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Siemens 3UA5200-2C Thermal Overload Relay

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ManufacturerSiemens

Part number3UA5200-2C

Type Thermal Delayed Overload Relay

Series 3UA52

Mounting Direct mount onto contactor

Current Setting Range 16-25A

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12-month warranty

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Veteran-owned

CAGE: 9NK75

Thermal overload protection Direct mounting capability Adjustable current setting Standard auxiliary contacts Robust design

Product description

The Siemens 3UA5200-2C is a thermal delayed overload relay designed for direct mounting onto Siemens contactors. It features an adjustable current setting range of 16A to 25A and includes one normally open (NO) and one normally closed (NC) auxiliary contact for signaling and control.

This relay is essential for protecting industrial motors from damage caused by overloads, phase loss, or unbalance. It is commonly found in applications such as pump stations, fan controls, crushers, and other heavy-duty machinery.

Stanlo Automation, a proud veteran-owned business, specializes in providing surplus industrial automation parts. We offer the Siemens 3UA5200-2C as a cost-effective solution for your operational needs, ensuring product availability and quality.

Technical specifications

Type	Thermal Delayed Overload Relay
Series	3UA52
Mounting	Direct mount onto contactor
Current Setting Range	16-25A
Auxiliary Contacts	1 NO + 1 NC

Common applications

Motor Protection

Pump Stations

Fan Controls

Crushers

Industrial Machinery

Manufacturing Automation

Compatible systems

Siemens 3RT contactors Siemens Sirius line

Also known as

Siemens 3UA52 16-25A Overload 3UA52002C Thermal Relay

Replaces / compatible with

Designed for use with Siemens 3RT contactors within the 3UA52 series. Serves as a reliable replacement for older or damaged overload relays.

Technical note

Expert tip

This relay is designed for thermal protection, meaning it responds to the heat generated by motor current and ambient temperature.

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Frequently asked questions

What is the purpose of the auxiliary contacts on the Siemens 3UA5200-2C?

The Siemens 3UA5200-2C includes one normally open (NO) and one normally closed (NC) auxiliary contact. These are used to signal the status of the overload protection (e.g., tripped) to a control system or to break control circuits.