3RT1066-2NF36 – Siemens 3-Pole 300A 600V AC Motor Contactor with 110V Coil

3RT1066-2NF36

3RT1066-2NF36 is a Siemens Sirius 3-pole motor contactor designed for heavy-duty motor control applications.This power contactor supports 300A current at 600V AC, suitable for 3-phase motor circuits, and includes a 110V coil for operation.Technical Description: The Siemens 3RT1066-2NF36 contactor is rated for AC-3 utilization category, capable of switching motors up to 160 kW at 400V AC. It features a 3-pole configuration with auxiliary contacts arranged as 2 normally open (NO) and 2 normally closed (NC). The coil voltage is 110V AC, with an operational frequency of 50-60 Hz. This contactor supports both AC and DC operation with a control voltage range of 96-127V AC/DC. It is part of the Siemens Sirius series, known for reliable motor control and robust construction.

• Amperage: 300A
• Voltage: 600V AC operational voltage
• Poles: 3-pole
• Coil Voltage: 110V AC
• Utilization Category: AC-3
• Motor Power Rating: 160 kW at 400V AC
• Auxiliary Contacts: 2 NO + 2 NC
• Frequency: 50-60 Hz
• Control Voltage Range: 96-127V AC/DC
• Series: Siemens Sirius

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Specifications

• Part Number: 3RT1066-2NF36
• Manufacturer : Siemens
• Brand : Siemens
• Category : Motor Control
• Item Subcategory : Contactor
• Family : Sirius
• Type : 3RT10
• Voltage : 600
• Amperage : 300
• Phase : 3
• Poles : 3
• Coil Voltage Maximum : 127
• Coil Voltage Minimum : 110

Product Data

• UPC : 785901372363
• GTIN : 00785901372363
• Weight : 16