Siemens SIRIUS 3RT2 Contactor, 24 V Coil, 3-Pole, 9 A, 4 kW, 1 NO, 690 V

This contactor is a key component in industrial automation, classified as a 3-pole relay. Designed for robust performance, it operates at a coil voltage of 24V and has a contact current rating of 9A. The compact dimensions of 45mm in width, 73mm in depth, and 58mm in height make it suitable for DIN rail mounting. With a maximum operating temperature of +60°C and a minimum of -25°C, this contactor is built to withstand various environmental conditions.

• High contact voltage rating of 690V enhances operational reliability
• 4kW power rating for effective control of machinery
• 1 NO auxiliary contact for flexible integration into systems
• Compact S00 size optimises space utilisation in control panels
• Robust mechanical service life of up to 30 million cycles ensures durability
• Ring cable lug connections enable secure and reliable wiring

• Utilised in motor control circuits for efficient operation
• Suitable for automation systems requiring reliable switching
• Effective in conjunction with other industrial relays for enhanced functionality
• Ideal for demanding a robust and compact solution
• Used in environments with varying temperatures and humidity levels

The control supply voltage operates at a rated value of 24V DC, with a magnet coil closing and holding power of 4W. The control mechanism has a closing delay of 30 to 100 milliseconds and an opening delay of 7 to 13 milliseconds, allowing for precise operation in various applications.

With a maximum permissible voltage for protective separation rated at 400V, it follows EN 60947-1 standards. The auxiliary contacts can handle operational currents of up to 10A at AC-12, ensuring safety during high-load scenarios.

This contactor is operational in ambient temperatures ranging from -25°C to +60°C and humidity levels from 10% to a maximum of 95% at 55°C. Its design allows for reliable performance even in challenging conditions, making it highly versatile.