20DD125A0ENNANNNA

The 20DD125A0ENNANNNA from Allen-Bradley serves as an adjustable frequency AC drive tailored for demanding environments. It operates efficiently at 480 volts AC across three-phase setups, providing a robust solution for motor control applications. With an input current rating of 125 amps, it is suitable for various industrial uses.

The enclosure is built to IP20 and NEMA Type 1 standards, ensuring basic protection against environmental factors in indoor settings. This model features a blank cover for the human interface, indicating that operator controls will be managed externally or through associated devices. The unit is accompanied by a quick start guide, facilitating straightforward installation.

One notable feature is the adjustable bus undervoltage trip, which allows for customizable safety settings around voltage drops. Additionally, the heat sink thermistor is monitored by a microprocessor, ensuring proactive measures against thermal events that could lead to failure.

Regarding ride-thru performance, this drive can maintain logic control for up to 0.25 seconds when it is inactive. It also supports a brief power ride-thru duration of 15 milliseconds at full load conditions, providing reliable operation during minor power interruptions. Overall, this device is designed to deliver dependable performance in heavy-duty applications.