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38kW Bi-Directional DC Power Supply

The OZPCS-RS40-PS is a bidirectional, digitally-controlled DC power supply. The bidirectional capability of the supply allows it to both source and sink current, regardless of the operating mode. The transition between sourcing and sinking is seamless and requires no user configuration or control.


Key Features

  • Wide AC voltage 50/60Hz operating range
  • Compact 2.5U 19” rack mount
  • Front side interface for easy cable routing
  • Parallelable for high power applications
  • Voltage, current and power control modes
  • >0.99% power factor
  • Transformerless design
  • Modbus RS-485 config & control interface
  • Software configurable protection features
  • Variable speed forced air cooling

Typical Applications

  • Single-phase AC switch
  • Single-phase rectifiers
  • Independent AC switches
  • 3 phase AC switch
  • 6 pulse rectifier
  • 4 quadrant rectifiers
Power StudioTM

Power Studio is a Windows-based GUI that can be used to easily configure and control the OZIP motor drive. 


DC Interface

Operating Voltage Range

0 – 820 V

Max DC Current

+/- 75A

Max DC Power


Control Modes

Voltage | Current | Power

AC Interface

AC Line Voltage


AC Line Frequency


Rated AC Current


Power Factor

-1 to +1

Current Harmonics (TDD)

<5% IEEE 519

Current Harmonics (TDD), rated current


CEC Efficiency


Peak Efficiency


Environmental Ratings

Operating Temperature

-5°C to 40°C

Storage Temperature

-20°C to 60°C

Pollution Degree

2 (IEC 1010-1)

Max Elevation

1,000m No Derating 1,000m - 3,000m Derated

Mechanical Specifications


2.5U, 19” rack mount


97 Lbs


Forced Air

Ingress Protection


User Interface

Isolated Communication Link


Isolated Digital Inputs

Emergency shutoff | Bias enable

Isolated Digital Outputs

2 User configurable

Questions about the OZPCS-RS40-PS?

Firmware: Power Studio

Power StudioTM is a Windows-based GUI that can be used to easily configure and control the OZIP Motor Drive. The tool communicates with the inverter over the CAN or RS-485 serial port and provides a simple, intuitive user interface. Features include:

  • Simple tabbed interface
  • Dashboard
  • Configuration
  • Instrumentation
  • Dashboard for control and monitoring
  • Inverter configuration
  • Edit configurations
  • Download/upload configurations
  • Archive multiple configuration files
  • Firmware update utility