Siemens 3RT2535-1NB30 Power Contactor 35A, 4-Pole, 18.5kW / 400V, Integrated Varistor Original Brand New

Overview

The Siemens 3RT2535-1NB30 is a robust and reliable power contactor designed for demanding industrial applications. It delivers superior performance in AC-3 rated circuits with a capacity of 35 A and supports motors up to 18.5 kW at 400 V. Equipped with an integrated varistor, it ensures enhanced protection against voltage spikes, prolonging the life of your equipment. Its compact design with screw terminals makes installation quick and efficient, while the 4-pole configuration provides high operational flexibility.

Key Benefit

• High Performance & Reliability: AC-3 rated for 35 A, supporting heavy-duty motor loads up to 18.5 kW.

• Integrated Protection: Built-in varistor safeguards against voltage spikes and electrical surges.

• Versatile Application: Suitable for industrial automation, motor control, and switchgear assemblies.

• Compact & Easy Installation: Screw terminal design ensures secure and fast wiring.

• Flexible Contact Configuration: 2 NO + 2 NC main contacts with 1 NO + 1 NC auxiliary contacts for customized operation.

Functions & Features

• Operating Voltage: 20–33 V AC/DC, 50/60 Hz

• Contact Type: 4-pole, main contacts 2 NO + 2 NC, auxiliary contacts 1 NO + 1 NC

• Size: S2

• Protection: Integrated varistor

• Connection Type: Screw terminal

• Application: Motor starters, industrial machinery, and automation systems

Application

The Siemens 3RT2535-1NB30 contactor is a crucial component in industrial automation and power distribution. It is typically used for:

• Switching three-phase standard motors.

• Controlling resistive loads (heaters, lighting).

• Implementing motor reversing circuits.

• General power switching applications where reliable, heavy-duty operation is required.

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