Explosion-proof floodlight of protection level 2Ex for general lighting of explosive zone of class 2 and fire-hazardous zones of classes P-I, P-II according to marking on explosion protection, and also its application in zones 21, 22 is allowed provided observance of requirements of NPAOP 40.1.1.32-01, "Rules of arrangement of electrical installations" and other normative documents in premises and external installations, in oil, oil refining, gas, chemical, cement, woodworking and other industries.