HAT833 Series Three Power ATS Controller User Manual Page 6 of 56
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OVERVIEW
HAT833 Series Three Power ATS Controller
is intelligent tri-supply module with configurable
function, automatic measurement, LCD display, and digital communication.
It combines digitization,
intelligence and networking. Automatic measurement and control can reduce incorrect operation,
which is an ideal option for ATS.
The powerful microprocessor contained within the unit allows for precision voltage (3-way
3-phase) measuring and make accurate judgment and the corresponding volt free digital output port
will active when there is over/under voltage, over/under frequency, loss of phase, phase sequence
wrong and other abnormal condition occurs. It has compact structure, advanced circuits, simple
wiring and high reliability, and can be widely used in electrical automatic control system of electric
power, telecommunications, petroleum, coal, metallurgy, railways, municipal administration,
intelligent building, etc.