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D1000 Series

Product catalog summary

Product Introduction
The D1000 Series Energy Recycling DC Electronic Load is a power conversion device utilizing power frequency isolation and IGBT two-stage conversion architecture. It is designed for high accuracy, dynamic response, reliability, and energy recovery across the full power range. It is applicable in various industries including electric vehicle batteries, power supplies, automotive electronics, aerospace, and fuel cells.

Product Advantages

Static Load Modes: CV (Constant Voltage), CR (Constant Resistance), CC (Constant Current), CP (Constant Power)
Dynamic Load Mode with Adjustable Voltage/Current Slew Rate
Wide voltage and current range with high accuracy and resolution
High dynamic response and multi-filtering solutions for low ripple
High conversion efficiency up to 94%
Comprehensive safety protection including OCP (Over Current Protection) and OTP (Over Temperature Protection)
Standard communication interfaces: RS485, CAN, LAN
Features like DC Remote Voltage Compensation, External Emergency Stop, and Fault Search

Specifications
The D1000 Series includes various models with different power and current ratings. Key specifications include:

Voltage Accuracy: ±0.1%FS
Current Accuracy: ±0.1%FS
Response Time: ≤10ms
Current Ripple: ≤0.2%·FS
Voltage Resolution: 0.001V
Current Resolution: 0.001A
Power Resolution: 0.001kW
Protection features: OVP (Over Voltage Protection), OCP, OTP, Phase loss, Emergency stop

Feedback Characteristics
Energy recovery is available across the full power range with iTHD ≤3% and PF ≥0.99. The output voltage is 400V ±10% at a frequency of 50Hz±5Hz.

Communication Interfaces
Local interface includes an LCD, while remote communication is supported via RS485, LAN, and CAN. Additional features include emergency stop, fault signal, and voltage compensation.

Safety & Ambient Conditions

Insulation Resistance: ≥20MΩ (500Vdc)
Withstand Voltage: 3000Vdc for 60s without arcing/breakdown
Ground Resistance: ≤0.1Ω
Cooling: Air cooling
Ambient Temperature: -10 to 40℃
Relative Humidity: 0-90%RH (Non-condensing at 25℃)
Altitude: ≤2000m

Additional Notes
Standard machines are available at 800V and 1200V, with dual-channel and high voltage platforms at 1600V and 2000V. The withstand voltage for 1600V and 2000V products is designed according to 3200Vdc and 3700Vdc respectively.

Catalog excerpts

D1000 SeriesEnergy Recycling DC Electronic LoadProduct Introduction D1000 Series Energy Recycling DC Electronic Load is a power conversion device based on power frequency isolation, and IGBT two-stage conversion architecture. The product features high accuracy, high dynamic response, high reliability, and energy recovery to the grid in full power range. Widely used in production lines (electric vehicle batteries, switching power supplies, linear power supplies), research institutions, automotive electronics, aerospace, ships and fuel cells and other industries. Static Load Modes: CV/CR/CC/ CP Dynamic Load Mode Adjustable Voltage/ Current Slew Rate DC Remote Voltage Compensation External Emergency Stop Current and Historical Fault Search Product Advantages • Wide voltage & current range • High accuracy & resolution • High dynamic response • Multi-filtering solutions, low ripple • High conversion efficiency: Max.94% • Complete safety protection: OCP/OTP, etc. • Standard communication interfaces: RS485/CAN/LAN KEWELL TECHNOLOGY CO.,LTD. ++) https://www.kewelltest.com/ [email protected]

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Note:*Each power level is available with standard machines at 800V and 1200V. In addition, standard machines of dual-channel and high voltage platform at 1600V and 2000V are available as well; Load Mode Work Mode Voltage Accuracy Current Accuracy Response Time Current Ripple(rms) Voltage Resolution Current Resolution Power Resolution Protection Feedback Characteristics Safety & Ambient Conditions Energy Recovery Energy recovery is available in full power range iTHD PF Output Voltage Frequency Communication Interfaces Insulation Resistance Withstand Voltage* Ground Resistance Cooling Ambient Temperature...

Open the catalog to page 2

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