Активность

discount Hot Products KYN61-40.5 removable AC metal-clad switchgear applies to 40.5kV, 3 phase, AC and 50/60Hz electrical power network for receiving and distributing power energy and also for control, monitor and protect ion. It is applicable in general power system and occasions with frequent operation. The product conforms to GB3906: 3~35kV AC Metal Enclosed Switchgear, IEC60694 & GB/T11022: The common technical clauses of HV Switchgear and controlgear Standard, DL/T404-1997: Order Technical term of Indoor AC HV Switchgear and IEC62271-200 1~52kV AC Metal Enclosed Switchgear and controlgear standard. Main technical parameters Rated voltage…………………………….40.5kV Rated frequency…………………………….50Hz Rated current of circuit breaker…………………………….1250~4000A Rated current of switchgear…………………………….1250~4000A Rated short-time withstand current (4S)…………………………….20 25 31.5kA Rated peak withstand current (peak)…………………………….50 63 80kA Rated short-circuit breaking current…………………………….20 25 31.5kA Rated short-circuit making current (peak)…………………………….5063 80kA Rated insulation level 1min power frequency withstand voltagePole-to-pole, pole-to-ground95kV Between open contacts110kV Lightning impulse withstand voltage (peak)Pole-to-pole, pole-to-ground185kV Between open contacts215kV IP code…………………………….IP4X IP2X Service conditions 鈼?Ambient air temperature: -15掳C銆?40掳C; 鈼?Relative humidity: Daily average 鈮?95%锛宎nd daily average of water vapor pressure < 2.2kPa; Monthly average 鈮?90%锛宎nd monthly average of water vapor pressure < 1.8kPa; 鈼?Altitude: ^ 1000m; 鈼?Seismic intensity: No more than 8 degree 鈼?Ambient air should be free of pollution of corrosive or flammable gas or vapor; 鈼?No obvious vibration; Company Introduction Certificatediscount Hot Products website:http://www.setnelectrics.com/hot-products/