The Sorensen DLM300-10E is a 3 kW programmable DC power supply delivering 0–300 VDC at 0–10 ADC for precision testing, manufacturing, and research applications. Housed in a compact 2U (3.5-inch) chassis, it supports both benchtop and rackmount configurations with high power density and continuously variable output control.
Technical Specifications
Output Power and Range
• Output voltage: 0–300 VDC
• Output current: 0–10 ADC
• Maximum power: 3000 W
• Output noise: 10 mV RMS typical
Performance and Stability
• Voltage stability: ±0.05% of maximum over 8 hours (post warm-up)
• Current stability: ±0.05% of maximum over 8 hours (post warm-up)
• Transient recovery: 1% of steady-state voltage within 1 ms for 100%–70% or 70%–100% load steps
• Voltage temperature coefficient: 0.02%/°C
• Current temperature coefficient: 0.03%/°C
• Remote sense line drop tolerance: 5 V maximum
Power Input
• 200/230 VAC single phase or 200/208 VAC three phase
• Power factor correction: ≥0.98 (1-phase, 3 kW models)
Protection and Operating Environment
• Programmable overvoltage protection (OVP): 5–110% of full scale, resettable
• Automatic overtemperature shutdown with reset
• Operating temperature: Below 40°C
• Remote sense misconnection protection
– Key Features
• Dual 3½-digit LED displays for voltage, current, and OVP setpoints
• Front panel enable/standby and local/remote switches
• Constant voltage and constant current mode indicators
• Operational status LEDs: power, shutdown, overtemperature, overvoltage, CV/CC modes
• Programmable analog control via 0–5 VDC, 0–10 VDC, or 0–5 kΩ inputs
• Remote monitoring with selectable 0–5 VDC or 0–10 VDC output
• Optional IEEE-488.2 and RS-232 interfaces
• Optional optically isolated analog programming
– Typical Applications
Component testing, power circuit validation, battery charging systems, research laboratories, manufacturing test stations.
– Compatibility & Integration
Supports analog remote programming, optional GPIB/RS-232 control, and flexible input signal conditioning for system integration.
