文档介绍：MAIN TECHNICADATA
MECHANICALDATA OF CIRCUIT-BREAKING EQUIPPED WITH THE INTERRUPTERS
断路器用真空灭弧室
Ceramic vacuum interrupter for circuit breaker
61073A(12KV/5000A-50KA)型真空开关管外形图及技术参数
61073A(12KV/5000A-50KA)VacuumInterrupter Drawing and TechnicalSpecifications
主要技术参数 MAIN TECHNICADATA
额定电压短时(1min)工频耐受电压
12KV 49KV
Rated voltage Short-time(1min) power-frequency withstand voltage
额定电流雷电冲击耐受电压(峰值)
*5000A 85KV
Rated current Lighting impulse withstand voltage(peak)
额定频率额定触头压力下的回路电阻
50HZ ≤10μΩ
Rated frequency Circuit resistance at rated contact force
额定短路开断电流机械寿命
50KA 20,000 次
Rated short-circuit breaking current Mechanical life
额定短路开断电流开断次数触头自闭力
30 次 210±60N
Operations of short-circuit breaking current interruption Contact closing force due to bellows and atmosphere
额定短路关合电流额定开距下的触头反力
125KA 350±60N
Rated short-circuit making current Counterforce at rated contact stroke
额定峰值耐受电流触头允许磨损厚度
125KA 3mm
Rated peak withstand current Contact limit erosion
额定短时耐受电流(4 秒) 贮存期
50KA 20 年
Rated short-time withstand current(4s) Shelf life
额定单个电容器组开断电流质量/动触头质量
630A
Rated single capacitor bank breaking current Weight/mass of moving parts
额定背对背电容器组开断电流额定操作顺序
400A
Rated back-to-back capacitor breaking current Rated operating sequence O-180s-CO-180s-CO
配套的真空开关应满足的机械参数 MECHANICALDATA OF CIRCUIT-BREAKING EQUIPPED WITH THE INTERRUPTERS
触头开距额定触头压力