zhenhua Electron,China highly acclaimed vacuum switching tubes manufacturer,here to find vacuum switching tubes,vacuum interrupters,vacuum electric switch,load switch,circuit breaker,contactors,widely used in metallurgical industry,petroleum,chemical industry,power stations,mines and electrified railways. http://www.ygvacuuminterrupter.com/ en vacuum interrupters,vacuum interrupters- circuit breaker,vacuum interrupters- load switch,embedded pole Rss Generator By etw-China trading platform http://www.ygvacuuminterrupter.com/1_cacuum_interrupters-1.html zhenhua Electron,China vacuum interrupters (vacuum switching tubes) maker,offers circuit breaker vacuum interrupters that are with core components of concise structure,contracts material and vacuum sealing. 1_vacuum_interrupter/1_breaker/1_1.jpg 22/10/2008 AM 10:37:25 http://www.ygvacuuminterrupter.com/1_cacuum_interrupters_2.html zhenhua Electron,China vacuum interrupters (vacuum switching tubes) maker,TD-12/4000-50BQ circuit breaker vacuum interrupters allow 48V rated short-time power-frequency withstanding voltage. 1_vacuum_interrupter/1_breaker/2-1.jpg 22/10/2008 AM 10:37:25 http://www.ygvacuuminterrupter.com/1_cacuum_interrupters_11.html zhenhua Electron,China vacuum interrupters (vacuum switching tubes) maker,indoor circuit breaker vacuum interrupters allow three-pole simultaneity less than 1 ms,average closing speed of 0.6±0.2 m/s. 1_vacuum_interrupter/1_breaker/11-1.jpg 22/10/2008 AM 10:37:25 http://www.ygvacuuminterrupter.com/1_cacuum_interrupters-2.html zhenhua Electron,China vacuum interrupters (vacuum switching tubes) maker,offers load switch vacuum interrupters that are for limiting short-circuit current and thus transformer can avoid bearing the current caused by sudden short circuit accident. 1_vacuum_interrupter/2_switch/2_1.jpg 22/10/2008 AM 10:37:25 http://www.ygvacuuminterrupter.com/1_cacuum_interrupters_breaker_1.html zhenhua Electron,China vacuum interrupters (vacuum switching tubes) maker,TF18-12/630-20Q load switch vacuum interrupters are with 42v rated power-frequency withstanding voltage,50HZ rated frequency. 1_vacuum_interrupter/2_switch/1-1.jpg 22/10/2008 AM 10:37:25 http://www.ygvacuuminterrupter.com/1_cacuum_interrupters_breaker_3.html zhenhua Electron,China vacuum interrupters (vacuum switching tubes) maker,BF-40.5 load switch vacuum interrupters are with rated contact gap of 16±1 mm,contact erosion permission length of 3mm. 1_vacuum_interrupter/2_switch/3-1.jpg 22/10/2008 AM 10:37:25 http://www.ygvacuuminterrupter.com/1_cacuum_interrupters-3.html zhenhua Electron,China vacuum interrupters (vacuum switching tubes) maker,offers contactor vacuum interrupters that consist of static contact,moving contact,static conductor pole and moving conduct pole. 1_vacuum_interrupter/3_contactor/2_1.jpg 22/10/2008 AM 10:37:25 http://www.ygvacuuminterrupter.com/1_cacuum_interrupters_contactor_2.html zhenhua Electron,China vacuum interrupters (vacuum switching tubes) maker,TJC-7.2 contactor vacuum interrupters ar with 4KA limited breaking current,long-term duty type working mode. 1_vacuum_interrupter/3_contactor/2-1.jpg 22/10/2008 AM 10:37:25 http://www.ygvacuuminterrupter.com/2_integrated_embedded_poles.html zhenhua Electron,an embedded poles manufacturer in China,integrated embedded poles are made through automatic pressure gelation process,used as braking element for vacuum interrupters in power system. 2_Vacuum_interrupter/3-1.jpg 22/10/2008 AM 10:37:25 http://www.ygvacuuminterrupter.com/2_integrated_embedded_poles_1.html zhenhua Electron,China embedded pole,vacuum switching tubes manufacturer,integrated embedded pole EP12/1250-31.5 has shelf life of more than 20 years,circuit resistance at rated contact force less than 20 μΩ. 2_Vacuum_interrupter/1_1.jpg 22/10/2008 AM 10:37:25 http://www.ygvacuuminterrupter.com/2_integrated_embedded_poles_2.html zhenhua Electron,China embedded pole,vacuum switching tubes manufacturer,J001514TVF integrated embedded pole allows contact closing force due to bellows and atmosphere,of 120±50 N. 2_Vacuum_interrupter/2_1.jpg 22/10/2008 AM 10:37:25 http://www.ygvacuuminterrupter.com/2_integrated_embedded_poles_3.html zhenhua Electron,China embedded pole,vacuum switching tubes manufacturer,integrated embedded pole EP12/1600-40 allows 400A rated back-to-back capacitor breaking current. 2_Vacuum_interrupter/3_1.jpg 22/10/2008 AM 10:37:25 http://www.ygvacuuminterrupter.com/2_integrated_embedded_poles_4.html zhenhua Electron,China embedded pole,vacuum switching tubes manufacturer,integrated embedded pole EP12/2000-40 allows 48v short-time power-frequency withstanding voltage. 2_Vacuum_interrupter/4_1.jpg 22/10/2008 AM 10:37:25 http://www.ygvacuuminterrupter.com/2_integrated_embedded_poles_5.html zhenhua Electron,China embedded pole,vacuum switching tubes manufacturer,integrated embedded pole J001515TVE allows 40Ka rated short-circuit breaking current. 2_Vacuum_interrupter/5_1.jpg 22/10/2008 AM 10:37:25 http://www.ygvacuuminterrupter.com/2_integrated_embedded_poles_6.html zhenhua Electron,China embedded pole,vacuum switching tubes manufacturer,EP12/2500-40 integrated embedded pole allows circuit resistance at rated contact force less than 18 μΩ. 2_Vacuum_interrupter/6_1.jpg 22/10/2008 AM 10:37:25 http://www.ygvacuuminterrupter.com/2_integrated_embedded_poles_7.html zhenhua Electron,China embedded pole,vacuum switching tubes manufacturer,EP12/3150-40 integrated embedded pole allows short-time power-frequency withstanding voltage of 48KV. 2_Vacuum_interrupter/7_1.jpg 22/10/2008 AM 10:37:25