Intelligent arc light protection and double-layer reactive compensation switch cabinet

• Main Author: LU RUNZE
• Format: Patent
• Language: Chinese; English
• Published: 16.01.2013
• Subjects: BOARDS, SUBSTATIONS, OR SWITCHING ARRANGEMENTS FOR THE SUPPLYOR DISTRIBUTION OF ELECTRIC POWER; CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTINGELECTRIC POWER; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER; ELECTRICITY; EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERATION; REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGYGENERATION, TRANSMISSION OR DISTRIBUTION; SYSTEMS FOR STORING ELECTRIC ENERGY; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS; TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINSTCLIMATE CHANGE

An intelligent arc light protection and double-layer reactive compensation low-voltage switch cabinet consists of an intelligent arc light protector, a digital display inverse time limit current transformer, a bus reactive compensation controller, a bus capacitor box, a load reactive compensation controller and a load end capacitor box. A breaker handle, a load end reactive compensation controller, the bus reactive compensation controller, the digital display inverse time limit current transformer and a branch switch handle are mounted at the front of the switch cabinet; a capacitor bin is arranged at the lower part of the switch cabinet; the switch cabinet adopts physical arc light protection, intelligent reactive compensation and digital transformer technologies; a secondary protection system is removed, so that centralized intelligence of the low-voltage switch cabinet is realized, operation safety, precision, economy and reliability are improved, and the deep intelligence of the low-voltage switch cabinet