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Siemens 3TH4280-0AP0 Contactor Relay - 8 NO Contacts

Siemens 3TH4280-0AP0 Contactor Relay with 8 NO contacts.

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ManufacturerSiemens

Part number3TH4280-0AP0

Manufacturer Siemens

Part Number 3TH4280-0AP0

Type Contactor Relay

Contacts 8 NO

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8 Normally Open (NO) contacts AC operation Screw terminals EN 50011 compliant Compact design

Product description

The Siemens 3TH4280-0AP0 is a compact and reliable contactor relay designed for control circuits. It features 8 normally open (NO) auxiliary contacts, making it suitable for complex switching applications. This relay operates on AC power, with coil voltages of 230V AC at 50Hz and 277V AC at 60Hz. It utilizes screw terminals for secure and straightforward connections.

This contactor relay finds application in various industrial control systems, including motor control, lighting control, and automation processes. Its robust design ensures dependable operation in demanding environments across industries such as manufacturing, material handling, and building automation.

Stanlo Automation, a veteran-owned business, offers this Siemens contactor relay and a wide array of surplus industrial automation parts. We provide quality components with a commitment to customer service, ensuring you find the right parts to keep your operations running efficiently.

Technical specifications

Manufacturer	Siemens
Part Number	3TH4280-0AP0
Type	Contactor Relay
Contacts	8 NO
Operation	AC
Coil Voltage	230V AC 50Hz / 277V AC 60Hz
Termination	Screw Terminal

Common applications

Control circuits

Motor control

Lighting control

Automation systems

Manufacturing

Building automation

Compatible systems

General industrial control systems requiring 8 NO auxiliary contacts.

Also known as

Siemens 3TH4280 3TH4280 relay Siemens auxiliary contact relay

Replaces / compatible with

This contactor relay is designed for general control applications. For specific replacement information, consult Siemens' documentation or contact our support team.

Technical note

Expert tip

Ensure proper wiring for the 8 NO contacts to prevent unintended circuit activation or deactivation in your control system.

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Frequently asked questions

What is the coil voltage for the Siemens 3TH4280-0AP0 contactor relay?

The Siemens 3TH4280-0AP0 contactor relay is designed for AC operation with a coil voltage of 230V AC at 50Hz and 277V AC at 60Hz. Ensure your power supply matches these specifications for proper functionality.