Basler Electric DECS-200-1L Digital Excitation Controller

Product Overview

The DECS-200-1L by Basler Electric is a sophisticated digital excitation control system engineered for the precise management of synchronous generator voltage. This high-performance regulator provides a stable DC field current for a vast range of generator sizes and industrial power applications. Its universal design supports both single-phase and three-phase AC inputs with an exceptional frequency tolerance ranging from 50 Hz to 400 Hz. The DECS-200-1L is particularly valued for its digital architecture, which enables fine-tuned PID control and integrated protection logic, ensuring reliable generator operation even under volatile transient load conditions.

Technical Specifications

The DECS-200-1L delivers professional-grade regulation and hardware protection for mission-critical power systems.

• Manufacturer: Basler Electric

• Model Number: DECS-200-1L

• Control Architecture: Digital PID Voltage Regulation

• AC Input Voltage: 56–277 VAC (Single-phase or Three-phase)

• Input Frequency Range: 50–400 Hz (Ideal for PMG and high-speed turbines)

• Continuous DC Output: 15 A

• Forcing DC Output: 20 A (Short-term forcing current)

• Selectable DC Output Voltages: 32 VDC, 63 VDC, or 125 VDC

• Regulation Accuracy: ±0.25% of voltage setpoint

• Internal Control Power: 24/48 VDC (30 W consumption)

• Protection Functions:

• Overexcitation Limiting (OEL)

• Underexcitation Limiting (UEL)

• Under-frequency (V/Hz) regulation

• Loss of Sensing Protection

• Net Weight: 5.9 kg (13.0 lbs)

• Environmental: Ruggedized for industrial and marine deployments