| 摘要 |
A heating apparatus for switchgear cabinets having heating elements inserted, in a thermally conducting manner, in a metallic member (10), wherein the member has a plurality of longitudinally extending surfaces, outwardly directed, longitudinally extending radiation ribs (11, 12, 13) being formed on all but one of the longitudinal surfaces of the member (10), the heating components being in blind holes formed in the unribbed longitudinal surface and an axial fan (40) which covers the end surface of the member (10) including the radiation ribs (11, 12, 13) being provided on one end face of the contact member. <IMAGE> |
