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Siemens SIRIUS 3RT1055-6AS36

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3RT1055-6AS36

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The Siemens 3RT1055-6AS36 is a power contactor designed for efficient motor switching applications. Rated at 75 kW for 400 V operation, it supports a maximum current of 150 A across its 3-pole configuration.

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Technical specifications for 3RT1055-6AS36

ManufacturerSiemens
Product TypePower Contactor
Product LineSIRIUS
Part Number3RT1055-6AS36
UPC754554771717
Weight7.00 lbs (3.18 kg)
Rated Power75 kW @ 400 V
Poles3-pole
Main Voltage400 V AC
Auxiliary Contacts2 NO + 2 NC
Rated Current150 A
Control Voltage500–550 V AC/DC
Contactor SizeS6
Control UnitConventional Mechanism
Voltage RangeUc 500–550 V
Switching Capacity150 A AC-3
Connection TypeBar Connections
Frequency50/60 Hz
ApplicationMotor Switching
Terminal TypeScrew Terminal
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The Siemens 3RT1055-6AS36 is a power contactor from the SIRIUS series, well-suited for tasks involving motor switching. Delivering a rated power of 75 kW at 400 V, this device supports robust performance with a rated current of 150 A. The contactor is constructed with a 3-pole design, ensuring effective operation in motor control applications.

Auxiliary contacts are included with this contactor, featuring two normally open (NO) and two normally closed (NC) options to enhance functionality and integration into more complex systems. The specified main voltage is 400 V AC, while the control voltage operates within a range of 500 to 550 V, accepting both AC and DC inputs. It utilizes a conventional mechanism for its control unit, forming a reliable solution for industrial needs.

The contactor size identified as S6 is compatible with the specified connection type utilizing bar connections, allowing straightforward setups. This unit works efficiently within a frequency range covering both 50 and 60 Hz, fitting a variety of operating conditions. Lastly, it is equipped with screw terminals for secure and stable electrical connections within the system.