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Siemens 3TC4817-0BU0 AC Contactor - 75A, 240V AC

Siemens 3TC4817-0BU0 2-pole AC contactor, frame size 4, 75A, 240V/288V AC.

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ManufacturerSiemens

Part number3TC4817-0BU0

Part Number 3TC4817-0BU0

Manufacturer Siemens

Frame Size 4

Poles 2

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AC Operation 75A Rating Frame Size 4 240V AC/288V AC Coil 2-Pole Configuration 22 Auxiliary Contacts (2 NO, 2 NC)

Product description

The Siemens 3TC4817-0BU0 is a robust 2-pole AC contactor, part of frame size 4, with a substantial 75A rating. It is designed for AC operation and features coil voltages of 240V AC at 50Hz or 288V AC at 60Hz. This contactor is equipped with 22 auxiliary contacts, comprising 2 normally open (NO) and 2 normally closed (NC) contacts, offering comprehensive control and signaling options.

This high-capacity AC contactor is well-suited for demanding industrial applications including motor control centers, large machinery power switching, and main power distribution in manufacturing facilities and processing plants.

Stanlo Automation, a veteran-owned surplus industrial parts distributor, offers the Siemens 3TC4817-0BU0. We are committed to providing reliable surplus components that ensure the efficiency and uptime of your industrial automation systems.

Technical specifications

Part Number	3TC4817-0BU0
Manufacturer	Siemens
Frame Size	4
Poles	2
Operation	AC
Rated Current	75 A
Coil Voltage	240 V AC 50 Hz / 288 V AC 60 Hz
Auxiliary Contacts	22 (2 NO + 2 NC)

Common applications

Motor Control Centers

Industrial Machinery

Power Distribution

Manufacturing Automation

Process Control

Compatible systems

Siemens AC Control Systems

Also known as

Siemens 75A 240V AC Contactor 3TC4817 AC Contactor Siemens Size 4 AC Contactor

Replaces / compatible with

This contactor can serve as a replacement for Siemens AC contactors of frame size 4 with compatible voltage and current ratings. Ensure the coil voltage frequencies match your supply.

Technical note

Expert tip

The coil voltage is designed to accommodate typical variations in AC line frequency and voltage, ensuring reliable operation across different power grids.

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Frequently asked questions

What are the AC operating voltages for the Siemens 3TC4817-0BU0?

The Siemens 3TC4817-0BU0 contactor operates with a dual-frequency coil voltage. It is designed for 240V AC at 50Hz and 288V AC at 60Hz, providing compatibility with standard industrial AC power supplies.