、型號定義Model definition
例:GFDD470-155
表示單相220V;風機名譽總長470mm;風輪直徑為Φ155mm的頂吹式干式變壓器用橫流式冷卻風機。
For example:GFDD470-155
Representing single-phase 220V top blowing type cross cooling blower for dry transformer with the total length of blower of470mm and the diameter of wheel ofΦ155mm