Siemens 3UA5800-2T Overload Relay (40-57A)
The Siemens 3UA5800-2T is a thermal delayed overload relay designed to provide reliable protection for electrical circuits operating within a current range of 40 to 57 amperes. Engineered for seamless integration with Siemens contactors and starters, this relay ensures optimal performance and safety in industrial applications.
Key Features
- Current Range: Adjustable settings from 40A to 57A, accommodating various operational requirements.
- Auxiliary Contacts: Equipped with 1 normally open (NO) and 1 normally closed (NC) contact for versatile control options.
- Voltage Ratings: Rated insulation voltage (Ui) up to 1000V, with operational voltages of 400V and 690V, suitable for diverse electrical systems.
- Compliance: Adheres to international standards IEC 292-1 and VDE 0660, ensuring high-quality and safety benchmarks.
- Construction: Designed as a Type 1 device, offering robust and reliable performance.
- Tripping Mechanism: Tripping current set at 125% of the dial setting, providing effective overload protection.
- Fuse Compatibility: Compatible with fuses up to 70A (K5) and 80A (HRC Form II), enhancing system protection.
- Torque Specification: Terminal connections require a torque of 27 lbs-in, ensuring secure and stable installations.
- Wire Compatibility: Suitable for use with copper wires rated at 60/75°C, offering flexibility in wiring configurations.
- Origin: Manufactured in Germany, reflecting Siemens’ commitment to quality and precision engineering.
Physical Specifications
- Dimensions: Approximately 4.0″ x 3.0″ x 5.0″ (10.2 cm x 7.6 cm x 12.7 cm), facilitating easy integration into existing setups.
- Weight: Weighs around 1 lb 3.0 oz (0.5 kg), ensuring manageable handling during installation.
The Siemens 3UA5800-2T overload relay is a dependable solution for safeguarding electrical circuits against overload conditions, ensuring operational efficiency and equipment longevity in industrial environments.
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