Siemens Overload Relay 4-6.3A 3UA55 00-1G

Siemens Overload Relay 4-6.3A 3UA55 00-1G

The Siemens 3UA55 00-1G Overload Relay is a reliable and efficient solution designed to protect electrical circuits from overload conditions. With a current rating adjustable between 4 to 6.3 amperes, this relay ensures optimal performance and safety for your electrical systems.

Key Features

• Adjustable Current Range: The relay offers a current setting range from 4 to 6.3A, allowing flexibility to suit various applications.
• Class 10 Trip Characteristics: Designed with Class 10 tripping characteristics, it provides rapid response to overload conditions, typically tripping within 10 seconds at 7.2 times the rated current.
• Auxiliary Contacts: Equipped with 1 normally open (NO) and 1 normally closed (NC) auxiliary contact, facilitating integration into control circuits.
• Compatibility: Specifically designed for use with Siemens 3TF30 and 3TF31 contactors, ensuring seamless integration and reliable operation.
• Standards Compliance: Meets international standards IEC 60947 and VDE 0660, ensuring high-quality performance and safety.

Technical Specifications

• Rated Operational Voltage (Ui): 690V
• Rated Insulation Voltage (Ui): 400V
• Maximum Voltage: 600V AC
• Trip Amps: 125% of the set current
• Wire Compatibility: Suitable for copper wires rated at 60/75°C
• Torque: 9-13 lb.in (1-1.5 Nm)
• Weight: Approximately 180 grams

The Siemens 3UA55 00-1G Overload Relay is an essential component for safeguarding motors and other electrical equipment from potential damage due to overloads, ensuring longevity and reliability in industrial applications.