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DC Load

Rigol DL3021A

Precision You Can Trust
NABL-Accredited Calibration | Available on Request
Rs. 84783.00

The Rigol DL3021 is a versatile programmable DC electronic load designed for testing power systems and batteries, with maximum ratings of 150V, 40A, and 200W. It offers a range of interfaces including USB Host, USB Device, RS232, and an optional LAN interface. This model comes with a NABL Calibration Certificate and a 3-year warranty for enhanced reliability..

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  • Detail
  • Special Features
  • Specification

✨ Why It Helps (Cause → Effect)

  • Big voltage/current headroom → one load covers many DUTs → fewer gear swaps.

  • Clear UI + charts → quick setup → real-time insight while you tweak.

  • Static + transient + advanced apps → pick the mode → get the data you actually need.

⚡ High-Speed Dynamics

  • Fast switching up to 30 kHz → mimic real workloads → expose droop and overshoot.

  • Transient two-level tests (15/30 kHz) → check stability and response → tighten control loops.

  • Adjustable slew (0.001 A/µs → 5 A/µs) → gentle ramps or sharp steps → protect sensitive DUTs yet stress hard when needed.

📃 List Operation (Steps → Results)

  • Build sequences → set value, dwell, slew (CC mode) → reproduce complex field patterns.

  • Run once or loop → same profile every time → repeatable, defensible data.

📉 Waveform Display (See → Fix)

  • Watch current/voltage/power live → pause, zoom, capture → catch glitches, confirm fixes fast.

  • On-screen trends → less guesswork → better tuning in minutes.

🌐 Remote & Integration

  • USB, RS-232, optional LAN → SCPI control → script runs, log results, slot into ATE.

  • Plays nice in R&D and on the line → same commands, same outcomes.

🧪 Typical Uses (Task → Payoff)

  • Power supply QA → dynamic hits → verify regulation and transient response.

  • Battery testing → stepped profiles → honest capacity and internal resistance clues.

  • Automotive/energy storage modules → real load emulation → fewer surprises in the field.

⚡ Fast Load Switching (Up to 30 kHz)
Rapid load flips → up to 30 kHz → stress power supplies and batteries like real life.

🔁 Transient Test Function (15 / 30 kHz)
Two levels, one test → switch fast at 15/30 kHz → check voltage stability and response time.

🎚️ Adjustable Current Rising Speed
Set slew from 0.001 A/µs to 5 A/µs → gentle ramps or sharp steps → precise control for sensitive DUTs.

📃 Comprehensive List Operation
Build step sequences → set value, dwell time, slew (CC mode) → automate complex R&D and line tests.

📉 Dynamic Waveform Display
Watch curves live → pause, zoom, capture → see behavior, tune conditions, confirm fixes.

💾 File Storage & Recall
Save setups and results → internal or USB → reload in seconds, cut repeat setup time.

CC Mode (Constant Current)

  • Range: 0 ~ 4 A or 0 ~ 40 A

  • Resolution: 1 mA

  • Accuracy: ±(0.05% + 0.05% Full Scale)

  • Temperature Coefficient: 100 ppm/°C

CV Mode (Constant Voltage)

  • Range: 0 ~ 15 V or 0 ~ 150 V

  • Resolution: 1 mV or 5 mV

  • Accuracy: ±(0.05% + 0.02% Full Scale)

  • Temperature Coefficient: 50 ppm/°C

CR Mode (Constant Resistance)

  • Range: 0.08 Ω ~ 15 Ω (0.0667 S ~ 12.5 S) or 2 Ω ~ 15 kΩ (0.0000667 S ~ 0.5 S)

  • Resolution: 2 mA/Vsense

  • Accuracy: Vin / Rset * (0.2%) + 0.2% IFull Scale

CP Mode (Constant Power)

  • Range: 0 ~ 200 W

  • Resolution: 100 mW