3VA1225-1AA42-0AA0 | MCCB (Isolator Type) 250 A, 4 Pole, Switch Disconnector – Siemens

The 3VA1225-1AA42-0AA0 is a high-performance Molded Case Circuit Breaker (MCCB) from Siemens, designed for reliable and efficient electrical distribution and protection. This MCCB is of the isolator type, ensuring safe isolation of circuits during maintenance or emergencies. It is rated for a current of 250 A and features a 4-pole configuration, making it suitable for three-phase systems with neutral.

Key Features:

• Current Rating: 250 A
• Number of Poles: 4 Pole (3 Phase + Neutral)
• Type: Isolator Type MCCB
• Function: Switch Disconnector for safe isolation
• Brand: Siemens
• Application: Suitable for industrial, commercial, and residential electrical systems

Technical Specifications:

• Rated Operational Voltage (Ue): Up to 690 V AC
• Rated Insulation Voltage (Ui): 1000 V AC
• Rated Ultimate Short-Circuit Breaking Capacity (Icu): As per Siemens specifications
• Mounting: Fixed or Plug-in options available
• Standards Compliance: IEC 60947-2, IEC 60947-3

Applications:

The Siemens 3VA1225-1AA42-0AA0 MCCB is ideal for use in a wide range of applications, including:

• Main distribution boards
• Motor control centers
• Industrial machinery
• Commercial buildings
• Renewable energy systems

Benefits:

• Ensures safe and reliable circuit isolation
• Robust design for long-lasting performance
• Complies with international standards for safety and quality
• Easy to install and maintain