Coal mine low voltage double loop dual supply permanent magnet feed interconnection switch operating circuit

• Main Authors: GUO ZHITING, FENG YINGBO, ZHAO XULIANG, QIN YANCHONG, ZHAO SHENGBING, SHI BISHAN, FAN SUFANG
• Format: Patent
• Language: English
• Published: 07.10.2015
• Subjects: CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTINGELECTRIC POWER; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER; ELECTRICITY; GENERATION; MEASURING; MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES; PHYSICS; SYSTEMS FOR STORING ELECTRIC ENERGY; TESTING

The invention provides a coal mine low voltage double loop dual supply permanent magnet feed interconnection switch operating circuit, belonging to the permanent magnet feed interconnection switch technical filed. The circuit can supply power continuously, and timely detect halt reasons. In the technical scheme, the circuit comprises a first power supply loop, a second power supply loop and a permanent magnet feed interconnection switch; the permanent magnet feed interconnection switch comprises a first low voltage permanent magnet vacuum feed branch, a second low voltage permanent magnet vacuum feed branch, and binding posts L1, L2, and L3. The circuit is suitable for the feed switch technical field.