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Description
3RT1446-1BB40
3RT1446-1BB40 is a Siemens 3-pole motor contactor designed for AC-1 applications with a 140A rated current at 400V and a 24V DC control voltage.
This contactor features a Size S3 frame with screw terminals for secure mounting and connection. It supports a rated operating current of 140A at 400V AC-1 and 130A at 24V DC, suitable for heavy-duty motor control. The device is designed for high mechanical service life and shock resistance, making it reliable in industrial environments. It is a phased-out product with a preferred successor in the Siemens SIRIUS 3RT2 series.
- Rated operating current: 140A at 400V AC-1
- Control supply voltage: 24V DC
- Number of poles: 3
- Frame size: S3
- Mounting type: Screw terminal
- Operating frequency: up to 650 cycles/hour AC-1
- No-load switching frequency: 1000 cycles/hour DC
- Shock resistance: 10.6g / 5 ms sine pulse at DC
- Mechanical service life: high switching cycles
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Specifications
- Part Number: 3RT1446-1BB40
- Manufacturer : Siemens
- Brand : Siemens
- Category : Motor Control
- Item Subcategory : Contactor
- Family : Sirius
- Type : 3RT14
- Voltage : 600
- Amperage : 140
- Phase : 3
- Poles : 3
- Coil Voltage Maximum : 24
Product Data
- UPC : 075455448876
- GTIN : 04011209363229
- Weight : 6
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