Siemens 3RT2047-3NF30 Power Contactor 110A, 55kW, 3-Pole with Integrated Varistor Original Brand New

Overview

The Siemens 3RT2047-3NF30 is a reliable and durable power contactor designed for industrial applications requiring efficient switching and high electrical performance. Engineered for AC-3 and AC-3e duty cycles, it supports currents up to 110 A and power up to 55 kW at 400 V. This 3-pole contactor features an integrated varistor for surge protection and is ideal for controlling motors, heaters, and other heavy electrical loads.

Key Features & Functions

• Rated Current: 110 A for reliable high-power operations

• Power Rating: 55 kW / 400 V

• Poles: 3-pole configuration for optimal three-phase switching

• Voltage Control Range: 83-155 V AC/DC, 50/60 Hz

• Auxiliary Contacts: 1 NO + 1 NC for extended control options

• Terminal Types: Screw terminals for main circuits and spring-loaded terminals for control and auxiliary circuits

• Integrated Varistor: Provides surge protection and ensures long-term reliability

• Size: Compact S3 design for easy integration in switchgear and control panels

Benefit

• Ensures high reliability in industrial motor and machinery control

• Protects connected devices with integrated surge suppression

• Simplifies installation with versatile terminal design

• Supports high-power loads efficiently, reducing downtime

• Compact S3 size allows space-saving in control panels

Application

• Industrial motor starters and control circuits

• Heating and ventilation systems

• Machinery requiring reliable AC-3 or AC-3e switching

• Automation systems and electrical distribution panels

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