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Siemens 3TH4355-0AK2 5 NO + 5 NC Contactor Relay - AC Operation

Siemens 3TH4355-0AK2 AC Contactor Relay with 5 NO + 5 NC contacts.

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ManufacturerSiemens

Part number3TH4355-0AK2

Type Contactor Relay

Manufacturer Siemens

Part Number 3TH4355-0AK2

Coil Voltage 120V AC 50/60 Hz

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5 Normally Open Contacts 5 Normally Closed Contacts 120V AC Coil Voltage Screw Terminal Connections EN 50011 Compliant Balanced Contact Configuration

Product description

The Siemens 3TH4355-0AK2 is an AC-operated contactor relay designed for versatile control applications. It features a balanced configuration of 5 normally open (NO) and 5 normally closed (NC) contacts, with screw terminal connections. This relay operates with a 120V AC coil voltage at 50/60 Hz, adhering to EN 50011 standards.

This contactor relay is suitable for a wide range of AC control systems, including motor control, lighting, and automation where a symmetrical distribution of NO and NC contacts is beneficial for complex control logic.

Stanlo Automation, a veteran-owned surplus industrial parts distributor, offers the Siemens 3TH4355-0AK2. We are committed to providing quality components and reliable service to ensure your industrial needs are met efficiently.

Technical specifications

Type	Contactor Relay
Manufacturer	Siemens
Part Number	3TH4355-0AK2
Coil Voltage	120V AC 50/60 Hz
Contacts	5 NO + 5 NC
Terminal Type	Screw Terminal
Standard	EN 50011

Common applications

AC Control Systems

Industrial Automation

Motor Control

Control Panels

Automation Equipment

Lighting Control

Compatible systems

AC control panels Industrial automation systems Machine controls Automation solutions

Also known as

Siemens Contactor Relay 3TH4355-0AK2 3TH4355-0AK2 Relay Siemens 120V AC Contactor

Replaces / compatible with

This part is designed to meet specific EN 50011 standards for control relays in AC applications.

Technical note

Expert tip

Verify the 120V AC control power supply is stable for the 3TH4355-0AK2, as AC coils can be affected by voltage variations, impacting switching reliability.

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Frequently asked questions

What is the coil voltage and contact breakdown for the Siemens 3TH4355-0AK2?

The Siemens 3TH4355-0AK2 contactor relay operates with a 120V AC coil voltage, suitable for 50Hz or 60Hz applications. It is configured with 5 normally open (NO) and 5 normally closed (NC) contacts.