Advantages and disadvantages of compensation-type and ventilation-type explosion-proof positive-pressure cabinets.
Explosion-proof positive-pressure cabinets are explosion-proof cabinets that achieve explosion-proof requirements by maintaining the gas pressure inside the enclosure higher than the external atmospheric pressure, preventing external explosive gases from entering the enclosure. They are generally divided into positive-pressure compensation type and positive-pressure ventilation type. The positive-pressure compensation type has high requirements for enclosure sealing, and the enclosure volume is limited...
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Design scheme for a positive-pressure explosion-proof control cabinet for petroleum drilling rigs.
The positive-pressure explosion-proof control cabinet for oil drilling rigs is based on GB3836.1 "Electrical Equipment for Explosive Gas Atmospheres Part 1: General Requirements"; GB3836.2 "Electrical Equipment for Explosive Gas Atmospheres Part 2: Flameproof Enclosure 'd'", GB3836.5 "Electrical Equipment for Explosive Gas Atmospheres Part
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How much does an explosion-proof distribution box cost
Since most explosion-proof distribution boxes are non-standard products, different parameters result in different prices, requiring technicians to calculate each one individually. The specific price calculation method for an explosion-proof distribution box is as follows: explosion-proof box body + electrical components + panel components + labor + tax and shipping + profit = price. The simpler the function and the smaller the size, the lower the price, and vice
Read More →Announcement on resumption of work from Henan Hualong Electric
Dear customers: Happy New Year! In order to implement the decisions and deployments of the Party, the state, and regulatory authorities, fully carry out prevention and control work for the pneumonia epidemic caused by the novel coronavirus, and ensure customer procurement and after-sales issues during the epidemic period, the company hereby notifies the following regarding resumption of work and related arrangements: According to company arrangements, our company will resume work on the 20
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Introduction to new functions of Hualong Electric's new explosion-proof positive-pressure cabinet
Hualong Electric has been committed to the research, development, and production of explosion-proof positive-pressure cabinets. After nearly half a year of unremitting efforts, the new functions of the explosion-proof positive-pressure cabinet have been officially put into operation. This upgrade newly adds real-time status online monitoring and SMS notification functions. Users can use the WeChat mini-program on their mobile phones to view the operation status of the explosion-proof positive-pressure cabinet.
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Explosion-proof cabinet air conditioner
The BJKT explosion-proof cabinet air conditioner is mainly used in environments containing explosive gases such as petroleum, chemical, and natural gas industries, for explosion-proof distribution cabinets (control cabinets) installed with electrical components that generate high heat and are temperature-sensitive (such as high-power frequency converters), to solve the cooling inside the cabinet to ensure the normal operation of electrical components.。
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