3RT1276-6AD36 – Siemens SIRIUS 3RT12 Vacuum Contactor 500A 400V 3-Pole

3RT1276-6AD36

3RT1276-6AD36 is a Siemens SIRIUS 3RT12 vacuum contactor designed for AC-3e/AC-3 motor control applications with 500 A rated current at 400 V.

This 3-pole vacuum contactor delivers 250 kW operating power at 400 V AC (50-60 Hz) and supports DC operation with a 42-48 V UC coil. The unit features 2 NO + 2 NC auxiliary contacts and is rated up to 1000 V. Built for industrial motor switching and heavy-duty applications, the 3RT12 series provides reliable performance across demanding environments.

• Rated Current: 500 A
• Rated Voltage: 400 V AC (50-60 Hz)
• Operating Power: 250 kW at 400 V
• Poles: 3-pole
• Coil Voltage: 42-48 V AC/DC
• Auxiliary Contacts: 2 NO + 2 NC
• Maximum Voltage: 1000 V
• Product Type: Vacuum Contactor
• Series: SIRIUS 3RT12
• Duty: AC-3e/AC-3

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Specifications

• Part Number: 3RT1276-6AD36
• Manufacturer : Siemens
• Brand : Siemens
• Category : Motor Control
• Item Subcategory : Contactor
• Section : Vacuum Contactor
• Family : Sirius
• Type : 3RT12
• Voltage : 600
• Amperage : 500
• Phase : 3
• Poles : 3
• Coil Voltage Maximum : 48
• Coil Voltage Minimum : 42

Product Data

• UPC : 075455477324
• GTIN : 00754554773247
• Weight : 25