Application: Used in coal mines, in AC 50Hz, rated voltage of 660V or 1140V, rated current to800, 1000A three-phase neutral point undergrounded power supply system, as a main switch or branch switch, but also as a large-capacity motor infrequently for starting control.
Application: Used in coal mines, in AC 50Hz, rated voltage of 660V or 1140V, rated current to800, 1000A three-phase neutral point undergrounded power supply system, as a main switch or branch switch, but also as a large-capacity motor infrequently for starting control.
This soft starter is suitable for coal mines containing explosive gas (methane) and coal dust. In AC 50Hz, voltage 1140V or 660V, neutral point ungrounded power supply system, perform various forms of soft starting (such as current limit, voltage ramp and power torque ramp for three-phase squirrel cage motors with currents below 200A and 400A) ) . It also has perfect protection function and fault display function, which greatly reduces the troubleshooting time.
KJS series of mine spray dust suppression blower (formerly JPK-3 mine hydrodynamic spray dust collector) is used for dust removal in belt roadway, return roadway and coal face.
FJP series of mine spray dust suppression blower (formerly JPK-3 mine hydrodynamic spray dust collector) is used for dust removal in belt roadway, return roadway and coal face.
This soft starter is suitable for coal mines containing explosive gas (methane) and coal dust. In AC 50Hz, voltage 1140V or 660V, neutral point ungrounded power supply system, perform various forms of soft starting (such as current limit, voltage ramp and power torque ramp for three-phase squirrel cage motors with currents below 200A and 400A) ) . It also has perfect protection function and fault display function, which greatly reduces the troubleshooting time.
BPG Series AC Frequency Converter Cabinet is a series of converters developed and designed by our company for non-explosion-proof applications on the ground. It is a high-tech product that integrates digital frequency conversion speed regulation device, high and low voltage distribution device, heat dissipation technology, digital display communication technology and moisture-proof and cold-proof technology.
Application: this product is applied to soft starting, soft stopping, operation process control and energy-saving application of motor in harsh environment such as coal mine, other mines, petroleum and chemical industry.
FJP series of mine spray dust suppression blower (formerly JPK-3 mine hydrodynamic spray dust collector) is used for dust removal in belt roadway, return roadway and coal face.
It is used in coalminesin three-phase neutral ungrounded transmission lines with voltage AC 3300V,50Hz. It canmake local and remote control of three-phase asynchronous motor and concentrated control of coal cutter,scraper conveyor, crusher,reversed loader, pump station and other equipments of comprehensive mechanized coalfaces.
This product is suitable for an environment with coal mine gas, coal dust, and other explosive gases underground, to logically control the start, stop and double-speed of the three-phase AC asynchronous motor or AC double-winding motor in the circuit of AV 1140V or 660V. And it has a joint control function.
YT29A is a heavy duty pusher leg rock drill featuring high efficiency and low air consumption. It is primarily designed drilling in mines, hydropower stations, and road construction projects. It is also a new product suitable for tunneling and other stone works in mining and metallurgical industry.
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