Teknic is the manufacturer of Medium Voltage Control Equipment Teknic is an ISO 9001: 2000 certified company. The Medium Voltage Control Equipment operates transformers, motors and special consumers in potentially explosive mine openings. They can be supplied for the following voltage levels: 3,3kV, 5kV, 6kV and 10kV. The Medium Voltage Control Equipment are characterized by flameproof equipment compartment with central locking system, terminal compartment in flameproof or increased safety, and standard enclosure with a volume of 540, 600 or 1000 liters.