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。
78-68021235 GEAR
Vibco SCR-400 Vibratory Table
M&Q Plastic Tube for Cable/Wire 38103573 10mm BKFN SLI
2 Mitutoyo Microscope AT112
Tektronix TDS544A Four Channel Digitizing Oscilloscope
100 Series Screw/Nut Driver
Corning 6SME Optical Cable 54761ft
NWL Capacitors 3209A 10770 Capacitor 1.67UF 90KVDC
9 Optispec Power supply/ Lamp Intesity Unit
NUGIER H25-7MD3 HYDRAULIC PRESS 25TON