Mining explosion-proof AC vacuum soft starter The device adopts MX2 intelligent drive box, the latest technology developed by the United States BENSHAW, as the core. It can make the motor start in a controlled and smooth way, which is a good solution to the impact to the the grid and mechanical equipment when the motor starts, and extends the service life of the device. The device with the functions of perfect protection and intelligent communication, can be widely used in the coal mine industry to control the tape conveyor, fans, pumps and other motors. With simple operation, intuitive parameter settings, Our Mining AC Vacuum Soft Starter is mainly used in underground coal mines, where there are mixed explosive gases, such as methane. This Reversible Soft Starter is used to control and protect the motors frequently started in the power system, which is 3-phase neutral point ungrounded, with rated voltage 6kV, rated frequency 50hz and rated current up to 300A. If you are interested in our High Voltage Vacuum Soft Starter, please call us at any time.
Mining Explosion-proof Vacuum Feeder Switch Mining Vacuum Feeder Switch equipped with high-performance PLC Vacuum Feeder Switch that dedicate to serve the feeder switch to protect and monitor. The product has various protection functions such as overload, short-circuit, leakage interlock, leakage protection, under voltage, over voltage, three-phase imbalance, gas interlock, interlocked circuit breaker, selective leakage protection, three-phase balanced protection, long distance short-circuit protection, communication networking. Our Intrinsically Safe Vacuum Feeder Switch is also available. Square switch with quick-actuating closures structure. The whole structure is small and nice. The switch is equipped with quick plug-in connection and the technology is simple and direct Powerful function of communication network Standard RS485 interfaces are equipped with the device. Seamless joint field device can be realized. That makes it convenient to establish site monitoring system. The product has 4T (telemeter, telecommunication, telecontrol and teleregulation) functions and it is easy to access substations underground and merge into industrial Ethernet. Concentrated monitoring in ground control center now is available.
Mining Explosion-Proof Intrinsically Safe Permanent Magnetic Mechanism High Voltage Vacuum Distribution Device The product is mainly applicable in the coal mine with explosive gas (methane mixture), to control, protect and measure in the three-phase AC neutral point not directly grounded power supply system of rated voltage 10KV, rated frequency 50Hz, rated current 630A. And can be used as a direct start high-voltage motor. Product Details The device adopts control and protection system composed of the programmable controller(PLC) and text display screen. There is a liquid crystal display window to show the operation status and various fault conditions of the protection box. The device with flexible parameter setting, stable quality, sensitive and reliable action performance, intuitive and concise operation and fault picture, has an intrinsically safe control interface, which is convenient for external control of equipment, and compose joint control. The device has protection functions of insulation monitoring, high voltage leakage, overload, fault phase, undervoltage, short circuit, loss of voltage and overvoltage.
Mining explosion-proof lighting integrated protection device The device is applicable to coal mines containing explosive gas, supplying the control and protection of power for the 127V explosion-proof electric devices. With fast-open door structure The voltage can be converted, there is no need to pull out dry type transformer to change It has protection functions of short circuit, leakage, leakage lockout and and insulation monitoring function Rated capacity4.0KVA Rated voltage1140, 660/127VNo-load 133V Rated current2.02, 3.49/17.36 Allowable temperature rise75
High Voltage Dynamic Reactive Power Compensation Device SVG reactive compensation device SVG also known as high voltage dynamic reactive power compensation generating device or static synchronous compensator, which is an equipment providing dynamic reactive power compensation through the self-commutated of the power semiconductor bridge converter. High Voltage Automatic Compensator is widely used in petroleum chemical industry, metallurgy, electric power, coal, electric railway, wind power station, as well as some other industrial fields with or near the impact load and large capacity motor. And plays an important role in saving energy and reducing consumption, improving power grid security and stability, increasing power grid power factor, improving power quality, etc. Providing concentrated compensation to improve the power factor for 3~10KV power supply network Based on DSP full digital control system, fast dynamic response time and high control precision Adopt photo electric trigger mode, high potential plate and high voltage-energy, thyristor switched capacitor protection, and strong anti-interference ability
Mining belt conveyor integrated protection device Our Mining Integrated Protection Device is applicable to hazardous place with gas and dust explosion, power supply system of 50Hz voltage AC 1140/660v, to achieve drive and protection to the belt conveyor. and our Mining Intrinsically Safe PA Phone, Frequency Converter For Coal Mines is also hot selling now. The device adopts single-chip as the control core, 4.3-inch color LCD module as a human-computer interaction interface, it is specially designed for tape conveyor, with functions of the main drive, deviation, emergency stop, vertical tear and other protections as a whole, it also has functions of start warning, malfunction alarm. The device adopts high-performance microcomputer as the control core, to control and protect the motor through the acquisition, analysis, and calculation of the operation state signal. It has functions of overload, phase loss, leakage lock, short circuit and other protections, at the same time with the functions of control the start and stop of the motor and alignment display of the deviation and emergency stop malfunction. It can real-time display the belt running speed, tape tension, drum temperature, motor voltage, current and other parameters when normal operation. Technical characteristics Sets the main drive and protection of the belt conveyor to realize one device to control a belt conveyor Two 120A (80A) drive units with complete and reliable motor protection Matching eight kinds of protection sensors can realize the eight protections of the transport aircraft, with deviation, emergency stop, vertical tear intelligent alignment and other functions Color display real-time display equipment operating conditions, motor voltage, current, temperature, belt speed, etc., with fault status display and fault record query function With early warning, fault alarm function 8-channel PT100 temperature acquisition and infrared temperature acquisition Small size, cost-effective
Mining explosion-proof intrinsically safe intelligent vacuum electromagnetic starter The explosion-proof electromagnetic starter is used in coal mines containing explosive gas (methane) and coal dust. It is suitable for the circuit of AC 50Hz, voltage 660V or 1140V, ungrounded three- phase center. Our Mining Reversible Electromagnetic Starter can carry out real-time monitoring and fault handling of the operating status through high-performance microcomputer, achieving mutual switch operation. It is 3-Loop vacuum electromagnetic starter .To local control or remote control the start and stop of three-phase asynchronous motor, and can be reversed at the stop. Quick opening structure for this vacuum electromagnetic starter With local control and intrinsically safe remote control function With automatic water level control function, automatically control the start and stop of water pump according to the water level With menu operation structure, large LCD screen display, fault inquiry, fault recording and corresponding fault alarm information, and can record the specific time when the fault occurs With RS485 communication function, remote monitoring and control can be conveniently realized With the multiple protection functions as short circuit, overload, leakage and open-phase
Low voltage combination switch Mining explosion-proof and Intrinsically Safe Low-voltage Vacuum Combination Switch (hereinafter referred to as combination switch) is used in coal mines containing explosive gas and coal dust. It can logically control and protect the start-up or stop of 4 sets of three- phase squirrel-cage asynchronous motors under rated voltage 1140V (660V), AC 50Hz, and can change the phase sequence when the motor stops. The switch is especially applied to centralize monitoring of mining, transportation and other kinds of working faces with centralized dynamic loads. The switch has advantages like high automation level, convenient and intuitive man-machine dialogue, easy to networking, stable performance, sensitive protect, reliable operations, etc. It is a perfect upgrade product for mine digitization. Wantai founded in 1998, now the net worth is 430 million yuan, focused on the research and development, production and sales of the Mining Explosion-Proof Equipment , High Voltage Combination Switchgear, and Miner' s Lamp is also our main underground products.
Mining General High Voltage Switch Cabinet Mainly used in the power supply system of central control room, the yard, the general ventilation and the main ventilation distribution chamber underground without gas and coal dust explosion, as distribution protection and control for mining electrical equipment of voltage 3.6 KV, 7.2 KV, or 12 KV AC 50 Hz, and also can be used to directly start or start the fan or water pump high voltage motors underground by the dry reactor. The movable switch cabinet is also applicable in ground substation, metallurgy, chemical industry and power supply system of higher protection grade. We design and build drawer type switch cabinet and intelligent low voltage switch cabinet are also an indispensable device in the mining process. KY-WTGC-10 (6) mining general type high voltage switch cabinet(hereinafter referred to as the switch cabinet) is based on absorbing existing advanced technology, independently developed. It has characters of new structure, convenient operation and maintenance, small volume, light weight, safe and reliable
AC Low Voltage Switch Cabinet Intelligent Low Voltage Switch Cabinet It is suitable for power consumers like communities, shopping malls, schools, supermarkets, substations, industrial enterprises in the power distribution system with Ac 50Hz, rated voltage 400V, 690V, rated current 1000 ~ 3150A, used for power conversion, distribution and control for power, lighting and power distribution cabinet. GGD type AC voltage distribution cabinet is based on the requirements of the Department of Energy, the majority of users and the design department, according to the safe, economical, reasonable and reliable principle design. The products has features of high breaking capacity, good thermal stability, flexible electric scheme, convenient combination, systematic, practical, novel structure, high level of protection, can be used as a replacement of low voltage switchgear products. The low voltage distribution cabinet adopts common cabinet form, with frame of 8 MF local welding assembled cold bending section steel, with 20 mounting holes, and the general coefficient is high
