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。
Parker Pressure Comp Flow Control 3000PSI # PCMS1600S
Parker Hydraulic Pump Pressure Comp Piston 32GPM P2075P
PARKER HYDRAULIC PRESSURE REDUCING VALVE~NEW~SURPLUS~
PARKER 422-8-RL MEDIUM PRESSURE HYDRAULIC HOSE 1/2″
PARKER PR3MM Pressure Reducing Valve
NEW PARKER R6PH PRESSURE CONTROL VALVE
3 Parker Low Pressure Regulators SQMICRO130E602PFSMM