The Chroma 61504 is a high-performance programmable AC/DC power source capable of delivering up to 2000 VA of AC power and 1000 W of DC power. Featuring advanced power line disturbance (PLD) simulation, harmonic synthesis, and high-accuracy measurements, it is widely utilized for R&D, production testing, and QA validation of electronic products.
Specifications
General
| Parameter | Value |
|---|---|
| Interfaces | GPIB, RS-232, Analog Programming (APG) |
| Display | Graphic LCD Display |
Physical
| Parameter | Value |
|---|---|
| Power Supply | 90 to 250 V AC, single-phase, 47 to 63 Hz |
| Operating Temperature | 0 to 40 °C |
| Dimensions (W×H×D) | 425 x 177.4 x 567 mm |
| Weight | 30 kg |
AC Output Specifications
| Parameter | Value |
|---|---|
| Maximum AC Power Rating | 2000 VA |
| Output Phase Configuration | Single-Phase (1φ) |
| AC Voltage Ranges | 150 V / 300 V / Auto |
| AC Voltage Resolution | 0.1 V |
| AC Voltage Accuracy | ±(0.2% of reading + 0.2% of range) |
| Maximum RMS Current (Low Range) | 16 A (at 150 V range) |
| Maximum RMS Current (High Range) | 8 A (at 300 V range) |
| Maximum Peak Current (Low Range) | 96 A |
| Maximum Peak Current (High Range) | 48 A |
| Frequency Range | DC, 15 Hz to 1000 Hz |
| Frequency Resolution | 0.01 Hz (15 to 99.99 Hz), 0.1 Hz (100.0 to 999.9 Hz) |
| Frequency Accuracy | ±0.1% |
| Total Harmonic Distortion (THD) | < 0.3% (at 50/60 Hz, resistive load), < 0.5% (at 15 to 400 Hz) |
| Phase Angle Range | 0 to 360° |
| Phase Angle Resolution | 0.1° |
| Voltage Line Regulation | 0.1% |
| Voltage Load Regulation | 0.2% |
DC Output Specifications
| Parameter | Value |
|---|---|
| Maximum DC Power Rating | 1000 W |
| DC Voltage Ranges | 212 V / 424 V |
| DC Voltage Resolution | 0.1 V |
| Maximum DC Current (Low Range) | 8 A (at 212 V range) |
| Maximum DC Current (High Range) | 4 A (at 424 V range) |
| DC Voltage Line Regulation | 0.1% |
| DC Voltage Load Regulation | 0.2% |
Measurement & Readback
| Parameter | Value |
|---|---|
| Voltage Measurement Range (RMS) | 0 - 150 V / 0 - 300 V |
| Voltage Measurement Accuracy (RMS) | ±(0.1% of reading + 0.1% of range) |
| Active Power (W) Measurement Accuracy | ±(0.4% of reading + 0.4% of range) |
| Measurement Parameters | Voltage (RMS, Peak, DC), Current (RMS, Peak, DC), Active Power, Apparent Power, Reactive Power, Power Factor, Crest Factor |
| Harmonic Analysis Capabilities | Voltage and current harmonic measurement up to 50th order |
Transient & Waveform Generation
| Parameter | Value |
|---|---|
| Output Waveform Types | Sine, Square, Clipped Sine, Arbitrary |
| Harmonic Synthesis & Inter-Harmonics | Synthesizes up to 40 orders of harmonic components |
| List/Step/Pulse Mode Programming Parameters | Simulates power line disturbance (PLD) transients such as sags, swells, dropouts, and spikes |
Protection Features
| Parameter | Value |
|---|---|
| Overvoltage Protection (OVP) Range | Programmable, limits maximum output voltage |
| Overcurrent Protection (OCP) Range | Programmable, limits maximum output current |
| Overpower Protection (OPP) Range | Programmable, limits maximum output power |
| Overtemperature Protection (OTP) | Standard shutdown on critical temperature |
| Remote Sense Maximum Cable Drop | 5 V |
Input Power Requirements
| Parameter | Value |
|---|---|
| Input Phase Configuration | Single-Phase (1φ) |
| Input Voltage Range | 190 V to 250 V AC |
| Input Frequency Range | 47 Hz to 63 Hz |
Physical & Environmental Specifications
| Parameter | Value |
|---|---|
| Rack Height Units (U) | 4 U |
| Storage Temperature Range | -40 to 85 °C |
Compliance & Certifications
| Parameter | Value |
|---|---|
| CE Mark Compliance | Compliant |
Output
| Parameter | Value |
|---|---|
| Crest Factor | 6 |
| Output Voltage Distortion (15Hz - 100Hz) | < 0.5% |
| Output Voltage Distortion (100Hz - 500Hz) | < 1% |
| Output Voltage Distortion (500Hz - 1000Hz) | < 2% |
Performance
| Parameter | Value |
|---|---|
| Output Voltage Temperature Coefficient | 0.02% of F.S. per °C |
| Transient Response Time | < 150 µs (for a 100% load step) |
| Efficiency | 75% typical |
Programming Accuracy
| Parameter | Value |
|---|---|
| Programming Voltage Accuracy (AC) | 0.15% of setting + 0.15% of F.S. |
| Programming Voltage Accuracy (DC) | 0.15% of setting + 0.15% of F.S. |
| Programming Frequency Accuracy | 0.1% |
Measurement
| Parameter | Value |
|---|---|
| Measurement Current Accuracy (RMS) | 0.2% of reading + 0.2% of F.S. |
| Measurement Power Accuracy (W) | 0.3% of reading + 0.3% of F.S. |
| Current RMS Measurement Ranges | 0 - 2 A / 0 - 16 A |
| Current RMS Measurement Resolution | 1 mA (on 2A range) / 10 mA (on 16A range) |
| Power Measurement Resolution | 0.1 W (for < 1500 W) / 1 W (for ≥ 1500 W) |
Input Power
| Parameter | Value |
|---|---|
| Maximum Input Power | 3200 VA |
Programming Specifications
| Parameter | Value |
|---|---|
| List Mode Maximum Steps | 100 |
| Step Mode Maximum Steps | 100 |
| List Mode Time Setting Resolution | 0.1 ms |
Measurement Specifications
| Parameter | Value |
|---|---|
| Peak Current Measurement Accuracy (15Hz - 100Hz) | 0.4% of reading + 0.4% of F.S. |
| Peak Current Measurement Accuracy (100Hz - 1kHz) | 0.8% of reading + 0.8% of F.S. |
| Power Factor Measurement Range | 0.000 to 1.000 |
| Crest Factor Measurement Range | 1.00 to 5.00 |
| Harmonic Voltage Measurement Range | 1st to 50th order |
| Harmonic Current Measurement Range | 1st to 50th order |
Synthesized Waveforms
| Parameter | Value |
|---|---|
| Arbitrary Waveform Memory Depth | 1024 points |
| Inter-Harmonic Frequency Range | 0.01 Hz to 2400 Hz |
Analog Programming Interface
| Parameter | Value |
|---|---|
| Analog Programming Input Range | 0 to 5 V (external AC or DC signal) |
| Analog Programming Input Impedance | 10 kΩ |
Safety & Isolation
| Parameter | Value |
|---|---|
| Isolation Resistance (Output to Chassis) | 10 MΩ (at 500 VDC) |
Technology
Switching AC Power Source
Applications
Power Supply, Grid Simulation, and Harmonic Immunity Testing