Product Description – 3VM12254GD420AA0

Siemens MCCB 250 A, 4 Pole, 36 kA, Fixed O/L & Fixed S/C Settings, Thermal Magnetic Trip Unit (FTFM)

Overview

The Siemens 3VM12254GD420AA0 is a Molded Case Circuit Breaker (MCCB) designed for reliable and efficient protection of electrical circuits. It features a thermal magnetic trip unit with fixed overload (O/L) and short-circuit (S/C) settings, making it suitable for a wide range of industrial and commercial applications.

Key Features

• Rated Current: 250 A
• Number of Poles: 4 Pole
• Breaking Capacity: 36 kA
• Trip Unit Type: Thermal Magnetic (FTFM)
• Overload Protection: Fixed Setting
• Short-Circuit Protection: Fixed Setting
• Mounting Type: Fixed
• Operating Voltage: Up to 690 V AC
• Standards Compliance: IEC 60947-2, IEC 60947-4-1
• Terminal Type: Screw Connection
• Environmental Conditions: Suitable for use in temperatures ranging from -25°C to +70°C
• Mechanical Life: 20,000 operations
• Electrical Life: 10,000 operations

Applications

The Siemens 3VM12254GD420AA0 MCCB is ideal for use in:

• Industrial control panels
• Commercial buildings
• Power distribution systems
• Motor protection circuits
• HVAC systems

Benefits

• High breaking capacity ensures reliable protection against short circuits and overloads.
• Fixed settings for overload and short-circuit protection simplify installation and maintenance.
• Robust construction ensures durability and long service life.
• Compliance with international standards guarantees safety and reliability.

Dimensions and Weight

• Width: 120 mm
• Height: 150 mm
• Depth: 80 mm
• Weight: Approximately 2.5 kg

Additional Information

For more detailed technical specifications, installation guidelines, and safety information, please refer to the official Siemens product documentation or contact Siemens technical support.