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Product Description: 3VM12251AA420AA0 | MCCB (Isolator Type) 250 A, 4 Pole, Switch Disconnector – Siemens
Overview
The 3VM12251AA420AA0 is a Molded Case Circuit Breaker (MCCB) from Siemens, designed for reliable and safe electrical distribution. It is an isolator-type MCCB with a rated current of 250 A and a 4-pole configuration, making it suitable for a wide range of industrial and commercial applications.
Key Features
- Type: MCCB (Molded Case Circuit Breaker)
- Function: Isolator Type (Switch Disconnector)
- Rated Current: 250 A
- Number of Poles: 4 Pole
- Breaking Capacity: High breaking capacity for reliable protection
- Voltage Rating: Suitable for low voltage applications
- Mounting: DIN rail or fixed mounting options
- Terminal Type: Screw-type terminals for secure connections
- Protection Features: Overload and short-circuit protection
- Operating Temperature: Designed to operate in a wide temperature range
- Standards Compliance: Complies with international standards such as IEC 60947-2
- Application: Ideal for use in distribution boards, control panels, and industrial machinery
Technical Specifications
| Parameter | Value |
|---|---|
| Rated Current | 250 A |
| Number of Poles | 4 Pole |
| Rated Voltage | Up to 690 V AC |
| Breaking Capacity | High breaking capacity (specific value depends on model) |
| Mounting Type | DIN rail or fixed mounting |
| Terminal Type | Screw-type terminals |
| Operating Temperature | -25°C to +70°C |
| Standards | IEC 60947-2, CE certified |
Applications
The Siemens 3VM12251AA420AA0 MCCB is suitable for a variety of applications, including:
- Electrical distribution systems
- Industrial control panels
- Commercial buildings
- Machinery and equipment protection
- Switchgear and motor control centers
Benefits
- High reliability and durability
- Easy installation and maintenance
- Enhanced safety with overload and short-circuit protection
- Compliance with international standards
- Versatile mounting options for flexible installation
Conclusion
The 3VM12251AA420AA0 MCCB from Siemens is a robust and reliable solution for electrical distribution and protection. With its 250 A rated current, 4-pole configuration, and isolator-type functionality, it is ideal for a wide range of industrial and commercial applications. Its high breaking capacity, compliance with international standards, and versatile mounting options make it a top choice for engineers and electricians.
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