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Siemens 3RT2027-1AB00 3-Pole Power Contactor — 32A 15kW 24V AC

Siemens 3RT2027-1AB00 3-pole AC power contactor.

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ManufacturerSiemens

Part number3RT2027-1AB00

Type AC-3e/AC-3

Current Rating 32A

Power 15 kW @ 400V

Poles 3

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Veteran-owned

CAGE: 9NK75

32A current capacity 15kW power handling 24V AC coil 1 NO + 1 NC auxiliary contacts Screw terminals Size S0

Product description

The Siemens 3RT2027-1AB00 is a robust 3-pole power contactor suitable for AC-3e/AC-3 loads, rated at 32 Amps and capable of switching 15 kW at 400 Volts. It features a 24 Volt AC coil with a 50 Hz frequency and includes 1 normally open (NO) and 1 normally closed (NC) auxiliary contact. This model utilizes standard screw terminals for reliable connections and is manufactured in size S0.

This contactor is designed for general-purpose motor control and power switching in industrial and commercial settings. Applications include controlling motors for pumps, fans, compressors, and conveyors, as well as being used in control panels and automation systems where 24V AC control is standard.

Stanlo Automation, a veteran-owned surplus parts distributor, provides the Siemens 3RT2027-1AB00 to meet your industrial needs. Count on us for quality surplus components and dependable service to keep your operations running efficiently.

Technical specifications

Type	AC-3e/AC-3
Current Rating	32A
Power	15 kW @ 400V
Poles	3
Coil Voltage	24V AC
Frequency	50 Hz
Aux Contacts	1 NO + 1 NC
Terminals	Screw
Size	S0

Common applications

Motor control

Industrial automation

Control panels

Pump controls

Fan controls

Compressor control

Compatible systems

24V AC control circuits Siemens SIRIUS 3RT2 accessories Motor control applications

Also known as

Siemens 3RT2027 SIRIUS 3RT2027 3RT2027-1AB00 contactor

Replaces / compatible with

Compatible with Siemens 3RT2 series accessories and control components.

Technical note

Expert tip

The screw terminals on this contactor provide a secure and robust connection, suitable for high-vibration environments or applications requiring a more permanent connection than spring terminals.

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Frequently asked questions

What is the purpose of the auxiliary contacts on the Siemens 3RT2027-1AB00?

The 1 NO and 1 NC auxiliary contacts on the 3RT2027-1AB00 are used for signaling, interlocking, and control logic within an automation system. They can be wired into control circuits to indicate contactor status or to implement safety interlocks.