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3TH42 44-0XD0

The Siemens 3TH4244-0XD0 is a versatile contactor relay from the SIRIUS 3TH series, designed for control and switching applications in industrial automation. It combines the reliability of a contactor with the flexibility of a relay, making it ideal for controlling motors, solenoids, and other electrical loads.

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TEL：400-887-3214
Mail：jilineasyyi@outlook.com
Q Q：615739355
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Key Features & Specifications
1. Electrical Parameters
Rated Operational Voltage (Ue): 24–240V AC/DC (coil voltage)

Rated Current (Ie): 9A (AC-1), 5.5A (AC-3)

Max. Switching Power:

AC-1: 2.2 kW (240V AC)

AC-3: 3 kW (400V AC)

Mechanical Life: 10 million operations

Electrical Life: 100,000 operations (AC-3)

2. Contact Configuration
Main Contacts: 4 NO (Normally Open)

Auxiliary Contacts: 2 NO + 2 NC (optional snap-on modules)

3. Mechanical & Mounting
Mounting: DIN Rail (35mm) or panel mounting

Terminals: Screw-type, accepts 0.5–4 mm² conductors

Protection Degree: IP20 (finger-safe terminals)

4. Special Features
Modular Design: Can be expanded with auxiliary contacts, timers, or mechanical interlocks

Low Power Consumption: Energy-efficient coil design

LED Status Indicator: Optional for visual feedback

5. Standards Compliance
IEC/EN 60947-4-1 (Contactors and motor starters)

UL 508 (Industrial control equipment)

CE, RoHS compliant

Typical Applications
✔ Motor Control (Pumps, Fans, Compressors)
✔ Industrial Automation (PLC interfaces, control circuits)
✔ HVAC Systems
✔ Lighting Control
✔ Power Distribution Panels