Siemens 3RT2045-1AV04 Power Contactor 80A, 37kW, 400V AC, 2NO+2NC, S3 Size, Screw Terminal Original Brand New
$179.28
Siemens 3RT2045-1AV04 power contactor, AC-3e/AC-3, 80 A, 37 kW / 400 V, 3-pole, 400 V AC, 50 Hz, auxiliary contacts: 2 NO + 2 NC, screw terminal, size: S3, removable auxiliary switch
Overview
The Siemens 3RT2045-1AV04 is a high-performance SIRIUS series power contactor designed for efficient and reliable switching of motors and other electrical loads up to 80 A. This robust 3-pole contactor is engineered for demanding industrial environments, providing exceptional durability and long-term stability.
With a 400 V AC, 50 Hz coil and a compact Size S3 frame, it’s a versatile solution for a wide range of applications, from motor control to general power distribution. The inclusion of 2 NO (Normally Open) and 2 NC (Normally Closed) auxiliary contacts and a removable auxiliary switch block offers enhanced flexibility for control and signaling circuits. The secure screw terminal connections ensure a safe and easy installation process.
Key Benefit
- Exceptional Performance: Rated for AC-3e/AC-3 applications, handling up to 80 A and 37 kW at 400 V, making it suitable for high-demand motor control.
- High Reliability: Part of the trusted Siemens SIRIUS line, known for its robust design, long mechanical and electrical lifespan, and consistent performance under tough conditions.
- Enhanced Flexibility: The built-in 2 NO + 2 NC auxiliary contacts provide ample options for interlocking, signaling, and control circuit integration.
- Easy Maintenance & Installation: Features a removable auxiliary switch for quick and simple replacement or configuration. The screw terminals offer a familiar and secure method for wiring.
- Compact & Space-Saving: Despite its high rating, the Size S3 form factor is optimized for space efficiency within control panels.
Technical Functions & Features
- Product Type: Power Contactor
- Series: Siemens SIRIUS 3RT
- Product Number: 3RT2045-1AV04
- Poles: 3-pole
- Operating Current (AC-3e/AC-3): 80 A
- Operating Power (AC-3e/AC-3): 37 kW at 400 V
- Control Supply Voltage: 400 V AC, 50 Hz
- Auxiliary Contacts: 2 NO (Normally Open) + 2 NC (Normally Closed)
- Connection Type: Screw Terminal
- Frame Size: S3
- Special Feature: Removable auxiliary switch block for easy field modifications.
- Mounting: Can be mounted on a DIN rail or with screws.
- Standards: Complies with major international standards for industrial control gear.
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| Weight | 1.752 kg |
|---|---|
| Dimensions | 79 × 210 × 154 mm |
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