Overview
The Siemens 3RT2028-1NP30 is a high-performance power contactor designed for industrial applications requiring robust switching and control. With a 3-pole configuration, this contactor supports a current rating of 38 A and a power rating of 18.5 kW at 400 V, ensuring dependable operation in demanding AC and DC circuits. Its integrated varistor provides additional surge protection, while the auxiliary contacts (1 NO + 1 NC) offer versatile control options. Compact and efficient, this contactor is perfect for machinery, motor control, and automation systems.
Key Benefit
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High Reliability: Built for industrial-grade performance and long service life.
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Versatile Operation: Supports AC-3e/AC-3 loads up to 18.5 kW at 400 V.
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Integrated Protection: Comes with a built-in varistor to safeguard your circuits from voltage spikes.
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Easy Integration: Compact S0 size and screw terminals simplify installation in control panels.
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Flexible Control: Auxiliary contacts (1 NO + 1 NC) allow for multiple control configurations.
Function & Features
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Type: Power Contactor
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Poles: 3-pole
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Current Rating: 38 A
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Voltage Rating: 200-280 V AC/DC, 50/60 Hz
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Power Rating: 18.5 kW / 400 V
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Auxiliary Contacts: 1 NO + 1 NC
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Protection: Integrated varistor for surge protection
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Terminal Type: Screw
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Size: S0
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Application: Motor starters, industrial automation, load switching
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