Page 23 - 山东开川电力设备有限公司

HXGN15-12(SF6)
单元式交流金属封闭环网开关设备
Unit type AC metal-enclosed ring network switchgear

型号及含义/Type and meaning

H X G N 15 - 12 SF6

柜内主开关为SF6开关
The main switch in the cabinet is SF6 switch
电压等级(kV)/Voltage (kV)
设计序号/Design No.
户内/Indoor
固定式/Fixed type
箱式/Box type
环网柜/Ring main unit

正常使用条件/Normal service condition

● 环境温度：上限+40℃，下限-25℃；
● 海拔高度：海拔高度不超过2000m；
● 相对温度：日平均值不大于95％；月平均值不大于90％；
● 周围环境：周围空气不受腐蚀气体或可燃性气体、水蒸气等明显污染；
● 无经常性的剧烈振动。
● Ambient temperature ：Up limit +40℃，Lower limit -25℃；
● Altitude：No more than 2000m；
● Relative humidity：Daily average is no more than 95％；Monthly average is no more than 90％；
● Ambient environment：The ambient air is free from corrosive or flammable gas and steam pollution etc ；
● There is no frequent strong vibration.

主要技术参数/Main technical data

名称 单位 参数
Name Unit Parameter
额定电压 kV 12
Rated voltage
额定频率
Rated frequency Hz 50
主母线额定电流／熔断器最大额定电流
Rated current of main busbar/Max. rated current of fuse A 630，125
主回路、接地回路额定短时耐受电流
Rated short time withstand current of main circuit and earthing circuit kA/S 20，3
主回路、接地回路额定峰值耐受电流 kA 50
Rated peak withstand current of main circuit and earthing circuit
主回路、接地回路额定短路关合电流 kA 50
Rated short circuit making current of main circuit and earthing circuit
负荷开关满容量开断数 次 Times 100
Breaking number of load swich at full capacity
熔断器开断电流
Breaking current of fuse kA 31.5，40
额定闭环开断电流
Rated loop breaking current A 630
额定转移电流
Rated transfer current A 1600
机械寿命 次 Times 2000
Mechanical life
1 min工频耐压(峰值)相对、对地／隔离断口 kV 42，48
P.f. withstand voltage for 1 min (peak) ,between phases, phase to earth/across open contacts
雷电冲击耐受电压(峰值)相间、对地／隔离断口 kV 75，85
Lightnign impulse withstand voltage ((peak) ,between phases, phase to earth/across open contacts
二次回路1min工频耐压
P.f withstand withstand voltage of secondary circuit for 1 min kV 2
防护等级
Protection grade IP3X

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