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Siemens 5TT4205-0 Switching Relay - 1 NO, 1 NC, 230V AC 16A

Siemens 5TT4205-0 Switching Relay with 1 NO and 1 NC

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ManufacturerSiemens

Part number5TT4205-0

Contacts 1 NO, 1 NC

Contact Rating 230V AC, 16A

Control Voltage 230V AC

Type Switching Relay

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One normally open (NO) and one normally closed (NC) contact 16A switching capacity at 230V AC 230V AC control coil Changeover functionality Reliable Siemens quality

Product description

The Siemens 5TT4205-0 is a versatile switching relay equipped with one normally open (NO) and one normally closed (NC) contact. It is designed to switch loads up to 230V AC and 16A, with a control voltage of 230V AC, allowing for flexible control of electrical circuits.

This relay is ideal for applications where a single control signal needs to switch both a load on and off, or to control auxiliary circuits. Common uses include motor control, automation, and control panel configurations requiring both NO and NC functions.

Stanlo Automation, a veteran-owned supplier of surplus industrial automation parts, offers the Siemens 5TT4205-0. We are committed to providing reliable components that ensure the optimal performance and longevity of your systems.

Technical specifications

Contacts	1 NO, 1 NC
Contact Rating	230V AC, 16A
Control Voltage	230V AC
Type	Switching Relay

Common applications

Motor control circuits

Automation systems

Control panels

Industrial machinery

HVAC systems

Compatible systems

230V AC control circuits

Also known as

Siemens 5TT4205-0 relay 230V AC changeover relay Siemens SPDT relay

Replaces / compatible with

Replaces older Siemens switching relays with one NO and one NC contact and 230V AC control. Ideal for applications requiring a changeover function.

Technical note

Expert tip

The NO contact is closed when the coil is energized, while the NC contact is open. This allows for control logic such as starting a motor (NO) and activating an alarm (NC) simultaneously.

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Frequently asked questions

What type of contacts does the Siemens 5TT4205-0 switching relay feature?

The Siemens 5TT4205-0 switching relay is equipped with one normally open (NO) contact and one normally closed (NC) contact, providing versatile switching capabilities for 230V AC loads up to 16A.