Siemens 3RT2028-2CL24-3MA0 SIRIUS Power Contactor, 3-Pole, AC-3e/AC-3, 38A, 18.5kW, 230V AC Coil, Spring-Loaded Terminal Original Brand New
$116.00
Siemens 3RT2028-2CL24-3MA0 power contactor, AC-3e/AC-3, 38 A, 18.5 kW / 400 V, 3-pole, 230 V AC, 50/60 Hz, with plugged-in varistor, auxiliary contacts: 2 NO + 2 NC, spring-loaded terminal, size: S0, captive auxiliary switch
Overview
The Siemens 3RT2028-2CL24-3MA0 is a high-performance SIRIUS power contactor designed for reliable switching of motors and other electrical loads. This 3-pole contactor is rated for AC-3e/AC-3 duty, handling currents up to 38 A and motor power up to 18.5 kW at 400 V. It features a 230 V AC control voltage with a plugged-in varistor for surge suppression, ensuring long-term durability.
The integrated auxiliary contacts (2 NO + 2 NC) provide flexibility for control circuits. With its space-saving Size S0 frame and convenient spring-loaded terminals, this contactor offers quick and secure installation, making it ideal for industrial control panels, automation systems, and machinery.
Key Features & Benefit
- High Performance: Rated for AC-3e/AC-3, suitable for a wide range of applications including motor control and general-purpose switching.
- Built-in Surge Protection: Includes a plugged-in varistor to protect the coil from voltage spikes, extending the lifespan of the contactor.
- Versatile Auxiliary Contacts: The 2 normally open (NO) and 2 normally closed (NC) auxiliary contacts offer excellent flexibility for feedback, interlocking, and signaling applications.
- Effortless Installation: Spring-loaded terminals allow for fast, reliable, and vibration-proof connections without the need for tools, reducing installation time and maintenance.
- Compact Design: The Size S0 frame optimizes panel space, allowing for more components in a smaller footprint.
- Robust and Reliable: Part of the trusted Siemens SIRIUS series, known for its quality, durability, and performance in demanding industrial environments.
Technical Specification
- Product Type: Power Contactor
- Model Number: 3RT2028-2CL24-3MA0
- Series: SIRIUS 3RT2
- Poles: 3-pole
- Operating Current (AC-3e/AC-3): 38 A
- Motor Power (at 400 V): 18.5 kW
- Control Voltage: 230 V AC, 50/60 Hz
- Surge Suppressor: Plugged-in varistor
- Auxiliary Contacts: 2 NO + 2 NC
- Terminal Type: Spring-loaded terminal
- Size: S0
- Special Feature: Captive auxiliary switch
Application
- Motor control for pumps, fans, compressors, and conveyors
- Industrial automation systems
- Heating, ventilation, and air conditioning (HVAC) systems
- Machine control and safety circuits
- General-purpose switching of resistive loads
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| Weight | 0.525 kg |
|---|---|
| Dimensions | 108.8 × 54 × 153 mm |
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