The Keysight 6812B is a versatile 750 VA AC power source and analyzer designed for applications such as power supply testing, UPS testing, avionics ATE, and power factor correction testing. This compact, single-phase instrument combines the capabilities of an AC source, DC source, arbitrary waveform generator, and a sophisticated power analyzer into a single 4U chassis, offering comprehensive power testing and generation functions with SCPI programming interfaces.

Specifications

Physical

ParameterValue
Dimensions (W×H×D)425.5 mm x 132.6 mm x 524.5 mm

Output AC Specifications

ParameterValue
Maximum AC Output Power750 VA
AC Output Voltage Ranges135 Vrms / 270 Vrms
Maximum RMS Current (135 V Range)6.5 A
Maximum RMS Current (270 V Range)3.25 A
Maximum Peak Current (135 V Range)40 A
Maximum Peak Current (270 V Range)20 A
Frequency Range45 Hz to 1 kHz

Output DC Specifications

ParameterValue
Maximum DC Power575 W
DC Voltage Ranges190 V / 380 V
Maximum DC Current (190 V Range)5.0 A
Maximum DC Current (380 V Range)2.5 A

Measurement Capabilities

ParameterValue
Power Factor Measurement Range0.00 to 1.00

Transient Generation

ParameterValue
Transient Types SupportedStep, Pulse, List (arbitrary)
Transient List Max Steps100

System Interfaces and Control

ParameterValue
GPIB InterfaceBuilt-in, IEEE-488.2 compliant
Programming LanguageSCPI (Standard Commands for Programmable Instruments)
Optional Power Analyzer ChannelOption 020 (adds a second independent power analyzer for dual-node measurements)

Output Specifications

ParameterValue
Number of Phases1 (single phase)

Harmonic Measurement

ParameterValue
Maximum Harmonic Order Measured50

Maintenance

ParameterValue
Recommended Calibration Interval1 year

Waveform Generation

ParameterValue
Supported Waveform ShapesSine, Square, Clipped-Sine (CSINE), Arbitrary

Power Input

ParameterValue
Input PhaseSingle phase

Technology

AC Power Source / Power Analyzer

Applications

Power supply testing, UPS testing, avionics ATE, and power factor corrected device testing