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6843A

Keysight Technologies (Agilent HP)Agilent HP

The Keysight Agilent HP 6843A is a high-performance, single-phase programmable AC Power Source and Analyzer. Designed for rigorous testing, it combines the capabilities of a power amplifier, AC calibrator, and harmonic analyzer in a single cabinet. It is widely used for mains simulation, power compliance testing, and harmonic and flicker analysis.

Power ElectronicsPower MeasurementPower QualityProgrammable Power Supply

Specifications

General

ParameterValue
InterfacesGPIB (IEEE-488), RS-232
DisplayVacuum Fluorescent Display (VFD)

Physical

ParameterValue
Power Supply200 V / 208 V / 230 V / 400 V AC (3-phase, configuration dependent), 47 to 63 Hz
Operating Temperature0 to 40 °C
Dimensions (W×H×D)426 mm × 222 mm × 641 mm
Weight63 kg

AC Output Ratings

ParameterValue
Number of Phases1 (Single-Phase)
Maximum AC Output Power4800 VA
AC Voltage Ranges0 to 135 Vrms / 0 to 270 Vrms
Maximum AC RMS Current (135 V Range)36 A
Maximum AC RMS Current (270 V Range)18 A
Maximum AC Peak Current (135 V Range)180 A
Maximum AC Peak Current (270 V Range)90 A
Output Frequency Range45 Hz to 1000 Hz

Output Accuracy & Resolution

ParameterValue
AC Voltage Programming Accuracy±(0.15% of output + 0.3 V) for 135 V range, ±(0.15% of output + 0.6 V) for 270 V range
Frequency Programming Accuracy±0.01%
Frequency Programming Resolution10 mHz (45 to 100 Hz), 100 mHz (100 to 1000 Hz)
AC Voltage Programming Resolution125 mV (135 V range) / 250 mV (270 V range)

DC Output Ratings

ParameterValue
Maximum DC Output Power3200 W
DC Voltage Ranges0 to 190 VDC / 0 to 380 VDC

Measurement Capabilities

ParameterValue
RMS Voltage Measurement Ranges0 to 135 Vrms / 0 to 270 Vrms
RMS Current Measurement Ranges4 A / 40 A
Measurement FunctionsVoltage (RMS, DC, AC, Peak), Current (RMS, DC, AC, Peak), Power (Active, Reactive, Apparent), Power Factor, Crest Factor, Frequency, Harmonic Analysis
Harmonic Measurement Range1st to 50th harmonic
Harmonic Fundamental Frequency Range45 Hz to 75 Hz

Output Distortion

ParameterValue
Total Harmonic Distortion (THD) of Output< 1% (45 Hz to 400 Hz)

Output Capabilities

ParameterValue
Waveform Generation ModesSine, Square, User-defined (Arbitrary)
Start Phase Programming Range0 to 360 degrees

Remote Sensing

ParameterValue
Remote Sense Line Drop CompensationUp to 2 V per load lead

System Connectivity & Control

ParameterValue
Command SetSCPI (Standard Commands for Programmable Instruments)

Protection Features

ParameterValue
Over-Voltage Protection (OVP)Programmable AC and DC limits
Over-Current Protection (OCP)Programmable AC and DC limits
Over-Temperature Protection (OTP)Automatic shutdown with error reporting

DC Output Specifications

ParameterValue
DC Voltage Programming Accuracy0.1% + 0.5 V (135 V range) / 0.1% + 1.0 V (270 V range)
DC Voltage Programming Resolution125 mV (135 V range) / 250 mV (270 V range)

Inputs & Outputs

ParameterValue
External Analog Input BandwidthDC to 5 kHz
External Analog Input Voltage Range-10 V to +10 V

Environmental

ParameterValue
Storage Temperature-40 °C to +75 °C

AC Input

ParameterValue
AC Input Phase3-phase
AC Input Frequency Range47 Hz - 63 Hz
AC Input Voltage Options174 - 220 Vac (Option 200) / 191 - 242 Vac (Option 208) / 207 - 254 Vac (Option 230) / 360 - 440 Vac (Option 400) / 414 - 508 Vac (Option 460)
Maximum Input Power7500 VA

DC Output

ParameterValue
Maximum DC Output Current (135 V Range)26 A
Maximum DC Output Current (270 V Range)13 A

Performance

ParameterValue
AC Voltage Line Regulation0.1 V
AC Voltage Load Regulation0.5 V
DC Voltage Line Regulation0.1 V
DC Voltage Load Regulation0.5 V
Transient Generation ModesStep, Pulse, List

Measurements

ParameterValue
Active Power Measurement Range0 - 4800 W
Apparent Power Measurement Range0 - 4800 VA
Power Factor Measurement Range0.00 - 1.00

Technology

Linear/Switching hybrid AC Source with DSP-based Analyzer

Applications

AC power simulation, harmonic testing, avionics power testing, and flicker analysis