40.5kV Air-Insulated Switchgear
XD Baoji Electric Co.,Ltd is one of the leading China 40.5kv air-insulated switchgear manufacturers and suppliers,Website:, as a professional company, our factory is able to produce quality 40.5kV AIS, 40.5kv air-insulated switchgear products at competitive price.Product Description KYN61-40.5 series indoor AC metal enclosed switchgear is three-phase A.C 50Hz indoor complete distributing equipment with the voltage range 12KV. It is used for power plant to transmit power and used for electricity system, industrial and mineral enterprise to receive and distribute power. The structure of this switchgear is metal enclosed, withdrawable truck, the frame of the enclosure is made of steel plates which surface is covered by aluminum and Zinc, multiple bending and built-up with bolt. It can be equipped with VXB-40.5、VXB-40.5P series vacuum circuit breaker, withdrawable truck with leading screw and nut mechanism, safe and reliable. The wrong operation can be avoided due to its function of the ‘FIVE PROVENTION’. It can meet the standard requirments of IEC62271-200、IEC62271-1、GB3906、GB/T11022 etc. Overall dimension (W×D×H mm)：1400（1200/1680/1860）×2800（3000/3200/3400/3600）×2600(2850/2950)Features of Product Altitude above sea level 3500m and below. Current rating up to 2500 A/31.5kA. Internal arc classified (IAC)：AFLR，31.5kA/1s. Equipped with VXB-40.5P series vacuum circuit breaker with embedded poles, with independent intellectual property. The internal barriers are made up of steel plate, and the loss of service continuity category (LSC) can meet the requirments of LSC2B.Technical ParametersItemUnitDataRated voltagekV40.5Rated current A1250、1600、2000、2500Rated frequencyHz50Rated Short-time withstand currentMain circuitkA/4s25、31.5Earthing switchkA/4s25、31.5Earthing connect circuitkA/2s21.8、27.4Rated peak withstand currentMain circuitkA63、80Earthing switchkA63、80Earthing connect circuitkA54.5、68.5Degree of protectionEnclosureIP4XCompartmentIP2XRated insulation levelRated power-frequency withstand voltagekV/1min95Rated lightning impulse withstand voltagekV185IACFault currentkA31.5Durations1
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