BHD2-25/3 mine cable junction box brand: Xuan Hai electrical product name: BHD2-25/3 mine cable junction box Ex-mark: Exd IIB T4 protection class: IP54Keywords: a mining cable boxes, mine intrinsically safe junction box, BHD2-25/3 mine cable connected Hotline: 18969798316 Introduction cable junction box Scope BHD2-25/3 mine BHD2-25/3 mining cable boxes with methane, coal dust and other explosive gases mixture of coal mine, respectively, for AC 50Hz, current 400A and below the power supply system for lighting, signal, power cable connection and branch with voltage 1140V and below. The mine cable junction box main technical parameters Model Model meaning BHD2-25/3, Specifications Rated voltage (V) Rated current (A) through (a) maximum cable diameter (mm) Dimensions L × W × H (mm) BHD2-20/127-6T 127 20 6 main φ25, sub φ11 320 × 200 × 100 BHD2-25/380- □ T 380 25 2,3,4 φ25 240 × 120 × 80,240 × 180 × 80,240 × 240 × 80 BHD2-40 / □ - □ T 380,660 40 2,3,4 φ34 270 × 140 × 110,270 × 200 × 110,270 × 270 × 110 BHD2-100/660- □ T 660 100 2, 3,4 φ34 360 × 250 × 145 BHD2-200/660- □ T 660 200 2,3,4 main φ64, sub φ39 500 × 250 × 170,500 × 360 × 170,500 × 360 × 170 BHD2-400 / 1140 - □ T 1140 400 2, 3, 4 φ78 600 × 260 × 210,660 × 460 × 210,660 × 660 × 210 explosion-proof electrical equipment must be approved by the full-time explosion-proof inspectors into the well to check the "product certification" proof certificate "," coal mines with the product safety signs and safety performance; inspection and approval and the issuance of the certificate be permitted into the well. Industrial test of Quality Supervision, Inspection department issued license for the trial run of the industrial explosion-proof electrical equipment must use the unit to develop security measures, the consent of the mine electromechanical vice president review, otherwise not allowed to go down. Strengthen underground use in explosion-proof electrical performance check: (1), explosion-proof electrical repairman (part-time explosion inspector), on his own under the jurisdiction of explosion-proof electrical equipment in each class at least check again. (2) full-time explosion-proof inspectors high gas region of high gas mine or low gas mine explosion-proof electrical checked at least twice a week. Low gas mine explosion-proof electrical checked at least once a week. (3), explosion-proof full-time and part-time inspector staffing must meet the needs of the explosion-proof inspection. General provisions: 1, explosion-proof electrical equipment (including small appliances), the use of the cable voltage level shall not be higher than its nominal voltage level, or as a loss burst. 2, high gas, coal and gas outburst mine used explosion-proof magnetic switch # 9 wiring is grounded, or for some reason the live shell, burst deemed lost. 3, the switch control into the line device access power lines as a loss of the burst (out of the leak detection relay control circuit power except). 4, any explosion-proof electrical equipment, whether used in any location of the underground, and should be managed in accordance with explosion-proof requirements. Share to: QQ space Sina microblogging Tencent microblogging All NetEase microblogging 0 ------ divider ------------------------ ---- Tip 1, all of the company's products are inspected after a formal inspection agency (third party), please do not question the quality of the product. 2, due to product modifications constantly updated, the Company can not ensure that customers receive the products and website pictures, appendix is ??exactly the same; Only to ensure genuine goods. Please confirm contact with my business before buying to buy. The products are delivered to third-party transportation does not guarantee not appear damaged during transport, such as after the arrival of dilapidated conditions, please do not hesitate to contact the company. 4, in strict accordance with the product manual install and use, to be installed by a professional electrician; year to the date of purchase, any product quality problems in the case of his natural by the company free maintenance. 5, any product technical issues please call the National Customer Service Hotline: 18969798316 (Wang)