Siemens 3Ua59 40-2E Thermal Overload Relay Class 10A
Siemens 3Ua59 40-2E Thermal Overload Relay Class 10A

Siemens 3Ua59 40-2E Thermal Overload Relay Class 10A

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Brand : Ram Automations
SKU: RAMA999333
Availability: In Stock

The Siemens 3UA59 40-2E Thermal Overload Relay Class 10A is a high-precision protective device designed to safeguard motors and electrical circuits from damage due to...

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Description

The Siemens 3UA59 40-2E Thermal Overload Relay Class 10A is a high-precision protective device designed to safeguard motors and electrical circuits from damage due to prolonged overloads. Part of the Siemens 3UA59 series, this thermal overload relay features an adjustable current range of 25–40A and is built in accordance with IEC 60947-4-1, VDE 0660, and GB 14048.4 standards. With a tripping class of 10A and a 125% tripping current threshold, it ensures timely motor shutdown, preventing overheating and mechanical damage. Compact and durable, it is suitable for integration with Siemens contactors and motor starters.

Key Features:

  • Adjustable current range from 25A to 40A for tailored motor protection

  • Class 10A tripping characteristic ensures reliable overload response

  • Rated insulation voltage up to 690V for compatibility with high-voltage systems

  • Integrated auxiliary contacts (1NO + 1NC) rated B600/R300 for control circuit flexibility

  • Built-in trip mechanism calibrated to 125% of motor current for accurate protection

Specifications:

  • Model: Siemens 3UA59 40-2E Thermal Overload Relay

  • Series: 3UA59

  • Current Range: 25–40A

  • Tripping Class: 10A

  • Tripping Current: 125% of set current

  • Rated Insulation Voltage (Ui): 690V

  • Rated Operational Voltage (Ue): 400V

  • Auxiliary Contacts: 1 Normally Open + 1 Normally Closed (1NO + 1NC)

  • Contact Ratings: B600 / R300

  • Terminal Torque: 22–26.5 lb.in (2.5–3 Nm)

  • Polarity: Same polarity required above 150V

  • Standards: IEC 60947-4-1, VDE 0660, GB 14048.4

  • Weight: 300 grams

The Siemens 3UA59 40-2E Thermal Overload Relay offers dependable and accurate protection for motors and industrial equipment. Designed with Siemens’ commitment to quality and performance, this relay enhances system safety and operational reliability. Integrate the 3UA59 40-2E into your motor control setup for efficient, standardized overload protection.

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