The Sorensen DCS80-37E is a 3 kW programmable DC power supply designed for laboratory, research, and industrial test applications. It delivers 80 VDC at 37 A with exceptional output regulation and fast transient response, making it suitable for manufacturing test, component burn-in, avionics testing, telecommunications, and process control. The unit combines high power density with low noise operation and precise voltage/current control via front-panel potentiometers or remote programming interfaces.
Technical Specifications
• Output Power: 3000 W
• Maximum Voltage: 80 VDC
• Maximum Current: 37 A
• Input Voltage: 190–250 VAC (three phase); 200–250 VAC (single phase, 2.5 kW max); 200–250 VAC / 100–132 VAC (selectable)
• Input Frequency: 47–63 Hz
• Line Regulation: 0.1%
• Load Regulation: 0.1%
• Voltage Resolution: 0.02%
• Output Ripple (RMS): 440 mV typical
• Line and Load Stability: 0.05% of maximum voltage/current over 8 hours (post 30-minute warm-up)
• Transient Response: Recovers within 1 ms to 1% of steady-state for 70–100% / 100–70% load changes
• Operating Temperature: 0°C to 50°C
• Storage Temperature: −55°C to 85°C
• Humidity: 0–80% RH (non-condensing)
– Key Features
• Constant voltage and constant current modes
• Remote sense capability for accurate load voltage delivery (max 4 V drop per line, 1 V/line for 3 kW models)
• Adjustable crowbar overvoltage protection (5–110% of rated output)
• TTL or AC/DC remote start/stop with interlock support
• 10-turn potentiometers for precise voltage and current adjustment
• LED status indicators for overtemperature, remote programming, shutdown, and OVP
• Maximum voltage differential from output to safety ground: 150 VDC
– Typical Applications
Manufacturing test environments, component burn-in procedures, avionics systems testing, telecommunications equipment validation, and industrial process control.
– Compatibility & Integration
Supports TTL-compatible remote inputs and 12–250 VAC (12–130 VDC) signaling for remote start/stop functions. Single or three-phase input configurations available depending on site power availability.
