3RT1075-6AR36 – Siemens 400A IEC Power Contactor S12 Frame 440-480V AC Coil

3RT1075-6AR36

3RT1075-6AR36 is a Siemens Sirius IEC power contactor designed for motor control applications with a 400 ampere rating and S12 frame size.

This 3-phase contactor supports high motor power ratings of up to 150 HP at 230V and 300 HP at 460V. It features a 440-480V AC coil and screw terminal connections. The contactor includes 2 normally open and 2 normally closed auxiliary contacts and is compatible with direct mount 3RU21 overload relays for starter configurations. It offers robust performance with a 400 A rating at AC-3 utilization category and 350 A at AC-4 category, suitable for heavy-duty motor switching.

Key Specifications
• Amperage: 400 A at 400 V and 690 V (AC-3)
• Frame Size: S12
• Voltage: 440-480 V AC coil
• Auxiliary Contacts: 2 NO / 2 NC
• Terminal Type: Screw terminals
• Motor Power Rating: 150 HP at 230 V, 300 HP at 460 V
• Compatible with 3RU21 overload relays
• Utilization Category: AC-3 (400 A), AC-4 (350 A)

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Specifications

• Part Number: 3RT1075-6AR36
• Manufacturer : Siemens
• Brand : Siemens
• Category : Motor Control
• Item Subcategory : Contactor
• Family : Sirius
• Type : 3RT10
• Voltage : 600
• Amperage : 400
• Phase : 3
• Poles : 3
• Coil Voltage Maximum : 480
• Coil Voltage Minimum : 440

Product Data

• UPC : 075455477271
• GTIN : 00754554772714
• Weight : 25