New MAST MD-Electronic System at 400 V

Now with mechanical seal guard

The  MD-Electronic System is an invention of the MAST company. It provides a unique full motor protection for three-phase pumps with 400 V.

The first generation was patent-registered and introduced in 1978. Since then, it has been thousendfold sold and continuously refined.   

The latest version comes with a  processor controlling and so provides maximum reliability.

The MD-Electronic System is featuring:

  • Always accurate sense of rotation
  • Phase breakdown protection
  • Overload protection
  • Low voltage protection
  • Shaft seal guard

New is the shaft seal guard that provides an automatically permanent monitoring of the mechanical seal.