LV SERIES SURGE PROTECTIVE DEVICES Features ● SPD with a fail safe function to prevent short-circuit (separation of circuit and element is visually confirmable) ● Compliance with IEC 61643-1 that meets the new JIS standards ● Against indirect lightning surge for single phase / three phase power supplies ● Quick response for surge ● Impulse current capacity 8/20μs-5,000A ● Impulse test category: Class II (Type II) ● Every pathway consists of same elements. Between line and line/between lines and ground can protect as the same level. File No. Safety Standard UL :UL1449 cUL :C22.2 No.8 SEMKO :IEC61643-1:2005 2nd :EN61643-11:2002 +A11 E322107 SE-57200 815201 Applications ● Tapping machine, NC machine, other machine tools ● Lithography equipment, Washing device, IC tester ● Injection molding machine, Winding machine, Surface mounter ● Vehicle air conditioner ● Servo amplifier ● Electric facility, Industrial equipment ● Action indication ● Model numbering system L V D I 4 Rated Voltage PVC wire type Q U Series name 1 Phase Status 3 Phase Green: Normal No Green: Abnormal Electrical Specifications Safety Standard Model Number LV150DI-Q4 LV275DI-Q4 LV275DI-U4 LV480DI-Q4 LV480DI-U4 LV550DI-U4 Rated Voltage 50/60Hz Single Phase Single Phase Three Phase Single Phase Three Phase Three Phase DC Breakdown Voltage Protection Normal Discharge Current Level (V) Voltage (V) 8/20μs (A) AC150V 450±25% 1,200 AC275V 800±25% 1,500 AC480V 1,400±25% 2,000 AC550V 1,600±25% 2,500 110 2,500 Max. Discharge Current 8/20μs (A) Surge Current Life 8/20μs-1,000A 5,000 Approx. 500 times SURGE PROTECTIVE DEVICES ● Dimensions LV-DI-Q4 series (Single-Phase) LV-DI-U4 series (Three-Phase) 9.5±1 φ4.2±0.5 5±1 36.5±1 Action indication 4±0.5 24.5±1 4±0.5 24.5±1 200 +30 -0 200 +30 -0 5±1 36.5±1 Action indication 9.5±1 Attachment hole Attachment hole φ4.2±0.5 43±1 43±1 Unit: mm ● Circuit LVDI-Q4 series Black 1 Black 2 LVDI-U4 series Black 1 Green / Black Black Black 2 3 Separator Separator MOV MOV GDT GDT Green / Black * There is no problem even if the connecting cable (Black) is connected with every parts. 111 SURGE PROTECTIVE DEVICES LV SERIES