HVJ4-40.5▯630/800/1000/1250

产品参数Main technical parameter

项⽬ Items	单位 Unit	参数 Data
额定电压 Rated voltage	kV	40.5
额定电流 Rated current	A	630,800	1000,1250
⼯频耐压 Power frequency withstand voltage	kV	95
雷电冲击耐压 Lightning impulse withstand voltage	kV	185
额定开断能⼒ The rated breaking capacity	A	8Ie 25 operations
额定关合能⼒ The rated closing capacity	A	10Ie 100 operations
额定短时耐受电流 Rated short-time resistance current	kA	10Ie	10Ie
额定峰值耐受电流 Rated current peak tolerance	kA	25Ie	16Ie
过载耐受电流 Overload withstand current	kA	15Ie	10Ie
短路电流开断和开合 Short circuit current breaking and closing	A	10Ie O-180s-CO-180s-CO 1 operations
额定开距 The rated contaCT gap	mm	17±1
超⾏程 Overtravel	mm	≥3
合闸同期性 Closing synchronism	ms	≤3
触头终压⼒ Contact terminate pressure	N	850±50
主回路电阻 Main circuit resistance	μΩ	≤100
控制回路⼯频耐压 Control circuit withstand voltage	kV	2
机械寿命 Mechanical life	1×104 Operations	10
电寿命 Electrical life	1×104 Operations	2