3HAC029034-004

3HAC029034-004

3HAC029034-004

3HAC029034-004模块壳体内底板引线和钎焊连接的热应力是温度周期性变化的结果。对耐热循环性的要求进行了仔细的分析，在分析时考虑到了各种形式机车车辆运行条件的特点。为电动车组牵引变频器中IGBT晶体管底板温度变化图形的典型实例。有三种形式的热负荷变化：一年中季节性外界气温的变化；一天内气温的变化；车组在运行到终点站过程中地区性气温变化。

FERRAZ SHAWMUT A60X70-4TI AMP-TRAP SEMICONDUCTOR 70A AM

NEW GOULD TRS150R SHAWMUT TRI-ONIC 150A AMP 600V-AC FUS

COOPER BUSSMANN LPJ-3SP LOW-PEAK TIME-DELAY 3A AMP 600V

NEW GOULD A240R6R SHAWMUT AMPTRAP CURRENT LIMITING 6R A

COOPER BUSSMANN KTS-R-60 LIMITRON CURRENT LIMITING 60A

COOPER BUSSMANN FRS-R-30 FUSETRON DUAL-ELEMENT 30A AMP

FERRAZ 5500CPGLL PROTISTOR 3A AMP 5500V-AC FUSE B435738

NEW COOPER BUSSMANN LPN-RK-3-2/10SP LOW PEAK 3-2/10A 25

NEW COOPER BUSSMANN BBS-3 BUSS 3A AMP 600V-AC FUSE B401

NEW BUSSMANN NOS-400 BUSS ONE-TIME 400A AMP 600V-AC FUS

COOPER BUSSMANN LPJ-350SP LOW-PEAK BUSS TIME DELAY 350A

NEW BUSSMANN LP-CC-3-1/2 LOW-PEAK 3-1/2A AMP 600V-AC FU

LOT 5 NEW KEARNEY INDUSTRIES 41150 TYPE X 1-1/2 FUSE LI

COOPER BUSSMANN 170L2027 315A AMP 660V-AC FUSE D469821

NEW BUSSMANN FRN-R-225 TIME DELAY 225A AMP 250V-AC FUSE

GOULD A480T2E SHAWMUT PT POTENTIAL TRANSFORMER 2E AMP 4

BUSSMANN FWP-25A14F 25A AMP 700V-AC FUSE B400166

FERRAZ TRS30R TRI-ONIC TIME DELAY LIMITING CLASS RK5 30

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