Use the correctly sized spanner ( preferably a ring , box or socket spanner ) for nuts and bolts 針對(duì)不同大小的螺母和螺絲釘使用正確尺寸的扳手,尤其是環(huán)狀的、箱體或窩形的板手。
Personnel protective equipment , protective devices and apparatus for work on energized systems up to 1000 v ; socket spanner vde specification 在電壓可達(dá)1kv的帶電系統(tǒng)上工作時(shí)使用的人體防護(hù)設(shè)備
Insert special bolt into the preset hole of c form parts , where the bolt will be fixed into the threaded hole of wedge , then screw the bolt on with a socket spanner until the first nut drops 將專用螺栓插入c形無(wú)件預(yù)留孔與楔塊的螺紋孔相連,用套筒扳手?jǐn)Q緊螺栓直到第一個(gè)螺帽自行斷落。