Siemens 3RT2018-2BB44-3MA0 SIRIUS Power Contactor, 16A, 7.5kW, 24V DC, 2 NO + 2 NC Aux Contacts Original Brand New

Overview

The Siemens 3RT2018-2BB44-3MA0 is a high-performance SIRIUS series power contactor designed for reliable and efficient switching of electrical loads. This 3-pole contactor is rated for AC-3e/AC-3 operation, handling currents up to 16A and power loads of 7.5 kW at 400V. It features a 24V DC coil for precise control and includes 2 normally open (NO) and 2 normally closed (NC) auxiliary contacts for flexible system integration. The spring-loaded terminals ensure a secure, vibration-resistant connection, while its compact size S00 makes it ideal for space-constrained applications. This contactor also boasts a captive auxiliary switch, which prevents the loss of components during installation and maintenance.

Key Function

• Motor Control: Effectively starts and stops electric motors.
• Load Switching: Switches power to resistive, inductive, and capacitive loads.
• Safety Interlocking: Provides a means of interlocking circuits with its auxiliary contacts.
• Circuit Protection: Can be combined with thermal overload relays to protect motors from overcurrent.

Benefit

• Reliable Performance: Engineered by Siemens, a leader in industrial automation, for long-lasting and dependable operation.
• Easy Installation: The spring-loaded terminals offer fast, tool-free wiring, reducing installation time and costs.
• Space-Saving Design: The compact S00 size allows for high-density mounting in control cabinets.
• Versatile Application: Suitable for a wide range of industrial applications, from manufacturing to building automation.
• Enhanced Safety: Captive auxiliary switch design ensures components remain secure.

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