The Sorensen (Ametek) DHP 80-25 is a high-power, programmable DC power supply featuring a unique modular design with an output rating of 80V and 25A. Offering up to 2000W of precision power, this 3U rackmount unit is designed for versatile laboratory and industrial testing. It features comprehensive diagnostic displays, robust protection mechanisms (including overvoltage, overcurrent, and over-temperature), and versatile interface options such as standard RS-232 and optional GPIB.
Specifications
General
| Parameter | Value |
|---|---|
| Interfaces | RS-232 (standard), GPIB / IEEE-488 (optional) |
| Display | Digital display showing output power, voltage, current, set points, AC input voltage, air inlet temperature, sequence settings, and diagnostics |
Physical
| Parameter | Value |
|---|---|
| Power Supply | 190 - 250 VAC, 47 - 63 Hz |
| Operating Temperature | 0 to 50 °C |
| Dimensions (W×H×D) | 483 mm × 133 mm × 457 mm |
Output Specifications
| Parameter | Value |
|---|---|
| Rated Output Voltage Range | 0 - 80 VDC |
| Rated Output Current Range | 0 - 25 A |
| Maximum Output Power | 2000 W |
Protection and Diagnostics
| Parameter | Value |
|---|---|
| Over Voltage Protection (OVP) | Yes |
| Over Current Protection (OCP) | Yes |
| Over Temperature Protection (OTP) | Yes |
| Surge Limit Protection | Yes |
| Soft Start Protection | Yes |
| Brown Out Protection | Yes |
| Short Circuit Protection | Yes |
| Diagnostics Fault Status Summary | Yes (via display) |
Control and Interface
| Parameter | Value |
|---|---|
| Power-Off Memory | Restores supply settings via LAST SET button after input power is enabled |
| External Shutdown | Output inhibit via external shutdown control |
| Front Panel Lockout | Disables front panel controls during remote operation |
| Front Panel Controls | Up/down arrows for controlling voltage, current, and step changes |
| Remote Operation Setup | Configurable via display menu |
Display and Monitoring
| Parameter | Value |
|---|---|
| Output Power Display | Displays real-time and highest output power |
| Output Voltage Display | Displays present and highest output voltage, set points, and limits |
| Output Current Display | Displays present and highest output current, set points, and limits |
| AC Input Voltage Monitoring | Displays present and highest AC input voltage |
| Air Inlet Temperature Monitoring | Displays present and highest air inlet temperature |
| Sequence Settings Display | Displays power and auto-step sequence settings |
| Calibration Setup Display | Displays calibration setup configurations |
Physical Characteristics
| Parameter | Value |
|---|---|
| Form Factor | Rackmount |
| Chassis Height (U-Size) | 3U |
Performance
| Parameter | Value |
|---|---|
| Voltage Line Regulation | 0.1% of max output |
| Voltage Load Regulation | 0.1% of max output |
| Current Line Regulation | 0.1% of max output |
| Current Load Regulation | 0.1% of max output |
| Remote Sense Compensation | Up to 5 V total line drop |
Programming & Readback
| Parameter | Value |
|---|---|
| Voltage Programming Accuracy | ±0.5% of full scale |
| Current Programming Accuracy | ±0.5% of full scale |
Environmental
| Parameter | Value |
|---|---|
| Cooling | Forced-air cooling with front/side intake and rear exhaust |
| Operating Humidity | Up to 90% RH, non-condensing |
| Storage Temperature Range | -40 °C to +85 °C |
Compliance
| Parameter | Value |
|---|---|
| Regulatory Approvals | CE, CSA |
Technology
Switch-mode DC Power Supply
Applications
High-power DC test and measurement, automated test equipment (ATE), battery simulation, and product burn-in testing