Siemens 3RT1056-7AB36 Power Contactor 3-Pole, 185A, 90kW / 400V AC, 2 NO + 2 NC Contacts Original Brand New

Overview

The Siemens 3RT1056-7AB36 is a robust, high-quality power contactor designed for heavy-duty industrial applications. With a rated current of 185 A and a power capacity of 90 kW at 400 V AC, this 3-pole contactor ensures reliable operation for AC-3e/AC-3 circuits. Equipped with 2 NO + 2 NC auxiliary contacts, it offers versatile control options for both standard and advanced electrical setups. The conventional drive and secure terminal design make installation and maintenance straightforward.

Key Benefit

• High Power Capacity: Supports up to 90 kW / 400 V AC, ideal for heavy-duty industrial machinery.

• Reliable Control: 2 NO + 2 NC auxiliary contacts provide flexible and precise control options.

• Durable Construction: Designed for long-lasting operation in industrial environments.

• Easy Installation: Box terminal for the main circuit and screw terminals for auxiliary circuits up to 70 mm² ensure safe and convenient wiring.

• Versatile Use: Compatible with AC-3e/AC-3 applications and suitable for a wide range of electrical installations.

Functions & Features

• Rated Current: 185 A (AC-3)

• Power Rating: 90 kW / 400 V AC (50-60 Hz)

• Control Voltage: DC Uc 23–26 V

• Poles: 3

• Auxiliary Contacts: 2 NO + 2 NC

• Drive Type: Conventional

• Main Circuit Terminals: Box terminal

• Auxiliary Circuit Terminals: Screw terminal, box terminal up to 70 mm²

• Application: Power switching in industrial and commercial setups

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