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Positive Pressure Control Box - China

price: contact company for price

Positive pressure control box Application

1, explosive mixture of gases dangerous places: 1 Zone 2 zone

2, explosive gas mixture: Ⅱ A, Ⅱ B, Ⅱ C grade

3, temperature class: T1-T6

Positive pressure control box Features

1, main and sub cabinet combinations of left and right, up and down are two main counter pressure sealed chamber, front and rear door, front set up observation window, deputy cabinet chief placed pressure pneumatic control system.

2, with pre-boot automatic ventilation, ventilation time, auto-qi, automatic control pressure range of motor function.

3, operation is simple and convenient, the end of the ventilation into the 'positive operation' state.

4, with positive pressure protection (upper and lower), sound and light alarm, automatic power limit threshold pressure, door off to emergency manual power outages and other safety interlock protection.

5, the introduction of cable clamping ring type device.

6, the product can be installed inside a variety of instruments, inverter, PLC, soft starters, computer control system, enabling local and remote control.

Positive pressure control box Parameters

1, control power supply:220V 380V AC

2, run the positive pressure value 150Pa—900Pa

>900Pa automatic exhaust

<150Paautomatically fill gas

3, the critical value of positive pressure

>1500Pa manual exhaust

<80Paautomatically cut off power supply

4, gas source: not less than 0.4 Mpa clean air or gas protection

5, explosion-proof marks: ExPdib Ⅱ BT6

6, shell protection grade: IP54


Company Contact:


  • Phone: 008618653763332

  • Address: No.69 Huoju Road, New & High Zone, Jining, China

  • Email: Email


Published date: October 8, 2013 -

  • Business Description: Shandong China Coal Industrial&Mining Supplies Group Co.,Ltd

    (hereinafter referred to as china coal) is a group company, which is a

    collection of e commerce, machinery manufacturing, software, research

    and development, modern logistics of large diversified industrial group.

    The group has 100 million yuan registered capital , with more than 1100

    employees.

    China coal is a professional manufacturing base of mines support equipment, transport equipment, lifting equipment, spray equipment, drilling equipment, ventilation equipment, lifting equipment and other products, as well as research and development new product and mine construction products with advanced high technology.

    In order to development of international trade , expansion overseas market, china coal established international trade branch company and import and export branch company. China coal actively expand foreign trade channels based on a good market image, brand, modern information platforms and capital protection. Based on the trading diversification strategy, the group established a chain loop trading system which is with import and export trade of the mining equipment as a core, the resources and market as the elements. China coal also formed a overseas sales team, that covers English, French, German, Portugal, Italy, Russian, Korean, Japanese, Arabic, and more than 10 language professionals to explore broader international markets on the Internet. At present, the group signed up for "china coal" trademark in the European Union, United States, Russia, United Kingdom, Taiwan, Macao, Singapore, Indonesia, Israel, and other countries, also get the right to use the trademark of the United Kingdom and Taiwan. Hundreds kinds of products such as tunnel boring machine, coal cutter machine etc. is exported more than 60 countries and regions which are the United States, Australia, Germany, Russia, Spain, France, Canada, United Kingdom, Italy, Portugal, Georgia, Austria, and Colombia. China coal is to establish long term, broader economic and trade cooperation and strategic partnership with a number of large state owned enterprises and customers, and won the unanimous approval of them.

    China coal has succeeded in passing a number of certification systems which are ISO9001, 2008 quality management system certification, United States ANAB management system certification, United Kingdom international authoritative certification bodies UKAS quality management system certification, SGS certification (made in China), Alibaba GIS certification. She has also obtained a variety of honor which are China excellent enterprise of mechanical industry, China equipment manufacturing operation top 10 enterprises, national reputation for quality assured supplier, China credit certification system demonstration unit, national quality trustworthy product for conformity assessment, national consumer satisfaction units, China AAA level quality trustworthy enterprise and Chinese e commerce company credit rating AAA level credit Enterprise.

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