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3UA6830-5F | Thermal Overload Relay 320 – 500 A, Independent Mounting, Manual Reset – Siemens
The Siemens 3UA6830-5F is a high-performance thermal overload relay designed for motor protection in industrial applications. It is suitable for use with motors operating at currents ranging from 320 to 500 A. This relay ensures reliable protection against overloads, phase failures, and phase imbalances, safeguarding your equipment from potential damage.
Key Features:
- Current Range: 320 – 500 A
- Mounting Type: Independent mounting for flexible installation
- Reset Type: Manual reset for enhanced safety and control
- Protection Functions: Overload, phase failure, and phase imbalance protection
- Compatibility: Designed for use with Siemens contactors and motor starters
- Durability: Robust construction for reliable operation in harsh industrial environments
- Standards Compliance: Meets international standards for safety and performance
Applications:
The 3UA6830-5F thermal overload relay is ideal for use in a wide range of industrial applications, including:
- Motor control centers
- Pump and fan systems
- Conveyor systems
- Compressors and other heavy machinery
Technical Specifications:
| Parameter | Value |
|---|---|
| Rated Operational Current (Ie) | 320 – 500 A |
| Mounting Type | Independent |
| Reset Type | Manual |
| Ambient Temperature Range | -20°C to +60°C |
| Standards | IEC/EN 60947-4-1, UL 508, CSA C22.2 No. 14 |
Benefits:
- Ensures reliable motor protection and reduces downtime
- Easy to install and integrate into existing systems
- Manual reset feature prevents automatic restart, enhancing safety
- Durable design for long-lasting performance
Product Data Sheet
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