Siemens SIRIUS 3RT2037-1AH04 Power Contactor, 65A, 30kW, 48V AC Coil, Size S2 Original Brand New
$127.03
Siemens 3RT2037-1AH04 power contactor, AC-3e/AC-3, 65 A, 30 kW / 400 V, 3-pole, 48 V AC, 50 Hz, auxiliary contacts: 2 NO + 2 NC, screw terminal, size: S2, removable auxiliary switch
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Overview
The Siemens SIRIUS 3RT2037-1AH04 is a high-performance, 3-pole power contactor from the robust SIRIUS 3RT2 series, engineered for switching motors and industrial loads up to 30 kW at 400 V (AC-3/AC-3e). This contactor features a specialized 48 V AC, 50 Hz control coil, making it ideal for systems requiring this specific low-voltage AC control power. Its compact Size S2 design and integrated, removable auxiliary contacts make it a flexible and reliable component in motor feeders and control panels.
Key Technical Specifications
- Product Number: 3RT2037-1AH04
- Series: SIRIUS 3RT2
- Contactor Type: Power Contactor (Motor Switching)
- Load Rating (AC-3/AC-3e): 65 A
- Rated Power: 30 kW / 400 V
- Poles: 3-pole
- Control Coil Voltage: 48 V AC, 50 Hz
- Auxiliary Contacts: 2 NO (Normally Open) + 2 NC (Normally Closed)
- Terminal Type: Screw Terminal
- Size: S2
- Feature: Removable Auxiliary Switch Block
Functions and Applications
The 3RT2037-1AH04 contactor is primarily used for switching 3-phase AC motors. Its precise specifications make it essential for:
- Starting and stopping motor loads in machinery.
- Controlling pumps, fans, and compressors.
- Integration into complex automated systems and control panels using a 48V AC control circuit.
- Building motor starters (in combination with an overload relay).
Key Benefits
- High Performance: Reliable switching of high loads up to 65 A and 30 kW.
- Versatile Integration: Part of the modular SIRIUS system, allowing for easy connection with other components like overload relays and circuit breakers.
- Enhanced Control: Includes 2 NO and 2 NC auxiliary contacts for versatile feedback and interlocking circuits.
- Easy Installation: Features robust screw terminals for secure and straightforward wiring.
- Durable and Certified: Built to Siemens quality standards and suitable for worldwide use (IEC, UL/CSA ready).
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| Weight | 1.07 kg |
|---|---|
| Dimensions | 131.5 × 77 × 186 mm |
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