Siemens 3RT2025-2NB30 Power Contactor, 3-Pole, 17A, 7.5kW, 21-28V AC/DC, S0 Size, With Integrated Varistor Original Brand New

Overview

The Siemens 3RT2025-2NB30 is a high-performance 3-pole power contactor designed for reliable and efficient switching of electric motors and industrial loads. With a switching capacity of 7.5 kW at 400V and rated current of 17A, this compact device is optimized for AC-3 and AC-3e applications. Operating at a versatile 21–28V AC/DC, it includes an integrated varistor for voltage surge protection and spring-loaded terminals for quick, secure wiring.

Key Benefit

• Compact S0 Size: Saves valuable space in control panels

• Universal Coil (21-28V AC/DC): Simplifies inventory and installation

• Integrated Varistor: Built-in surge protection increases lifespan

• Reliable Performance: Ideal for motor switching in industrial automation

• Fast Installation: Spring-loaded terminals reduce wiring time

• Auxiliary Contacts Included: 1 NO + 1 NC for control flexibility

Key Features & Function

• Product Number: Siemens 3RT2025-2NB30

• Rated Operating Voltage: 400 V

• Rated Current (AC-3): 17 A

• Motor Power Rating: 7.5 kW @ 400 V

• Control Voltage: 21–28V AC/DC, 50/60 Hz

• Poles: 3

• Auxiliary Contacts: 1 Normally Open (NO) + 1 Normally Closed (NC)

• Integrated Protection: Built-in varistor for overvoltage protection

• Connection Type: Spring-loaded terminals

• Mounting Size: S0

• Applications: Industrial machinery, HVAC systems, automation control panels, motor control centers

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