Description

Brief Product Description

The GE DS2020DACAG2 is a high-reliability AC/DC converter designed for the EX2100 excitation control system, providing a stable 125VDC output for core controller modules. This 1000W power supply features backward compatibility with the G1 revision and supports parallel configurations for increased system redundancy.

Product Description

Essential Power Conversion for Excitation Systems

The General Electric DS2020DACAG2 serves as a foundational power component within the EX2100 Excitation Control series. This module effectively transforms AC input into a regulated 125 VDC output, establishing the primary DC bus required for downstream components. By feeding critical hardware such as gate pulse amplifier boards and various controller modules, the DS2020DACAG2 ensures that the excitation system maintains steady-state operation. Furthermore, integrated LED indicators on connected outputs—including the EPDM and EGPA—provide immediate visual verification that the power distribution remains within operational parameters.

Voltage Regulation and Grounding Logic

Precision engineering allows the DS2020DACAG2 module to maintain a centered ground configuration. Under normal operating conditions with coupled diodes, the device displays grounded voltages of approximately +62.5 and -62.5 volts. This balanced electrical state minimizes common-mode noise and enhances the longevity of the sensitive digital logic it supports. Additionally, the unit accommodates dual-input flexibility, accepting either 115 VAC or 230 VAC sources. When application requirements demand higher current, technicians can parallel two DACA modules; however, they must utilize the same AC supply to ensure synchronized input voltages and balanced load sharing.

Durability and System Integration

Built for long-term industrial deployment, the GE DS2020DACAG2 boasts an extraordinary life expectancy of 100 years when maintained at an ambient temperature of 68 °F ($20$°C). The module utilizes free convection cooling to manage thermal dissipation across a broad temperature range, from -22 to +140 °F. Because the G2 version remains fully backward compatible with the DS2020DACAG1, it provides a seamless upgrade path for aging Mark V systems. For proper installation, engineers should interface the module with the IS2020JPDF using the designated wire harness to ensure secure AC delivery and system-wide ground integrity.

Technical Specifications