Technical specifications for the main electrical panel Box manufacturer: Mitsubishi Electric Breaker manufacturer: CR Breaker model number: TKM8-400M/3300 Breaker type: MCCB – Molded Case Circuit Breaker Breaker frame size: 400 Amps Breaker rated current: 250 Amps Number of poles: 3 Pole Rated operating voltage: 400 Volts AC Rated insulation voltage: 800 Volts AC Frequency: 60 Hz Technical standard: IEC 60947-2 Breaking capacity: According to the breaker class, and the values written on the label range at 400 Volts between 35 and 100 kA. Protection type: Against overload and short circuit. Breaker country of manufacture: China Box type: Metal box for electrical panel. Price 500