Megabreak air circuit breakers are available with rated currents up to 6300A and 42, 50, 65 and 100 kA breaking capacities.
All available with the same height and depth, circuit breakers come in two widths, as a function of the rated current or the breaking capacity.
The range is made up of circuit breakers in fixed or pull-out version to which different protection units featuring extremely sophisticated functions and protection threshold adjustments can be associated in the ordering phase.
Through simple and intuitive icon navigation touch screen protection units can set tripping thresholds and times, but can also display the electrical parameters and magnitudes typical of the system where they are installed.
Various screens can be displayed with these protection units, so that the circuit breaker is kept under constant check. The various protection units are set up for use in supervision systems made on MODBUS communication protocol.
With Megabreak circuit breakers one can also make logic selectivity, which can obtain high selectivity levels, guaranteeing the system service continuity.
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Standard and touch screen protection units, communication for supervision functions and simple and precise adjustments are just some of the features of the MEGABREAK air circuit breaker range.
MEGABREAK circuit breakers can be ordered with standard protection units, fitted with rotary selector switches and LDC display, available in 3 versions. Li, Lsi or Lsig.
Touch screen protection units have a colour display which allows easy and intuitive navigation. The touch screen protection unit integrates all the functions of the standard Lsi and Lsig versions.
The MEGABREAK air circuit breakers can be installed in fixed or removable version in the MAS 4000 cabinets.
A wide range of accessories is available to make circuit breaker installation and connection simpler and quicker guaranteeing maximum safety in all operation phases.