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Phase Control SCR (250-350 Amperes 200-2200 volts) 550 A, 1200 V, SCR Phase Control SCR (250-350 Amperes 200-2200 volts) 470 A, 1800 V, SCR Phase Control SCR (250-350 Amperes 200-2200 volts) 470 A, 1000 V, SCR Phase Control SCR (250-350 Amperes 200-2200 volts) 470 A, 2000 V, SCR Phase Control SCR (250-350 Amperes 200-2200 volts) 550 A, 600 V, SCR Phase Control SCR (250-350 Amperes 200-2200 volts) 550 A, 200 V, SCR Phase Control SCR (250-350 Amperes 200-2200 volts) 第一阶段控制晶闸管(250-350安培200-2200伏特 Phase Control SCR (250-350 Amperes 200-2200 volts) 550 A, 2200 V, SCR
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