MA40HU series frame circuit breaker is suitable for distribution network with AC 50/60Hz, rated working voltage AC800V, AC1000V, AC1140V, rated current 400A~4000A, which is used to distribute electrical energy and protect the line and power supply equipment from overload, undervoltage, short circuit, single-phase grounding and other fault hazards.
● Multiple controller options, with complete protection functions, meeting the needs of different scenarios of applications
● Zero flashover for the whole series to ensure maximum safety of electricity
● Whole series of frame circuit breakers with Ics=100%Icu up to 100kA
High environmental adaptability and reliable performance
● It has passed the tests of high and low temperature, high altitude, alternating humidity and heat, salt spray, long mold and vibration in strict accordance with national standards, meeting the reliable operation of wind power and extreme photovoltaic environment.
● Imported DMC material, with high insulation characteristics and impact strength
● Optimized internal structure design, effectively improving the electrical life, with an electrical life of up to 12,500 cycles
High rated voltage
● Rated voltage covering AC800V, AC1000V, AC1140V, meeting the application needs of mainstream models in wind power and photovoltaic industries