Title: Siemens SIRIUS 3RT1026-3A Power Contactor - 3-Pole, 11kW, 230V AC Coil, Size S0
Product Overview:
The Siemens SIRIUS 3RT1026-3A is a high-performance 3-pole power contactor, engineered for reliable switching of motors and resistive loads in demanding industrial environments. As a core component of the innovative SIRIUS modular system, this contactor offers exceptional operational reliability, a compact design, and a long service life, making it an ideal choice for a wide range of automation and control applications. Designed for seamless integration, the 3RT1026-3A ensures efficient and safe operation, contributing to enhanced productivity and reduced downtime in your electrical systems. Its robust construction and adherence to international standards guarantee superior performance and durability, providing a dependable solution for your power switching needs.
Key Features & Benefits:
- High Switching Capacity: Rated for 25A (AC-3 at 400V) and 11kW (AC-3 at 400V), capable of handling significant motor and resistive loads.
- Versatile 3-Pole Configuration: Ideal for controlling three-phase motors and other industrial equipment requiring robust power switching.
- Efficient 230V AC Coil: Optimized for standard industrial control voltages, ensuring reliable operation and compatibility with existing systems.
- Integrated Auxiliary Contacts: Comes standard with 1 NO (Normally Open) and 1 NC (Normally Closed) auxiliary contacts for enhanced control circuit flexibility and signaling.
- Compact Size S0 Design: Space-saving dimensions allow for efficient panel layout and reduced cabinet footprint, crucial for modern industrial installations.
- Robust & Durable Construction: Engineered for a long electrical and mechanical service life, minimizing maintenance and maximizing uptime.
- Easy Installation: Designed for quick and secure mounting on standard 35mm DIN rails or via screw mounting, simplifying setup and integration.
- Modular System Compatibility: Part of the Siemens SIRIUS modular system, allowing for easy expansion with a wide range of accessories like auxiliary switches, surge suppressors, and overload relays.
- Global Standards Compliance: Meets international standards including IEC, UL, and CSA, ensuring suitability for worldwide applications and regulatory adherence.
- Energy Efficient Operation: Optimized coil design contributes to lower power consumption during operation, supporting energy-saving initiatives.
- Enhanced Safety Features: Provides reliable disconnection and protection for connected loads, contributing to overall system safety.
Applications:
- Motor Control: Starting, stopping, and reversing of three-phase AC motors in pumps, fans, compressors, conveyors, and machine tools.
- Resistive Load Switching: Controlling heating elements, lighting systems, and other resistive loads in industrial furnaces, ovens, and building automation.
- Industrial Automation: Integration into control panels, motor control centers (MCCs), and automated machinery for precise power management.
- HVAC Systems: Managing power to large air conditioning units, chillers, and ventilation systems.
- Power Distribution: Acting as a main or sub-circuit switch in power distribution boards.
- Machine Building: Essential component in the electrical systems of various manufacturing and processing machinery.
- Renewable Energy Systems: Used in solar and wind power installations for switching and control purposes.
The Siemens SIRIUS 3RT1026-3A power contactor is widely used across various industrial and commercial sectors for:
Technical Specifications:
- Part Number: 3RT1026-3A
- Alternative Part Number: 3RT10263A
- Product Type: Power Contactor
- Series: Siemens SIRIUS 3RT
- Frame Size: S0
- Number of Poles: 3-pole
- Rated Operational Current (AC-3, 400V): 25 A
- Rated Power (AC-3, 400V): 11 kW
- Rated Insulation Voltage Ui: 690 V
- Rated Impulse Withstand Voltage Uimp: 6 kV
- Control Supply Voltage (Coil): 230 V AC, 50/60 Hz
- Auxiliary Contacts: 1 NO + 1 NC (integrated)
- Electrical Endurance (AC-3): Approx. 10 million switching cycles
- Mechanical Endurance: Approx. 30 million switching cycles
- Operating Temperature Range: -25 to +60 °C
- Mounting Type: DIN rail (35mm) or Screw mounting
- Protection Class: IP20 (terminals)
- Standards Compliance: IEC 60947, EN 60947, VDE 0660, UL, CSA
- Dimensions (H x W x D): Approx. 57.5 x 45 x 73 mm
- Weight: 0.38 kg
SIEMENS 3RT1026-3A
1-Year Warranty on Purchased Parts
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