Siemens 3RT2036-1DB40-0TA0 Power Contactor, 51A, 22kW, 24V DC, S2 Original Brand New

Overview: Siemens 3RT2036-1DB40-0TA0 SIRIUS Power Contactor

The Siemens 3RT2036-1DB40-0TA0 is a high-performance, 3-pole power contactor from the trusted SIRIUS family, designed for switching three-phase motors and other electrical loads. Classified under both AC-3e and AC-3 categories, this robust contactor handles up to 51 Amperes and is rated for 22 kW at 400 V.

It features a reliable 24 V DC operating coil, a standard in modern industrial control systems, and comes equipped with essential auxiliary contacts (1 Normally Open + 1 Normally Closed) for control circuit feedback. Its compact Frame Size S2 design and versatile screw terminals ensure easy installation and dependable, long-term operation.

Key Features & Function

• 3-Pole Switching: Designed specifically for efficiently switching three-phase alternating current (AC) motors and resistive loads.
• High Power Rating: Rated for a maximum operational current of 51 A and power up to 22 kW at 400 V.
• DC Coil Operation: Utilizes a $24VDC$ control voltage with a wide operating range of $0.8$ to 1.1×Uc​ (Rated Control Supply Voltage) for reliable actuation.
• Integrated Auxiliary Contacts: Includes $1NO+1NC$ auxiliary contacts in the base unit, simplifying wiring for control and signaling circuits.
• Frame Size S2: Compact and standardized size (S2) for compatibility and space efficiency in control cabinets.
• Screw Terminals: Robust screw-type connections for the main and auxiliary circuits, ensuring a secure and vibration-proof electrical connection.
• Versatile Mounting: Supports upright, suspended, and vertical mounting positions.
• Durable Service Life: Offers a long mechanical and electrical service life of up to $100,000$ operations.
• Temperature Tolerance: Rated for reliable operation in ambient temperatures up to $50°C$.

Benefit

• Reliable Motor Control: Ideal for Direct On Line (DOL) starting of three-phase motors in machinery, pumps, fans, and compressors.
• Space & Cost Efficiency: The compact S2 frame size optimizes panel layout and minimizes installation costs.
• Universal Compatibility: As a Siemens SIRIUS component, it seamlessly integrates with other SIRIUS control gear.
• Simplified Wiring: Integrated auxiliary contacts and screw terminals facilitate quicker and less complex installation.
• High Durability: The high mechanical and electrical service life ensures minimal maintenance and prolonged operational uptime.

For more information on the Siemens 3RT2036-1DB40-0TA0 and other industrial control products, visit turll today.