Explosion-proof hoist bridge crane referred to as &quot;explosion-proof crane&quot; is based on explosion-proof electric hoist for the lifting mechanism of the double-beam bridge crane, in line with JB/T10219-2001 &quot;electric hoist bridge crane&quot; standard provides that technology is mature, reliable, simple structure, small size, light weight, installation, use and easy maintenance. ◆ Environmental Conditions: Work as a three-phase AC power supply, rated frequency of 50HZ, rated voltage 380V; working environment temperature -20 ~ 40 ℃. Indoor workplaces, and 40 ℃, relative humidity should not exceed 50% of the work outdoors 25 ℃, relative humidity to allow short-term up to 100%. The location of installation altitude of no more than 2000m. Light-work system applicable to the mechanical workshop, warehouse, yard, maintenance and loading and unloading work of hydropower stations, is the widespread use lifting equipment. <br>Explosion-proof crane is a crane based on the GB3836.1-2000 &quot;explosive environment, explosion-proof electrical equipment&quot; and GB3836.2-2000 &quot;Explosive Atmospheres electrical equipment electrical equipment compartment type&quot; d &quot;&quot; design made with a reasonable structure, beautiful appearance, explosion-proof and strong and so on. Machine with the HB (BCD), HBS (BMD)-type explosion-proof electric hoist supporting the use starting weight of 1-10 tons and span of 7.5-22.5 m, the working-level A3-A5, the working environment -25 ℃ ~ +40 ℃. <br>This product is widely used in chemical units, factories, warehouses, material field, with two forms of the ground and driver&#39;s cab, the driver chamber is divided into open, closed two kinds, the installation form is divided into left, right, points the direction of the side entry, face, for users to choose their own use.