产品介绍DD28系列单相电能表
DD28,series,single,phase,watt-hours,meter
用途Application:
DD28型单相电度表系感应单相交流有功电度表,适用于频率为50Hz,单相交流电网中有功电能的计量。
具有体积小、结构设计紧凑、低功耗等特点,其技术指标完全符合GB/T15283-1994国家标准及IEC521国际标准。
DD28,single-phase,watt-hour,meter,is,a,kind,of,induction, ,is,applicable,to,measure,the,rated,frequency,50Hz
,and,power,loss,in,electrified,wire, ,technical,targets,are,completely,conformed,to,National,standard,
GB/T15283-1994,and,lntermational,standard,IEC521.
结构特点Structure,feature:产品属性主要技术参数main,technical,data:
型号Type:DD282,DD283,DD284
精度（级）Accurocy(class):2
额定电压Rated,voltage(v):220-240
额定电流Rated,current(A):
DD282:2(4A), (5A),3(6A),5(10A),10(20A),20(40A),30(60A),40(80A),
DD283:2(6),3(9),5(15),10(30),15(45),20(60),30(90)
DD284:5(20),3(12),10(40),15(60),20(80)
过载能力Overl0ad,capaciaty:200％Ib,300％Ib,400％Ib
绝缘性能Insulation,current:
工频交流电压2kV,历时1分钟,冲击电压强6kV
AC,voltage,2kV,for,1,minute,impulse,voltage,6kV
外型：,
DD28透明塑壳,DD28黑色塑壳,DD28玻璃壳,DD28铝壳其他说明结构特点Structure,feature:
该仪表采用分离式铁芯结构,轴承具有单宝石、双宝石、磁推式、磁悬式四种结构,
外壳采用铝、塑料和玻璃三种,基架由优质铝合金压铸而成,具有良好的机械强度。
The,meter,has,separable,electromagnet,and,the,bearing,has,four,kinds,single-jewel,magnetic,thrust
,and,magnetic, ,case,has,three,kinds,aluminum,plastic,and, ,die-casting,frame,is,alloy,
aluminum,with,excellent,mechanical,strength.交易说明公司联系人：黄佩蕾,0577-27825003,,13634205622,,QQ:604530711