The Keysight AC6903L is a three-phase AC power source delivering 3 kVA of stable, precision power across single-phase and three-phase output configurations. It functions as a multifaceted instrument combining power generation, measurement, and analysis capabilities—operating as a power analyzer, harmonic analyzer, and waveform generator in a single platform.
– Technical Specifications
Output Power & Voltage
• Power capacity: 3 kVA
• AC voltage output: 1 V to 320 Vrms (two ranges: 1–160 V and 2–320 V)
• DC voltage output: 1.4 VDC to 452 VDC (two ranges: 1.4–226 VDC and 2.8–452 VDC)
• Peak voltage (AC + DC): −455 V to 455 V (high range) or −227.5 V to 227.5 V (low range)
• Maximum RMS current: 30 A / 15 A (single-phase); 10 A / 5 A (single-phase three-wire or three-phase)
• Frequency: Up to 550 Hz
• Output modes: AC, DC, or AC plus DC
• Output configuration: Single-phase, single-phase three-wire, or three-phase four-wire
Input Specifications
• Input power: 100–240 VAC, single-phase, 50/60 Hz (standard) or 180–235 VAC, three-phase, 50/60 Hz (optional)
Performance
• Frequency accuracy: ±0.002 kHz at 1 kHz (example at 30°C)
• Phase angle accuracy: ±0.5° at 60 Hz; ±0.8° at 400 Hz
– Key Features
• Real-time measurement of AC, DC, and combined AC + DC voltage and current
• Peak voltage and current detection
• Power metrics: real, apparent, reactive power; power factor and crest factor
• Harmonic analysis up to the 50th harmonic with amplitude and phase information
• Total Harmonic Distortion (THD) measurement
• Built-in power line disturbance, sequencing, and harmonic analysis tests
• Waveform generation capability
• Over/undervoltage, current, overpower, and overtemperature protection
• Output inhibit function and disconnect relays
• Programmable soft start/stop
• Five-inch LCD color display
– Typical Applications
Power supply testing, harmonic compliance verification, component characterization under variable AC/DC conditions, power quality assessment, and transient response evaluation.
– Compatibility & Integration
LXI-LAN, USB, and optional GPIB interfaces support analog and digital control. Compact footprint: 261.1 mm W × 103.8 mm H × 303.2 mm D (with bumpers).
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