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Siemens SIRIUS 3RT1075-6AU36

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3RT1075-6AU36

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The 3RT1075-6AU36 from Siemens is a 3-pole contactor designed for a 3-phase system. It operates at an AC voltage of 400 VAC and at a DC voltage range of 240 VDC. The contactor is rated for a current of up to 400 A and a power rating of 200 kW at 400 V, providing substantial electrical control capacity.

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Technical specifications for 3RT1075-6AU36

ManufacturerSiemens
Product LineSIRIUS
Part Number3RT1075-6AU36
UPC754554772691
Weight23.00 lbs (10.43 kg)
Product NameContactor
Number of Poles3-Pole
Number of Phases3-Phase
AC Voltage400 VAC
DC Voltage Range240 to 240 VDC
Input Line Frequency50 to 60 Hz
Rated Operational Current (AC-3)400 A
Rated Operational Power (AC-3) at 400 V200 kW
Auxiliary Contacts2 NO + 2 NC
Mounting PositionVertical, ±90° rotatable
Protection RatingIP00
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Siemens manufactures the SIRIUS series 3RT1075-6AU36 contactor. This device is engineered as a 3-pole contactor suitable for 3-phase power systems, handling an AC voltage of 400 VAC and a DC voltage within a range of 240 VDC. It operates effectively at line frequencies from 50 to 60 Hz.

With a rated operational current of 400 A in AC-3 applications, it confidently supports workloads without compromising performance. The contactor is calibrated for a rated operational power of 200 kW at 400 V, making it ideal for substantial electrical tasks. Additional functionality is provided through its auxiliary contacts, which comprise 2 normally open (NO) and 2 normally closed (NC) configurations.

The 3RT1075-6AU36 contactor is designed for vertical mounting and can be adjusted up to ±90°, facilitating flexibility in installation. Its dimensions are 289 x 233 x 272 mm, translating to approximately 11.38 x 9.17 x 10.71 inches. The construct has a weight of 10.32 kg (22.75 lbs), ensuring a solid build while still being manageable for installation. This model comes with a protection rating of IP00, indicating that it should be used in environments protected from direct exposure to liquids and solids.