The PowerPactM-frame, P-frame, and R-frame circuit breakers are designed to protect electrical systems from damage caused by overloads and short circuits. These breakers are available with Micrologic electronic trip units. Also available in I-line construction. P-frame Square D molded case circuit breakers are rated up to 1200A and 600VAC and interrupt excessive current flows to protect devices from electrical damage. They're used in construction, commercial buildings, control and monitoring, and other industrial and commercial applications. Their current-carrying parts, mechanisms, and trip devices are contained in a molded case. Agency advantages supply the following brands: ①Allen-Bradley( Rockwell Automation)Series ②Square D（Schneider Electric） Series ③Eaton - Cutler Hammer (Westinghouse )Series ④SIEMENS PLC Series，Siemens CNC system ⑤Eaton moller Series