24kV Air-Insulated Switchgear

XD Baoji Electric Co.,Ltd is one of the leading China 24kv air-insulated switchgear manufacturers and suppliers,Website:http://www.xd-bjelectric.com, as a professional company, our factory is able to produce quality 24kV AIS, 24kv air-insulated switchgear products at competitive price.Product Description       KYN28-24 series indoor AC metal enclosed switchgear is three-phase A.C 50Hz indoor complete distributing equipment with the voltage range 24kV. 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 VS1-24P 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)：1000×1850（2170）×2660.                                                             1000×1800（2200）×2500Features of Product     Altitude above sea level 1000m and below.     Current rating up to 2500 A/31.5kA.     Internal arc classified (IAC)：AFLR，31.5kA/1s.     Equipped with VS1-24P series vacuum circuit breaker with embedded poles.    The internal barriers are made up of steel plate, and the loss of service continuity category (LSC) can meet the requirments of LSC2B.     Can equipped with motor-driven earthing switch and motor-driven truck，to realize the unattended.Technical ParametersItemUnitDataRated voltagekV24Rated current A1250、1600、2000、2500Rated frequencyHz50Rated Short-time withstand currentMain circuitkA/4s20、25、31.5Earthing switchkA/4s20、25、31.5Earthing circuitkA/2s17.4、21.8、27.4Rated peak withstand currentMain circuitkA50、63、80Earthing switchkA50、63、80Earthing circuitkA43.5、54.5、68.5Degree of protectionEnclosureIP4XCompartmentIP2XRated insulation levelRated power-frequency withstand voltagekV/1min65Rated lightning impulse withstand voltagekV125IACFault currentkA31.5Durations1