... HF 85-200W 3, CE, ROHS certification 1, Induction anti-explosion floodlight , with HF or LVD induction lamps . 2, Material : Die ... , IIB, IIC . Hazardous: zone 20,21 and 22 Flammable dust atmosphere . Chemical industry , Army , Steel factory , Vessel , Oil-station etc induction anti-explosion ...