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3UA5500-2B - Thermal Overload Relay 12.5 - 20 A, Contactor Mounting, Manual Reset, Suitable For 3TF34/35,44/45 Contactor - Siemens | Electrihub

Cat No.	3UA5500-2B
Category	Over Load Relay
Stock	In Stock
Condition	Brand New, Sealed Packaging
Product Type	Over Load Relay

Please contact us for the exact delivery timeline

In Stock — 30 Qty

$91.52

Quantity	Expected Delivery
30 Units	25 Business Days

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Technical Specification

SIEMENS 3UA5500-2B Over Load Relay Technical Specification

Over Load Relay
Bimetal relay Type	-
Contactor Type	3UA
Current Range	12.5-20A
Range of Product	—
Secondary Volt Ac	-
Sub Family	-
Type	Thermal Overload Relay

Product Details

Siemens 3UA5500-2B - THERMAL.DELAYED OVERLOAD RELAY F.MOUNTG.ONTO CONTACT./STARTERS SETTING RANGE 12.5 TO 20A 1NO+1NC. We are dedicatedly involved in providing an excellent quality products at Electrihub.

Product Dimensions

SIEMENS 3UA5500-2B dimensions and weight

Dimensions (L × W × H)

Length 10.16 cm

Width 5.08 cm

Height 15.24 cm

Weight

Net Weight 0.5 kg

Dimensions are approximate. For precise dimensional drawings, contact us.

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Frequently Asked Questions for 3UA5500-2B

The Siemens 3UA5500-2B overload relay provides dependable motor protection with thermal overload sensing, phase imbalance detection, adjustable current settings, manual/auto reset options, and seamless coordination with Siemens contactors.

It is used in MCC panels, pump applications, conveyor systems, compressors, HVAC units, and industrial automation setups requiring overload protection.

It monitors the motor current and trips during overload, phase failure, or overheating, preventing damage to motor windings and extending operational lifespan.

Check full-load motor current, trip class rating, compatibility with Siemens contactors, auxiliary contact requirements, and reset mode settings.

Ensure proper mounting alignment with the contactor, correct wiring of control circuits, accurate overload dial setting based on motor FLC, and verify the trip/reset operation.

Price varies depending on current range and model series. Visit Electrihub for the latest Siemens overload relay pricing and availability.

The official Siemens datasheet for 3UA5500-2B is available on Electrihub with detailed wiring diagrams, trip curves, and installation specifications.

The price of SIEMENS 3UA5500-2B Over Load Relay depends on specifications, availability, and market conditions. You can check the latest GST-inclusive price on Electrihub India, which provides genuine products, transparent billing, and PAN India delivery.

Yes. RAS Electrihub Private Limited provides PAN India delivery with reliable logistics, safe packaging, and doorstep delivery across all states and union territories.

Yes. RAS Electrihub Private Limited issues GST-compliant invoices and also supports PO-based invoicing for businesses, contractors, and organizations across India.

Yes. RAS Electrihub Private Limited operates as an ISO-certified organization, ensuring quality sourcing, authentic products, and standardized procurement and delivery processes.

Reviews & Ratings

4.8

6 reviews

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Anuj Kulkarni Jun 8, 2026

Great procurement experience on RAS Electrihub's .in portal. Fast transit and genuine SIEMENS product. The 3UA5500-2B is installed and running fine.

Harish Chawla Jun 8, 2026

The 3UA5500-2B is working perfectly in our control panel. RAS Electrihub provided very fast delivery across India. Outstanding service.

Isabella T. Dec 2, 2025

SIEMENS 3UA5500-2B reliable and efficient motor overload protection device.

Sarah M. Dec 2, 2025

Extensive field testing confirms the superior quality of SIEMENS 3UA5500-2B. The 3UA5500-2B construction is robust, the overload protection mechanism is accurate, and the operational efficiency is outstanding.

John Martinez Dec 2, 2025

Outstanding 3UA5500-2B motor overload protection performance and reliability across applications.

Emma W. Dec 2, 2025

SIEMENS 3UA5500-2B industry-leading motor overload reliability.

Related Categories

Contactors and Contactor Relays Auxiliary Contactors Capacitor duty contactor Earth Leakage Relay Motor Management Accessories Motor Protection Relay Motor Starter MPCB MPCB Accessories Over Load Relay Overload Relays Accessories Power Contactor Power Contactor Accessories Protective Relays Protective Relays Accessories

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3UA5500-2B - Thermal Overload Relay 12.5 - 20 A, Contactor Mounting, Manual Reset, Suitable For 3TF34/35,44/45 Contactor - Siemens | Electrihub

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