根据负载类型选择继电器触点材料与触点保护电路

4201012ELECTROMECHANICALCOMPONENTSVol130No112Dec12010:2010-8-13(厦门宏发电声股份有限公司,福建厦门,362021):文章介绍了不同类型负载,继电器触点材料,及不同类型负载所适用的触点材料,继电器触点保护电路:负载类型;继电器触点材料;触点保护电路Do:i10.3969/.jissn.1000-6133.2010.04.005:TM58:A:1000-6133(2010)04-0022-06引言,(),,,,,,,,1继电器工作原理简介(),:xxx,y=0y=ym,(NO),x,yxxxxf,y=ymy=0,(NO)(1),-1()2:,,,,,,;,,,21:22几种典型负载类型-,,(2),,,:,,::,,15,3:3(I:,S:,)4,,:,,,,234:,,,,,4:,,;;,,,,55:,20~40,,,,,6:6:,,,,,,,,,,:10~100mV;,,,,(),2:215~1020~405~1510~2010~1531~32,(),,,3触点材料与适用的负载类型,,,,,:AgN:i,,,,,2420107(NO),(8)::,,(9),::,5A12A,25AAgC-dO:,AgCdO,,,9:30A,50AAgSnO2:,,AgSnO2,AgSnO2AgSnO2AgCdOAgCdOSnO2,AgSnO2:aAgCdO,,;bSnO2,AgSnO2:(120A)(),Ag/SnO2(Ag/SnO2+),,10:10+():254:(),,,,:,,(),,:10mW(5V/2mA)1.5W(24V/62.5mA)Ag:5,,4触点保护电路,,,:,,;,,,,,,,,262010,11,12:,,C,C,,,,C,:C-R,,,50cm274: