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Siemens 3RU2136-4ED0 SIRIUS Thermal Overload Relay - 22-32A

Siemens 3RU2136-4ED0 SIRIUS thermal overload relay.

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ManufacturerSiemens

Part number3RU2136-4ED0

Adjustable Current Range 22-32A

Size S2

Trip Class 10

Mounting Contactor Mounting

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Thermal overload protection Phase failure sensitivity Manual or automatic reset Direct contactor mounting Class 10 tripping Spring-type auxiliary terminals

Product description

The Siemens 3RU2136-4ED0 is a thermal overload relay designed for reliable motor protection. It features an adjustable current range of 22 to 32 Amps, a Size S2 frame, and is specified as Class 10. This model is intended for direct mounting onto Siemens Sirius 3RT203 size S2 contactors.

This overload relay is vital for protecting three-phase motors against thermal stress caused by overloads and phase imbalances. It is commonly used in industrial automation, machine building, and power distribution systems where motor longevity and operational safety are paramount. The inclusion of manual and automatic reset options enhances its operational flexibility.

Stanlo Automation, your veteran-owned source for industrial surplus, provides the Siemens 3RU2136-4ED0. We ensure all our parts meet high standards, offering cost-effective solutions for your automation needs and quick shipping to keep your projects on track.

Technical specifications

Adjustable Current Range	22-32A
Size	S2
Trip Class	10
Mounting	Contactor Mounting
Main Circuit Connection	Screw
Auxiliary Circuit Connection	Spring-type terminal
Reset	Manual/Automatic

Common applications

Motor Protection

Industrial Automation

Machine Control

Power Distribution

Processing Plants

HVAC Motor Control

Compatible systems

Siemens 3RT203 size S2 contactors

Also known as

Siemens 3RU2136-4ED0 Overload Relay SIRIUS 3RU2136-4ED0 Siemens Motor Protection Relay

Replaces / compatible with

Designed to mount on Siemens 3RT203 series contactors, this relay can replace older 3RU11 series overload relays with similar current ratings.

Technical note

Expert tip

This relay is equipped with both manual and automatic reset capabilities, selectable via a blue button, and includes a test trip function for diagnostic purposes.

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Frequently asked questions

What type of auxiliary circuit connection does the Siemens 3RU2136-4ED0 use?

The Siemens 3RU2136-4ED0 overload relay utilizes spring-type terminals for its auxiliary circuit connections. This offers a secure and vibration-resistant connection, ideal for demanding industrial environments.