The Siemens SINOVA Power Contactor – 3MT7050-3AA11-0AL2 is a high-performance switching device designed for industrial motor control and power switching applications. Part of the Siemens SINOVA 3MT7 power contactor series, it provides reliable switching of motors, loads, and industrial electrical equipment in demanding environments.
The 3MT7050-3AA11-0AL2 is designed for AC-3 utilization category applications with operational current capability up to 50A at 400V, making it suitable for controlling motors and industrial loads. It features a 3-pole main contact configuration, screw terminal connections, and auxiliary contact integration for control and monitoring applications.
This Siemens SINOVA power contactor is widely used in motor control centers (MCC), industrial automation panels, machine control systems, pump panels, HVAC systems, OEM electrical assemblies, and factory automation applications where reliable switching performance is required.
At SB Smart, we supply genuine Siemens SINOVA contactors, overload relays, motor control products, and industrial automation solutions with competitive pricing, technical support, bulk order assistance, and fast PAN India delivery.
Genuine Siemens SINOVA 3MT7 Power Contactor
Suitable for AC-3 motor switching applications
Operational current up to 50A at 400V AC-3
3-pole main contact configuration
Screw terminal connection
Auxiliary contact support
Reliable switching performance
Compact industrial design
Suitable for motor starter assemblies
Siemens quality and reliability
Motor Control Centers (MCC)
Industrial Control Panels
Motor Starter Assemblies
Pump Control Panels
HVAC Systems
Machine Automation Systems
OEM Electrical Panels
Factory Automation
Conveyor Systems
Industrial Equipment Control
Provides reliable motor switching
Improves electrical system performance
Supports efficient motor starter design
Reduces panel wiring complexity
Enables easy integration with overload relays
Ensures long operational life
Suitable for continuous industrial operation
Helps improve automation system reliability
100% Genuine Siemens Products
Competitive Industrial Pricing
Expert Technical Support
Bulk Order Assistance
Fast PAN India Delivery
Secure Packaging
Trusted Industrial Electrical Supplier
GST Invoice Available
Responsive Customer Support
The 3MT7050-3AA11-0AL2 is a Siemens SINOVA power contactor used for switching motors and industrial electrical loads in AC-3 applications.
This contactor supports 50A operational current at 400V AC-3 applications.
It is commonly installed in MCC panels, motor starters, automation panels, pump control systems, and industrial machines.
Yes. Siemens SINOVA power contactors are commonly combined with compatible thermal overload relays for motor protection solutions.
Yes. SB Smart supplies genuine Siemens SINOVA industrial products with competitive pricing and technical support.
| Parameter | Specification |
|---|---|
| Product Series | Siemens SINOVA 3MT7 |
| Part Number | 3MT7050-3AA11-0AL2 |
| Product Type | Power Contactor |
| Number of Poles | 3 Pole (3P) |
| Rated Operational Current (AC-3) | 50A |
| Motor Rating | 22kW at 400V AC |
| Rated Operational Voltage | Up to 690V AC |
| Coil Voltage | 230V AC |
| Frequency | 50/60Hz |
| Auxiliary Contacts | 1NO + 1NC |
| Main Circuit Connection | Screw Type |
| Auxiliary Circuit Connection | Screw Type |
| Insulation Voltage | 1000V |
| Surge Voltage Withstand | 8kV |
| Protection Class | IP20 |
| Mechanical Life | Approx. 5 Million Operations |
| Mounting Type | Panel / DIN Rail Mounting |
| Operating Temperature | -5°C to +55°C |
| Switching Category | AC-3 |
| Standard Compliance | IEC 60947 |
| Application | Motor Control, MCC Panels, Industrial Automation, Power Distribution Systems |
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