The Sorensen DCR300-16T is a 5 kW programmable DC power supply engineered for high-power burn-in testing and research applications. It delivers 0–300 Vdc at 0–16 Adc with automatic crossover between constant voltage and constant current modes. Precision regulation, remote sense capability, and extensive protective circuitry make this unit suitable for demanding laboratory and production environments requiring stable, adjustable DC output.
Technical Specifications
DC Output
• Voltage Range: 0–300 Vdc
• Current Range: 0–16 Adc
• Maximum Output Power: 5 kW
• Voltage Regulation (Line & Load Combined): Typically 0.1% of voltage setting
• Current Regulation (Line & Load Combined): Typically 0.1% of current setting
• Voltage Stability: Typically 0.1% E₀ max. over 8 hours (after 30-minute warm-up at fixed line, load, and temperature)
• Current Stability: Typically 0.2% I₀ max. over 8 hours (after 30-minute warm-up at fixed line, load, and temperature)
• Voltage Temperature Coefficient: Typically 0.02%/°C of E₀ max.
• Current Temperature Coefficient: Typically 0.04%/°C of I₀ max.
• Transient Response: Typically 40 ms to ±1% band for 50–100% step load changes
• Voltage Programming: 100 mV per 1% of rated output (0–10 V for 0–100% rated output)
• Current Programming: 100 mV per 1% of rated output (0–10 V for 0–100% rated output)
• Resistive Voltage Programming: 1000 Ω per 1% of rated output (0–10 kΩ for 0–100% rated output)
• Resistive Current Programming: 100 Ω per 1% of rated output (0–1600 Ω for 0–100% rated output)
• Remote Sense: 5% of E₀ max. or 3 V drop maximum per load lead (whichever is smaller)
Input Power
• Voltage: 208 Vac ±10%, three-phase
• Frequency: 60 Hz standard; 50 Hz optional
General Specifications
• Cooling: Forced air
• Operating Modes: Constant voltage and constant current with automatic crossover
• Protection: Overvoltage shutdown, phase loss detection, thermal shutdown
– Key Features
• Digital meters for voltage and current monitoring
• Full remote control and monitoring interface
• Precise load and line regulation at 0.1%
• Adjustable overvoltage protection
– Typical Applications
• High-power burn-in testing
• Accelerated life testing
• Component and subsystem evaluation
• Research and development requiring stable DC excitation
