User manual for the SmartGen ATA821 Bus Tie Adaptor, detailing performance, specifications, wiring, and installation.
The ATA821 Bus Tie Adaptor connects the HAT821 dual‑power bus‑tie ATS controller to smart breakers, reducing field wiring and saving labor. It integrates two 400 V/50 Hz/10 A air‑breaker circuits and can be fixed with four screws.
The manual provides an overview, performance characteristics, detailed specifications, panel and connector illustrations, application diagram, optional accessories, and case dimensions to assist installers and users.