Page 12 - 威尼格尔实业有限公司

Technical Specification 技术参数

Technical specification for VB 技术参数
Rated voltage 额定电压 kV 12 17.5 24/27 40.5
Rated power frequency withstand voltage 额定工频耐受电压 kV 42 38 65 95
Rated lightning impulse withstand voltage 额定雷电冲击耐受电压 kVp 75/ 95 125 185
Rated frequency 额定频率 Hz 50/60
Rated current 额定电流 A 630/1250/2000/2500/3150/4000*A
Rated short-circuit breaking current 额定短路开断电流 kA 25/31.5/40/50
Percentage of DC component 额定直流分量 Up to 最大至 50%
Rated short-circuit closing current 额定短路关合电流 kAp 65/82/104/130
Rated short time withstand current (4s) 额定短时耐受电流 kA 25/31.5/40/50
Rated peak withstand current 额定峰值耐受电流 kAp 65/82/104/130
Opening Time 分闸时间 ms 20 ～ 50
Closing Time 合闸时间 ms 30 ～ 70
Rated auxiliary control voltage 额定控制电压 V 24/36/48/60/110/220 V DC 110/220 V AC
Operation sequence 额定操作循环 O-0.3s-CO-180s-CO/ O-0.3s-CO-15s-CO
Mechanical life operations 机械寿命 10000 (M 2)
Electrical Endurance 电寿命 Class E2
Single Capacitor Switching current 单个电容器开断电流 A 400

8