SIEMENS LOW VOLTAGE GENERATOR READY LOADCENTER. FACTORY INSTALLED MAIN BREAKER WITH 30 1-INCH SPACES ALLOWING MAX 42 CIRCUITS. 1-PHASE 3-WIRE SYSTEM RATED 120/240V (200A) 22KA INTERRUPT. SPECIAL FEATURES TIN PLATED COPPER BUS, (GENERAC), NEMA TYPE3R ENCLOSURE FOR OUTDOOR USE.