ABB ACH 400 User Manual
Also see for ACH400 Series: Retrofit Guide
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Contents
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ACH 400 with Electronic Bypass User’s Manual 3-1Chapter 3 – Installation InstructionsThis chapter explains how to install the ACH 400 with Electronic Bypass andconnect all power, motor, and control wiring. It also explains the initialinspection procedures.Pre-InstallationPlanningBefore beginning installation, review the installation instructions in thischapter and make sure that the installation requirements can be met. Thefollowing topics should be considered in pre-installation planning:• Environment• Heat Dissipation Requirements• Mounting Area• Wiring RequirementsEnvironment The ACH 400 with Electronic Bypass must be installed in a heated, indoorcontrolled environment that is relatively free of moisture and conductivecontaminants such as condensation, carbon dust, and the like.The maximum ambient temperature allowed is 104°F (40°C) for an ACH 400in the Electronic Bypass enclosure. The rating is based on a variable torqueload with the load current lower than or equal to the continuous maximumload current (I RSQ). |
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