Air Circuit breakers Current Ratings : 10 A to 6300 AVoltage ratings : 690 to 1000 VAC500 to 1000 VDCBreaking capacities : 16 kA to 150 kATrip technologies :01. Microprocessor based with different trip release options02. Separate trip units for power distribution, generator protection & motor protection. MCCBsCurrent Ratings: 10 A to 1600 AVoltage ratings: 690 to 1000 VAC, 500 to 1000 VDCBreaking capacities: 16 kA to 85 kATrip technologies:01. Thermo magnetic with options of fixed & adjustable setting02. Microprocessor based with different trip release options03. Separate trip units for power distribution & generator protection