Product Introduction

Mine explosion proof detection relay is JY82 mining flameproof leakage relay of the modifiedproducts, the relay has explosion-proof enclosure, suitable for the coal mine and the surrounding gas (methane).Using voltage

AC 380V or 660V, 50Hz is ungrounded three-phase three-wire networks for industrial enterprises, when the risk of accidents caused by line leakage,can play the role of automatic protection, in addition to the network capacitive current, witha significant ability to compensate.

Mine explosion proof detection relay apply to following work environment:

l,height is not more than 2000 meters above sea level;

2,surrounding medium temperature is not higher than + 40 °C, not below - 50 °C.

3,the surrounding air relative humidity is not higher than 95% of the environment (+ 25 °C);

4, in the absence of strong vibration, bumpy;

5,in the absence of enough to corrosive action on metals, and the damage of the insulation gas environment;

6,without a drop of water and snow and rain hit the environment;

7,can be used for methane and coal dust in the mine danger;

8,with the vertical inclination of installation does not exceed 15 degrees.

Mine explosion proof detection relay model meaning

JJ:leakage relay

B:mine flameproof

380/660: voltage level

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 an 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 got the right to use the trademark of the United Kingdom and Taiwan. Hundreds of 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.