振動試驗(yan)臺對電源有哪些要求(qiu)?
高天振動試驗臺的(de)電源要求:
1、要求提供的(de)(de)電(dian)(dian)(dian)(dian)源(yuan)電(dian)(dian)(dian)(dian)壓(ya)與振動(dong)試(shi)驗臺銘牌上(shang)標注的(de)(de)電(dian)(dian)(dian)(dian)壓(ya)相同。電(dian)(dian)(dian)(dian)源(yuan)要求為(wei)(wei)50/60Hz,220V單(dan)相交流電(dian)(dian)(dian)(dian),額定(ding)電(dian)(dian)(dian)(dian)流7A以上(shang)。(5000Hz除外,電(dian)(dian)(dian)(dian)源(yuan)為(wei)(wei)380V)。
2、電源精度(du):±20%。
3、振(zhen)動試驗(yan)臺的電源(yuan)要求有良好接地(di)回路(lu)。
4、要求提供的(de)電源插座(zuo)接觸良好。
5、振動(dong)試驗臺不(bu)能共用(yong)插(cha)座。
6、運(yun)行過程中電源插(cha)頭不得隨意拔插(cha)。