Telemecanique A123B12 Molded Case Circuit Breaker

Description:

The Telemecanique A123B12 Molded Case Circuit Breaker (MCCB) is used in industrial power distribution systems to provide overcurrent and short-circuit protection for electrical equipment and branch circuits. Commonly installed in motor control centers, power distribution panels, industrial control panels, and manufacturing facilities. Maintenance teams, OEMs, and system integrators use this part for circuit protection, equipment replacement, electrical system upgrades, and retrofit projects.

Applications:

The Telemecanique A123B12 Molded Case Circuit Breaker is commonly used in industrial environments requiring reliable protection of motors, feeders, and power distribution circuits. It is frequently integrated into manufacturing plants, conveyor systems, HVAC equipment, pumping stations, process automation systems, and industrial electrical distribution panels where dependable overcurrent protection helps ensure safe and continuous operation.

Technical Specifications:

• Manufacturer: Telemecanique (Schneider Electric)
• Model / Part number: A123B12
• Product type: Molded Case Circuit Breaker (MCCB)
• Breaker type: Thermal-magnetic circuit breaker
• Number of poles: 3-pole
• Mounting: Panel mount
• Protection functions: Overload and short-circuit protection
• Interrupting mechanism: Thermal-magnetic trip unit
• Application: Power distribution and motor branch circuit protection
• Compatible systems: Industrial power distribution and motor control systems
• Standards: IEC 60947-2 (series dependent)
• Application environment: Industrial electrical distribution systems

Common Replacements:

• Schneider Electric C12E3TM125B Molded Case Circuit Breaker
• Siemens 3VM1112-3ED32-0AA0 Molded Case Circuit Breaker
• Eaton NZM1-125 Molded Case Circuit Breaker