximum Installation Altitude | 2000 m |
| Relative Humidity | 10–95% |
| Approximate Weight | 2.262 kg |
| Mounting | Panel Mount |
| Application | Motor Overload and Short-Circuit Protection |
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