描述
保护地(CG,Cabinet Grounding)是为了防止设备外壳的静电荷积累、避免造成人身伤害而采取的保护措施。DCS系统所有的操作员机柜、现场控制站机柜、打印机、端子柜等均应接保护地。保护地应接至厂区电气专业接地网,接地电阻小于4Ω。
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
Patterson Kelley Stainless Steel Vacuum Dryer
Patterson Kelley Stainless Steel Vacuum Dryer
Osaka Turbo Molecular Pump TG2003M Vacuum
GODWIN DRI PRIME 8″ ELECTRIC VACUUM PUMP **75 HP