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Explosion-proof LED screen
DE - D series explosion-proof LED display (hereinafter referred to as screen) is in accordance with the national standard GB 3836.1 "electrical equipments used in explosive gas environment Part 1: general requirements ", GB 3836.2 "electrical equipments used in explosive gas environment Part 2: flameproof "d", GB 12476.1 the combustible dust environment with electrical equipment Part 1: use a shell and limit surface temperature protection of electrical equipment Section 1: the technical requirements for electrical equipment design and manufacture of products. Mainly used for Ⅱ class (other than coal mine explosive gas or steam environment), A and B Ⅱ Ⅱ, Ⅱ C level, temperature classes for T1 ~ T6 explosive gas environment 1 zone and 2 zone for the dangerous sites and T1 ~ T6 temperature classes, explosive dust in mixture with air to create the environment of the area 20, 21, 22 places. Design and manufacture products. For instruction.