The 531X139APMARM7 is an ISO Micro Application Card developed by General Electric. It is a part of 531X system.

Before beginning to install the board into the drive, go over all of the installation parameters that have been provided. When these

guidelines are followed, the risk of device damage or defect is reduced.

Inspection Procedure:Verify that all incoming wiring, including CT and PT polarities, matches the basic drawings included with the exciter.

Ensure that the incoming wiring follows proper wiring practices.

Inspect all electrical terminal connections for tightness.

Ensure that no wiring was damaged or frayed during the installation process. If necessary, replace.

Storage Precautions:Keep the equipment clean and dry, protected from precipitation and flooding, by placing it under adequate cover.

Only use breathable (canvas) covering material. Avoid using plastic. Unpack and label the equipment as described in the following section. Keep the following conditions in the storage enclosure:

Temperature limits for ambient storage range from -4 °F (-20 °C) to 131 °F (55 °C).

Free of dust and corrosive elements such as salt spray or chemically and electrically conductive contaminants in the surrounding air.

A relative humidity range of 5 to 95%, with provisions for condensation prevention.