描述
用电仪表的外壳、仪表盘、柜、箱、盒和电缆槽、保护管、支架、底座等正常不带电的金属部分,由于绝缘破坏而有可能带危险电压者,均应做保护接地。对于供电电压不高于36V的就地仪表、开关等,当设计文件无特殊要求时,可不做保护接地。
Edwards Booster Pump
Nash CL3001 CL3002 stainless vacuum pump
Nelmor 60 Hp Granulator, Bin, Vacuum Pump, Conveyor
1989 Vac Con V290TR Vacuum Jet Rodder Truck, Good cond.
Seiko Edwards STPA2203 Turbo Pump Refurbished Unused
SIHI LPH 85353 Liquid Ring Vacuum Pump 1600 CFM 28″ Hg
Patterson Kelley Stainless Steel Vacuum Dryer