The Siemens SIRIUS 3RV2111-1AA10 Motor Protection Circuit Breaker (MPCB) is a premium industrial protection device designed for motor overload protection, short-circuit protection, phase failure protection, and safe electrical isolation. As part of the globally trusted Siemens SIRIUS 3RV2 series, this Size S00 Motor Protection Circuit Breaker integrates a Class 10 thermal overload relay with a magnetic short-circuit release, providing complete protection for three-phase induction motors in industrial applications. It is an excellent choice for motor control centers (MCC), industrial automation systems, OEM machinery, electrical control panels, DOL starters, star-delta starters, pump panels, HVAC systems, and manufacturing plants. It protects motors against overload, phase loss, locked rotor conditions, and short circuits while ensuring reliable operation and long equipment life.
The 3RV2111-1AA10 features an adjustable thermal overload current range of 1.1–1.6A, 21A magnetic short-circuit release, 3-pole configuration, screw terminal connections, and standard switching capacity. Designed for operation up to 690V AC, it offers high breaking capacity, excellent mechanical endurance, and compact dimensions for space-saving panel installation. It integrates seamlessly with Siemens SIRIUS S00 and S0 contactors, making it ideal for compact motor starter combinations and industrial motor control applications.
The Siemens 3RV2111-1AA10 Motor Protection Circuit Breaker is widely used in pump control systems, compressors, conveyor systems, machine tools, packaging machines, textile machinery, food processing plants, water treatment facilities, HVAC equipment, OEM machines, and factory automation systems. Its rugged construction, reliable switching performance, and Siemens engineering quality make it one of the preferred solutions for industrial motor protection.
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: 3RV2111-1AA10
Frame Size: S00
Adjustable Thermal Overload Range: 1.1–1.6A
Magnetic Short-Circuit Release: 21A
Class 10 Thermal Overload Protection
Standard Switching Capacity
3-Pole Configuration
Screw Terminal Connections
Rated Operating Voltage: 20–690V AC
Rated Insulation Voltage: 690V AC
Integrated Overload, Short-Circuit & Phase Failure Protection
Compatible with Siemens SIRIUS S00 & S0 Contactors
Compact Space-Saving Design
High Mechanical & Electrical Endurance
Ideal for DOL and Star-Delta Motor Starter Applications
Motor Control Centers (MCC)
Industrial Automation Panels
DOL Motor Starters
Star-Delta Starter Panels
Pump Control Panels
Compressors
Conveyor Systems
HVAC Systems
Packaging Machinery
Textile Machinery
Water Treatment Plants
Food Processing Plants
Manufacturing Industries
OEM Electrical Panels
Protects motors against overload and short-circuit faults
Integrated thermal overload relay minimizes panel components
Phase failure protection improves motor reliability
Compact design saves valuable control panel space
Reduces maintenance costs and unexpected downtime
Easy installation with screw terminal connections
Long mechanical and electrical service life
Reliable performance in demanding industrial environments
Enhances overall motor efficiency and system safety
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 3RV2111-1AA10 is a Motor Protection Circuit Breaker (MPCB) designed to protect three-phase motors against overload, phase failure, and short-circuit faults while providing safe electrical isolation.
The breaker offers an adjustable thermal overload current setting of 1.1A to 1.6A.
It features a 21A magnetic short-circuit release for rapid fault interruption and dependable motor protection.
Yes. The 3RV2111-1AA10 is compatible with Siemens SIRIUS S00 and S0 contactors, making it suitable for DOL starters, star-delta starters, and motor starter combinations.
The breaker is equipped with screw terminal connections, ensuring secure, reliable, and vibration-resistant wiring in industrial control panels.
Yes. SB Smart supplies 100% genuine Siemens SIRIUS Motor Protection Circuit Breakers with competitive pricing, expert technical support, GST invoices, and fast delivery across India.
| Parameter | Specification |
|---|---|
| Brand | Siemens |
| Series | SIRIUS 3RV2 |
| Model Number | 3RV2111-1AA10 |
| Product Type | Motor Protection Circuit Breaker |
| Function | Motor Protection with Overload Relay Function |
| Frame Size | S00 |
| Tripping Class | Class 10 |
| Thermal Overload Release (A-Release) | 1.10–1.60 A |
| Short-Circuit Release (N-Release) | 21 A |
| Number of Poles | 3 |
| Rated Operational Voltage | 20–690 V AC |
| Rated Insulation Voltage | 690 V |
| Rated Impulse Withstand Voltage | 6 kV |
| Frequency | 50/60 Hz |
| Connection Type | Screw Terminal |
| Switching Capacity | Standard |
| Degree of Protection | IP20 |
| Mechanical Endurance | 100,000 Operating Cycles |
| Electrical Endurance | 100,000 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 | 0.407 kg |
| Mounting | DIN Rail Mounting |
| Application | Motor Overload and Short-Circuit Protection |
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