explosion proof spot light 1. Insulation grade:Grade 1 2. Corrosion-proof grade: WF2 Applications: petroleum, petrochemical, metallurgy, shipbuilding, ... and explosive places. Technical parameters: 1. Explosion-proof mark:Ex deIICT4/T6 2. Explosion-proof No.:CNEx07.00770X 3. Shell protection grade ... diameter)×115(height) 10. Weight: Lamp: 3.7KgExplosion-proof ballast: 5.0Kg explosion proof spot light