Check E-Bypass Jumpers, Switches And Pots - ABB ACH550 User Manual

E-Bypass Configurations for ACH550 Drives

Check E-Bypass Jumpers, Switches and Pots

The settings described in this section are factory set and, for most situations, do not
require adjustment. However, it is a good practice to review these settings to confirm
that they are appropriate for the configuration installed.
Adjustment Locations
The figure below shows the locations of the jumpers, DIP switch and potentiometers
on the E-Bypass control board. The functions and settings of these items are
explained in the following paragraphs.
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DIP Switch Settings
The DIP switch is used to configure the bypass overload protection, select the
Mode / Override relay's function and enable the automatic bypass feature. Match the
DIP Switch Codes to your drive model using the following tables, as appropriate.
Jumper J3
External
Internal
115 VAC
24 VDC
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I/O
I/O
19
Installation