Siemens 3RT2046-1KB40 Power Contactor 95A, 45kW/400V, 3-Pole, 24V DC, Integrated Varistor Original Brand New
$288.92
Siemens 3RT2046-1KB40 power contactor, AC-3e/AC-3, 95 A, 45 kW / 400 V, 3-pole, 24 V DC, 0.8-1.2* Uc, with integrated varistor, auxiliary contacts: 1 NO + 1 NC, screw terminal, frame size: S3, suitable for PLC outputs
Overview
The Siemens 3RT2046-1KB40 Power Contactor is engineered for high-performance industrial applications requiring reliable motor control and switching. Designed for AC-3 and AC-3e duty, this 3-pole contactor supports up to 45 kW at 400 V and 95 A of operational current. Its 24 V DC coil ensures precise control, while the integrated varistor offers surge protection for extended durability. Built with screw terminals and auxiliary contacts (1 NO + 1 NC), this contactor delivers exceptional compatibility with PLC outputs, ensuring seamless integration in automation systems.
Key Features & Function
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Model: Siemens 3RT2046-1KB40
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Rated Operational Current: 95 A
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Power Rating: 45 kW / 400 V (AC-3/AC-3e duty)
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Poles: 3-pole configuration
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Control Voltage: 24 V DC (0.8–1.2× Uc range)
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Integrated Varistor: Protects against voltage surges and coil disturbances
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Auxiliary Contacts: 1 NO + 1 NC included
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Terminal Type: Screw terminal for secure connections
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Frame Size: S3
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PLC Compatibility: Optimized for PLC output connections
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Durable & Reliable: Siemens’ proven engineering for industrial-grade switching
Benefit
- High Performance: Handles demanding motor control operations with consistent reliability.
- Enhanced Safety: Built-in varistor reduces transient voltages, extending system lifespan.
- Easy Installation: Screw terminals and compact design simplify setup and maintenance.
- Automation Ready: Seamlessly integrates with programmable logic controllers (PLCs).
- Energy Efficient: Designed for optimal power consumption with reduced coil losses.
- Proven Siemens Quality: Backed by a global leader in electrical and automation technology.
Application
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Industrial automation systems
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Motor control centers (MCC)
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HVAC systems
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Conveyor and production lines
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Pump and compressor control
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General-purpose industrial switching
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| Weight | 1.85 kg |
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| Dimensions | 80 × 159 × 167 mm |
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