Delta - VFD/VE inverter error OCA/OCD and solution

Both listed error codes OCA and OCD are representing the scenario of over-current on the stage of acceleration or deceleration respectively. The causes of these errors could possibly be attributed to either too-heavy tool or unbalanced bits.

First all, to correct the abnormity of tool or using a proper tool is a must. The following procedure of increasing ACC/DEC time should smoothe the curve of spindle startup and shut-down to avoid the mentioned error been tripped.