THERMAL OVERLOAD RELAY SIEMENS 3UA55 40-2D 3UA5540-2D 20-32A

SIEMENS 3UA5540-2D Thermal Overload Relay

The Siemens 3UA5540-2D (3UA55 40-2D) Thermal Overload Relay is a reliable motor protection device designed to protect electric motors from overload and phase failure conditions. It provides dependable protection and helps ensure safe and stable operation in industrial control systems.

Key Features:

• Brand: Siemens

• Model: 3UA55 40-2D

• Part Number: 3UA5540-2D

• Product Type: Thermal Overload Relay

• Current Range: 20–32A

• Provides motor overload protection

• Designed for industrial motor control applications

• Reliable performance and long service life

• Original Siemens product

Applications:

• Motor Control Panels

• Industrial Automation Systems

• Factory Equipment

• Electrical Control Systems

• Manufacturing Machinery

• Motor Protection Applications

We supply genuine industrial automation and electrical components with secure packaging and worldwide shipping.

Please contact us before placing your order to confirm stock availability, product condition (New, Used, or Refurbished), pricing, and shipping options. Availability may vary depending on current inventory.