Siemens SIRIUS 3RT Size S12, 3RT1 Contactor, 127 V Coil, 3-Pole, 500 A, 250 kW, 2NO + 2NC

This contactor is a robust component designed for industrial automation applications. With a coil voltage of 127V and rated for 400V AC, it offers a compact footprint measuring 160mm in width and 225mm in depth. This versatile 3-pole contactor supports high current applications up to 500A, ensuring reliable operation in demanding environments.

• Designed for high performance with a 500A contact current rating
• Enhanced insulation voltage of 1000V for robust safety
• Surges withstand voltage rated at 8kV for reliable operation
• Efficient in varying temperatures, operating from -25°C to +60°C
• Facilitates easy surface mounting for versatile installation
• Features auxiliary contacts for increased functionality in control circuits

• Used for motor control in industrial machinery
• Suitable for switching high current electrical loads
• Effective in automation systems requiring reliable distribution
• Applicable in environments with extreme temperature fluctuations
• Ideal for use in power distribution panels and motor starters

It supports a maximum operational current of 500A, making it suitable for heavy-duty industrial tasks where high current switching is necessary.

This contactor operates effectively in temperatures ranging from -25°C to +60°C, ensuring functionality in various environmental conditions.

The auxiliary contacts enable additional control and monitoring functions, which enhance the overall operational flexibility in controlling auxiliary devices.

The contactor should be surface mounted and requires specific spacing for heat dissipation and safety, ensuring reliable performance during operation.