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Siemens 3RT1025 SIRIUS 3-Pole Power Contactor

Siemens 3RT1025 SIRIUS 3-pole power contactor for motor control.

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ManufacturerSiemens

Part number3RT1025

Type Power Contactor

Manufacturer Siemens

Series SIRIUS 3RT1

Poles 3

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3-pole configuration SIRIUS series reliability Size S0 compact design Versatile coil voltage options AC-3 rated

Product description

The Siemens 3RT1025 is a versatile 3-pole power contactor within the established SIRIUS product line, designed for a broad spectrum of industrial motor control and power switching applications. These contactors are available in various configurations with different AC and DC coil voltages and current ratings, typically up to 17A AC-3 and 7.5kW at 400V, in a Size S0 frame.

They serve as essential components in motor starters, control panels, and automation systems across numerous industries, ensuring reliable operation of electrical equipment. Their modular design allows for easy integration with overload relays and auxiliary contacts.

Stanlo Automation, your trusted veteran-owned surplus parts distributor, offers a comprehensive selection of industrial automation components. We are dedicated to providing high-quality products, exceptional customer service, and competitive pricing to support your MRO needs.

Technical specifications

Type	Power Contactor
Manufacturer	Siemens
Series	SIRIUS 3RT1
Poles	3
Current Rating (AC-3)	Up to 17 A
Power Rating (400V)	Up to 7.5 kW
Coil Voltage	Various AC/DC
Size	S0

Common applications

Motor control

Automation systems

Control panels

Machine building

Power switching

Compatible systems

Compatible with control systems requiring Siemens SIRIUS contactors of Size S0

Also known as

Siemens 3RT1025 Contactor SIRIUS 3RT1025 Siemens 3-Pole Contactor

Replaces / compatible with

The Siemens 3RT1025 series is a phased-out product line. The preferred successors are typically found within the SIRIUS 3RT2 series, such as the 3RT2025 models.

Technical note

Expert tip

The 3RT1025 series, while phased out, offers a robust foundation for understanding the capabilities of the newer 3RT2 series, maintaining similar sizing and electrical characteristics.

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Frequently asked questions

What coil voltages are available for the Siemens 3RT1025 series contactors?

The Siemens 3RT1025 series contactors were available with a range of AC and DC coil voltages to suit various control system requirements, including common voltages like 24V DC, 24V AC, 110V AC, 120V AC, 230V AC, and 400V AC.