Chroma 61612 Programmable AC Source

Overview

The Chroma 61612 is an 18kVA high-power programmable AC source utilizing advanced PWM technology for maximum power density. It supports both single and three-phase output configurations and is engineered for demanding applications requiring accurate AC line simulation, including commercial equipment, power electronics, avionics, military systems, and regulatory testing. The unit integrates a built-in 16-bit measurement circuit for real-time analysis of voltage, current, power, harmonics, and transient phenomena.

Key Features

• Power rating: 18kVA (6kVA per phase) with independent phase control
• Output voltage: 0-150V / 0-300V
• Frequency range: DC to 1.5kHz
• Maximum output current: 144A single-phase, 48A per phase (three-phase)
• Pure sine waveform with typical distortion less than 0.3% at 50/60Hz
• Integrated 16-bit measurement system measuring RMS voltage, current, true power, VA, VAR, power factor, crest factor, and inrush current
• Programmable slew rate and amplitude control
• Voltage and current limit adjustment
• Phase angle control for transient testing
• LIST, PULSE, STEP simulation modes for PLD testing
• Voltage dips and variation simulation capabilities
• Harmonics and inter-harmonics synthesis
• User-friendly LCD display with intuitive keypad interface
• Standard interfaces: GPIB (IEEE488.2), RS-232, USB, Ethernet
• Parallel operation capability for outputs up to 90kVA

Applications

• Commercial equipment power testing and validation
• Power electronics development and prototype verification
• Avionics system qualification
• Military and defense equipment testing
• Regulatory compliance and certification testing
• Power quality analysis and disturbance simulation
• Inrush current and dynamic response testing