Siemens 3UA5400-2D Overload Relay 20-32A 3UA54 00-2D

Siemens 3UA5400-2D Overload Relay (20-32A)

The Siemens 3UA5400-2D is a thermal overload relay designed to provide reliable motor protection by preventing damage caused by excessive current. This relay is suitable for use with Siemens contactors and motor starters, specifically models 3TF34/35 and 3TF44/45.

Key Features

• Current Range: Adjustable from 20 to 32 amperes, accommodating various motor sizes and applications.
• Tripping Class: Class 10A, ensuring prompt response to overcurrent conditions to protect motor integrity.
• Auxiliary Contacts: Equipped with one normally open (NO) and one normally closed (NC) contact for versatile control and signaling options.
• Mounting Compatibility: Designed for direct mounting onto Siemens contactors, facilitating straightforward integration into motor control circuits.
• Reset Mechanism: Features a manual reset button, allowing for easy restoration of operation after a trip event.

Technical Specifications

• Product Number: 3UA5400-2D
• Current Setting Range: 20 to 32 A
• Tripping Class: 10A
• Auxiliary Contacts: 1 NO + 1 NC
• Mounting: Direct mounting onto 3TF34/35 and 3TF44/45 contactors
• Reset Type: Manual

The Siemens 3UA5400-2D overload relay is engineered to deliver dependable motor protection, ensuring operational safety and longevity in industrial applications.