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Siemens 3UA5000-1H Thermal Overload Relay for Contactor Mounting

Siemens 3UA5000-1H thermal overload relay, 5-8A, for contactor mounting.

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ManufacturerSiemens

Part number3UA5000-1H

Type Thermal Delayed Overload Relay

Setting Range 5-8A

Auxiliary Contacts 1NO+1NC

Mounting Onto Contactors

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Veteran-owned

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Adjustable thermal trip setting Direct mounting on contactors Suitable for medium-sized motors Integrated auxiliary contacts (1NO+1NC) Robust design Reliable Siemens performance

Product description

The Siemens 3UA5000-1H is a thermal delayed overload relay engineered for direct mounting onto Siemens contactors. It provides motor protection with an adjustable setting range from 5 to 8 Amps. This unit includes one normally open (NO) and one normally closed (NC) auxiliary contact, facilitating integration into control and signaling circuits.

This overload relay is a critical component for safeguarding motors of various sizes in industrial and commercial settings. Its direct-mount design ensures a compact and efficient motor starter assembly, commonly used in control panels for machinery, pumps, and fans.

Stanlo Automation, a veteran-owned distributor of industrial automation surplus, offers the Siemens 3UA5000-1H. We are dedicated to providing reliable parts and exceptional service to keep your operations running. Source your Siemens overload relays and other essential components from Stanlo Automation.

Technical specifications

Type	Thermal Delayed Overload Relay
Setting Range	5-8A
Auxiliary Contacts	1NO+1NC
Mounting	Onto Contactors
Manufacturer	Siemens

Common applications

Motor starters

Industrial machinery

Pump control

Fan control

Control panels

Automation systems

Compatible systems

Siemens contactors

Also known as

Siemens 3UA5000-1H relay 3UA5000-1H motor starter Siemens 5-8A overload

Replaces / compatible with

Designed for direct mounting on Siemens contactors, this relay is suitable for replacing older versions within the 5-8A protection range. Verify compatibility with your specific Siemens contactor model.

Technical note

Expert tip

When mounting on a contactor, ensure secure physical connection and proper electrical wiring to guarantee reliable operation and accurate tripping.

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Frequently asked questions

What is the trip class of the Siemens 3UA5000-1H overload relay?

The Siemens 3UA5000-1H overload relay is typically designed to conform to trip class 10, meaning it will trip within 10 seconds at six times the set current. This ensures effective protection against sustained overloads without causing unnecessary downtime.