H7-15-4GA1、H7-11-4GA1变频器驱动板可以互换,完全一样,如果运行抖动,跳故障代码ER9,都是驱动板问题,我们专修这个,H7-15-4GA1、H7-11-4GA1,EP4147B-C,H7-22-4GA1 H7-18.5-4GA1 4GA7,ER9 HELG7F-4V8-8/11/15 HELG7-4V7 4V9-11 HELG7F-4V9-8/11/15 4V7 AR2 DCF OH1 H7F-11.0-4GA7 H7F-8.0-4GA7
(广州日立电梯变频器维修李春发13302251238)
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