Siemens 3RT2016-2BB42

Siemens 3RT2016-2BB42 | 3-Pole Power Contactor – 9A, 24V AC Coil, 1NO+1NC Auxiliary, Size S00

Overview

The Siemens 3RT2016-2BB42 is a 3-pole SIRIUS power contactor designed for AC-3 motor switching applications up to 9A. This model features a 24V AC 50/60Hz coil and comes equipped with 1 normally open (NO) and 1 normally closed (NC) auxiliary contact. It is compact, reliable, and ideal for use in control panels and automation systems requiring consistent switching performance.

Key Features

• Rated Operational Current (AC-3): 9A @ 400V

• Rated Power: Up to 4 kW (AC-3, 400V)

• Coil Voltage: 24V AC, 50/60 Hz

• Auxiliary Contacts: 1 NO + 1 NC built-in

• Number of Poles: 3 main contacts

• Size: S00 (compact format)

• Mounting: DIN rail or panel mount

• Protection Class: IP20 (when installed in enclosure)

Technical Specifications

• Part Number: 3RT2016-2BB42

• Series: SIRIUS 3RT20

• Contact Type: Screw terminals

• Electrical Durability: Up to 1 million operations

• Ambient Temperature Range: –25°C to +60°C

• Standards: IEC 60947-4-1, CE, UL, cULus

• Dimensions (HxWxD): Approx. 58 × 45 × 73 mm

Applications

• Motor starters and reversing contactors

• Conveyor and pump control

• HVAC and fan applications

• Control panels for automation systems

• General-purpose switching and control

Why Choose the 3RT2016-2BB42?

• Compact Design: Space-saving S00 frame for small enclosures

• Integrated Aux Contacts: Standard 1NO + 1NC included

• Reliable Switching: Engineered for long mechanical and electrical life

• Universal Mounting: Easy DIN rail or screw panel installation

• Siemens Quality: Trusted performance for industrial control applications

Order Now

The Siemens 3RT2016-2BB42 power contactor is in stock and ready for global shipping.