张家港市华泰放电管有限公司

型号 Type	3R7.2/8.0×10-75 3R7.2/8.0×10-75(L) 3R7.2/8.0×10-75T	3R7.2/8.0×10-90 3R7.2/8.0×10-90(L) 3R7.2/8.0×10-90T	3R7.2/8.0×10-150 3R7.2/8.0×10-150(L) 3R7.2/8.0×10-150T	3R7.2/8.0×10-230 3R7.2/8.0×10-230(L) 3R7.2/8.0×10-230T	3R7.2/8.0×10-350 3R7.2/8.0×10-350(L) 3R7.2/8.0×10-350T	3R7.2/8.0×10-470 3R7.2/8.0×10-470(L) 3R7.2/8.0×10-470T	3R7.2/8.0×10-600 3R7.2/8.0×10-600(L) 3R7.2/8.0×10-600T
标称直流击穿电压Nom.dc spark-over voltage Vs	75	90	150	230	350	470	600	V
直流误差Tolerance of Vs	±20	±20	±20	190-260（MDF）±20	±20	±20	±20	％
冲击击穿电压Impulse spark-over voltage	≤700	≤700	≤700	≤800	≤800	≤900	≤1200	V
标称耐冲击电流Nom.impulse discharge current 波形/Wave8/20μs	20/10	20/10	120/10	20/10	10	10	10	KA
标称耐冲击电流Nom.impulse discharge current 波形/Wave10/100μs				100（MDF）				A
标称耐工频电流50Hz Nom.alternating discharge current	20/10	20/10	20/10	20/10/5（MDF）	10	10	10	A
绝缘电阻 Insulation resistance	≥5	≥5	≥5	≥5	≥5	≥5	≥5	GΩ
电容 Capacitance	≤1.5	≤1.5	≤1.5	≤1.5	≤1.5	≤1.5	≤1.5	PF