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Siemens 3TH4346-0AP0 Contactor Relay - 7 NO + 3 NC Contacts

Siemens 3TH4346-0AP0 Contactor Relay with 7 NO + 3 NC contacts.

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ManufacturerSiemens

Part number3TH4346-0AP0

Manufacturer Siemens

Part Number 3TH4346-0AP0

Type Contactor Relay

Contacts 7 NO + 3 NC

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7 Normally Open (NO) contacts 3 Normally Closed (NC) contacts AC operation Dual frequency coil (50/60Hz) Screw terminals EN 50011 compliant

Product description

The Siemens 3TH4346-0AP0 is a robust contactor relay designed for demanding industrial applications. It features a configuration of 7 normally open (NO) and 3 normally closed (NC) auxiliary contacts, providing comprehensive control capabilities. This relay operates on AC power, with coil voltages of 230V AC at 50Hz and 277V AC at 60Hz, ensuring broad compatibility. Secure screw terminals facilitate easy and reliable wiring.

This model is well-suited for complex control sequences, motor control circuits, and interlocking functions in various industrial settings. It is commonly employed in manufacturing plants, material handling systems, and energy management applications where precise switching is critical.

Stanlo Automation, a veteran-owned surplus parts distributor, offers the Siemens 3TH4346-0AP0 and a wide selection of industrial automation components. We pride ourselves on delivering quality products and exceptional customer support to keep your systems operational.

Technical specifications

Manufacturer	Siemens
Part Number	3TH4346-0AP0
Type	Contactor Relay
Contacts	7 NO + 3 NC
Operation	AC
Coil Voltage	230V AC 50Hz / 277V AC 60Hz
Termination	Screw Terminal

Common applications

Motor control circuits

Automation sequencing

Control panels

Interlocking functions

Manufacturing

Material handling

Energy management

Compatible systems

General industrial control systems requiring 7 NO and 3 NC auxiliary contacts.

Also known as

Siemens 3TH4346 relay AC 7NO 3NC Siemens relay Siemens industrial relay

Replaces / compatible with

This contactor relay is suitable for various control applications requiring auxiliary contacts. For specific replacement guidance, please refer to Siemens technical datasheets.

Technical note

Expert tip

The dual AC voltage rating allows this relay to be used in both 50Hz and 60Hz systems without requiring different part numbers.

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Frequently asked questions

What are the AC coil voltage ratings for the Siemens 3TH4346-0AP0?

The Siemens 3TH4346-0AP0 contactor relay operates with a coil voltage of 230V AC at 50Hz and 277V AC at 60Hz. This dual-frequency capability enhances its usability across different power grids.