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3VM12255EE320AA0 | MCCB 250 A, 3 Pole, 55 kA
Product Overview
The 3VM12255EE320AA0 is a Molded Case Circuit Breaker (MCCB) manufactured by Siemens. It is designed for reliable protection of electrical circuits in industrial and commercial applications. This MCCB features a thermal-magnetic trip unit with adjustable overload (O/L) and fixed short-circuit (S/C) settings, ensuring precise and customizable protection.
Key Features
- Rated Current: 250 A
- Number of Poles: 3 Pole
- Breaking Capacity: 55 kA
- Trip Unit Type: Thermal Magnetic (ATFM)
- Overload Protection: Adjustable
- Short-Circuit Protection: Fixed Settings
- Mounting Type: Fixed
- Operating Voltage: Up to 690 V AC
- Standards Compliance: IEC 60947-2, IEC 60947-1
- Terminal Type: Screw Connection
- Environmental Conditions: Suitable for use in temperatures ranging from -25°C to +70°C
Applications
This MCCB is ideal for use in:
- Industrial control panels
- Commercial buildings
- Power distribution systems
- Motor protection circuits
- HVAC systems
Technical Specifications
| Parameter | Value |
|---|---|
| Rated Current (In) | 250 A |
| Rated Voltage (Ue) | Up to 690 V AC |
| Breaking Capacity (Icu) | 55 kA |
| Number of Poles | 3 |
| Trip Unit | Thermal Magnetic (ATFM) |
| Overload Protection | Adjustable |
| Short-Circuit Protection | Fixed |
| Mounting | Fixed |
| Terminal Type | Screw Connection |
| Operating Temperature | -25°C to +70°C |
| Standards | IEC 60947-2, IEC 60947-1 |
Additional Information
The 3VM12255EE320AA0 MCCB is designed for high-performance applications, offering reliable protection against overloads and short circuits. Its adjustable overload settings allow for customization based on specific load requirements, while the fixed short-circuit settings ensure consistent protection. The thermal-magnetic trip unit provides a combination of thermal and magnetic tripping mechanisms, making it suitable for a wide range of applications.
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