These cables are intended for use under medium mechanical stresses in dry, damp and wet rooms and outdoors; e.g. for equipment in indurstrial establishments and on farms such as large cooking vats, heating plates; hand lamps, electric tools such as drilling machines, circular saws, home-workers´eqiupment; also for transportable motors or machines on construction sites or farms etc.; also suitable for permanent laying e.g. on plaster, in temporary structures and barracks; permissible for direct laying on components of hoists, machines, etc. When permanently laid with protection in conduits or in equipment these cables may be used as rotor connecting cable of motors with a rated voltage up to 1000 V ac or a dc voltage up to 750 V to earth. When used in rail vehicles the dc operating voltage me be 900 V to earth.