Overview
The Siemens SIRIUS 3RT2545-1AF00 is a high-performance 4-pole power contactor from the robust SIRIUS 3RT2 series, perfectly suited for switching demanding loads like hoisting gear motors or two separate loads in industrial applications. Engineered for the AC-3 utilization category, this contactor offers exceptional reliability and a compact design (Size S3). It is rated for a substantial operational current of 80 A and a power rating of 37 kW at 400 V. The control circuit operates with a 110 V AC, 50 Hz coil, and it features secure, reliable screw terminals for all connections.
Key Features & Function
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Rated operational current (AC-3): 80 A
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Rated motor power: 37 kW at 400 V
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Poles: 4-pole main contacts for robust switching
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Control voltage: 110 V AC, 50 Hz
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Main contacts configuration: 2 NO + 2 NC
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Auxiliary contacts: 1 NO + 1 NC for control circuits
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Terminal type: Screw terminal for secure connections
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Contactor size: S3, compact and space-efficient
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Durability: High mechanical and electrical endurance
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Industrial application: Ideal for motor starters, industrial automation, and electrical panels
Benefit
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Reliable Motor Control: AC-3 rating ensures safe and efficient motor switching.
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Versatile Installation: Compact S3 size with screw terminals simplifies mounting and wiring.
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Enhanced Control Options: Auxiliary contacts allow for advanced control schemes.
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Long-lasting Performance: Siemens engineering ensures high endurance and minimal maintenance.
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Industrial-Grade Safety: Built to meet demanding industrial standards.
Application
The SIRIUS 3RT2545-1AF00 is the professional choice for reliable control in demanding industrial environments, including:
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Controlling hoisting gear and crane systems.
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Switching or reversing industrial motors and drive systems.
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Managing complex electrical systems requiring 4-pole switching.
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General use in automation and control panels for switching two separate loads.
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