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Siemens Thermal Overload Relay – Series 3UA / 3US
- Product Type: Thermal Overload Relay
- Series: 3UA / 3US
- Manufacturer: Siemens
- Function: Used for protecting electric motors from overheating due to excessive current.
Description
Siemens Thermal Overload Relay – Series 3UA / 3US
The Siemens 3UA / 3US Thermal Overload Relay Series is designed for reliable protection of motors against excessive current and overheating. Built with Siemens’ advanced thermal sensing technology, these relays ensure accurate trip performance, extended motor life, and dependable operation in industrial environments.
Key Features:
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Precise Overload Protection: Offers reliable protection against phase failure, overloads, and long-duration overcurrents.
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Bimetallic Sensing Technology: Ensures accurate and consistent tripping under varying load conditions.
-
Manual / Auto Reset Options: Provides flexibility for different application needs.
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Trip Class 10: Ideal for general motor protection in a wide range of industries.
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Compact & Robust Design: Suitable for panel builders and industrial automation systems.
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Easy Mounting: Compatible with Siemens contactors for seamless integration.
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Status Indicators: Clear visual trip indication for quick diagnostics.
Applications:
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Pumps and compressors
-
HVAC systems
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Conveyor systems
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Machinery and automation panels
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