形式型号名称KTC-331两侧敞开的直形控制台KTC-231左侧封闭，右侧敞开的直形控制台KTC-321左侧敞开，右侧封闭的直形控制台KTC-221两侧封闭的直形控制台主要尺寸BHH1DD1D260080090010001100(1400)1150250600250*5503506501300400600350650450750550850140050035065045075055085060080090010001100(1400)1150250800250*7503508501300400800350850450950550105014005003508504509505501050注：表中括号内的尺寸尽量少用；*采用非标准尽量少用)