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3VM11255EE320AA0 | MCCB 25 A, 3 Pole, 55 kA, Adjustable O/L & Fixed S/C Settings, Thermal Magnetic Trip Unit (ATFM) – Siemens
Product Overview
The 3VM11255EE320AA0 is a Molded Case Circuit Breaker (MCCB) manufactured by Siemens. It is designed for reliable protection of electrical circuits against overloads and short circuits. This MCCB is suitable for a wide range of applications in industrial, commercial, and residential settings.
Key Features
- Rated Current: 25 A
- Number of Poles: 3 Pole
- Breaking Capacity: 55 kA
- Trip Unit: Thermal Magnetic Trip Unit (ATFM)
- Overload Protection: Adjustable
- Short Circuit Protection: Fixed Settings
- Mounting: Fixed Type
- Standards Compliance: IEC 60947-2
- Operating Temperature: -25°C to +70°C
- Terminal Type: Screw Terminals
- Enclosure Material: Thermoplastic, Flame Retardant
Detailed Specifications
| Parameter | Value |
|---|---|
| Rated Voltage (Ue) | 400 V AC |
| Rated Insulation Voltage (Ui) | 690 V AC |
| Rated Frequency | 50/60 Hz |
| Mechanical Life | 20,000 Operations |
| Electrical Life | 10,000 Operations |
| Weight | Approx. 1.2 kg |
Applications
The Siemens 3VM11255EE320AA0 MCCB is ideal for use in:
- Industrial control panels
- Power distribution systems
- Motor protection circuits
- Commercial buildings
- Residential complexes
Advantages
- High breaking capacity ensures reliable protection
- Adjustable overload settings for flexible application
- Compact design saves space in control panels
- Durable construction for long service life
- Compliance with international standards ensures safety and reliability
Disclaimer
Specifications and features are subject to change without prior notice. Please refer to the official Siemens documentation for the most accurate and up-to-date information.
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