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Summary EVD Series High Precision Bidirectional DC Power Supply is a high precision DC power supply adopting two-stage conversion architecture, featuring high dynamic response, and bidirectional energy flow. Ideal match for E-motor (controller) testing, powertrain system testing etc. For E-motor testing, EVD can be used to simulate the overload capacity, efficiency, locked-rotor current, maximum speed, overspeed, and energy recovery performance of the electric motor and controller. | Items
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Advantages
Wide voltage and current output
High precision and resolution
High dynamic response in 3-6ms
Multi-filtering solutions
Superposition of ripple (Optional)
Fast CAN communication: 1ms
Standard communication interfaces: RS485, CAN, LAN, Ether CAT (optional)
Summary EVD Series High Precision Bidirectional DC Power Supply is a high precision DC power supply adopting two-stage conversion architecture, featuring high dynamic response, and bidirectional energy flow. Ideal match for E-motor (controller) testing, powertrain system testing etc. For E-motor testing, EVD can be used to simulate the overload capacity, efficiency, locked-rotor current, maximum speed, overspeed, and energy recovery performance of the electric motor and controller. | Items
|
Advantages
Wide voltage and current output
High precision and resolution
High dynamic response in 3-6ms
Multi-filtering solutions
Superposition of ripple (Optional)
Fast CAN communication: 1ms
Standard communication interfaces: RS485, CAN, LAN, Ether CAT (optional)
Models | Rated Power [kW] | Rated Current [A] | Rated Voltage [V] | Peak Power (60s) [kW] | Peak Current (60s) [A] | Voltage Range [V] |
EVD-80-1000 | 80 | 300 | 266 | 120 | 450 | 24-1000 |
EVD-100-1000 | 100 | 350 | 285 | 150 | 525 | 24-1000 |
EVD-150-1000 | 150 | 500 | 300 | 200 | 666 | 24-1000 |
EVD-200-1000 | 200 | 600 | 333 | 250 | 750 | 24-1000 |
EVD-250-1000 | 250 | 600 | 416 | 350 | 840 | 24-1000 |
EVD-300-1000 | 300 | 750 | 400 | 400 | 1000 | 24-1000 |
EVD-400-1000 | 400 | 1000 | 400 | 500 | 1250 | 24-1000 |
EVD-500-1000 | 500 | 1200 | 416 | 600 | 1440 | 24-1000 |
*Rated voltage of each model above is also available in 800V and 1200V. High voltage standard product is also available in 1500V and 2000V, with dual channel.
Other Parameters
Input Requirement | |
Phase | 3φ3W+PE |
Voltage | 380V±15% |
Frequency | 50Hz±5Hz |
Output Characteristic | |
Voltage Precision | ±(0.1%·FS+5dgt) |
Current Precision | ±(0.1%·FS+5dgt) |
Response Time | ≤3ms (10%-90% sudden loading) |
Switching Time | ≤6ms (+90%~-90%) |
Voltage Ripple (rms) | ≤0.2%·FS |
Load Regulation | 0.1%·FS |
Protection | OVP/OCP/OTP/Phase loss/Emergency stop etc. |
Feedback Characteristics | |
Energy Recovery | Energy recovery is available in full power range. |
iTHD | ≤3% |
Power Factor | ≥0.99 |
Communication Interfaces | |
Local Interface | LCD |
Remote Comms | RS485/LAN/CAN |
Others | External emergency stop/Fault signal/Voltage compensation |
Safety & Ambient Conditions | |
Insulation Resistance | ≥20MΩ (500Vdc) |
Voltage Withstand | 2000Vdc (60s, no arcing/breakdown) |
Ground Resistance | ≤0.1Ω |
Protection Level | IP21 (indoor) |
Cooling | Fan cooling |
Ambient Temperature | -10~40℃ |
Relative Humidity | 0-90%RH (non-condensing at 25℃) |
Altitude | ≤2000m |
Models | Rated Power [kW] | Rated Current [A] | Rated Voltage [V] | Peak Power (60s) [kW] | Peak Current (60s) [A] | Voltage Range [V] |
EVD-80-1000 | 80 | 300 | 266 | 120 | 450 | 24-1000 |
EVD-100-1000 | 100 | 350 | 285 | 150 | 525 | 24-1000 |
EVD-150-1000 | 150 | 500 | 300 | 200 | 666 | 24-1000 |
EVD-200-1000 | 200 | 600 | 333 | 250 | 750 | 24-1000 |
EVD-250-1000 | 250 | 600 | 416 | 350 | 840 | 24-1000 |
EVD-300-1000 | 300 | 750 | 400 | 400 | 1000 | 24-1000 |
EVD-400-1000 | 400 | 1000 | 400 | 500 | 1250 | 24-1000 |
EVD-500-1000 | 500 | 1200 | 416 | 600 | 1440 | 24-1000 |
*Rated voltage of each model above is also available in 800V and 1200V. High voltage standard product is also available in 1500V and 2000V, with dual channel.
Other Parameters
Input Requirement | |
Phase | 3φ3W+PE |
Voltage | 380V±15% |
Frequency | 50Hz±5Hz |
Output Characteristic | |
Voltage Precision | ±(0.1%·FS+5dgt) |
Current Precision | ±(0.1%·FS+5dgt) |
Response Time | ≤3ms (10%-90% sudden loading) |
Switching Time | ≤6ms (+90%~-90%) |
Voltage Ripple (rms) | ≤0.2%·FS |
Load Regulation | 0.1%·FS |
Protection | OVP/OCP/OTP/Phase loss/Emergency stop etc. |
Feedback Characteristics | |
Energy Recovery | Energy recovery is available in full power range. |
iTHD | ≤3% |
Power Factor | ≥0.99 |
Communication Interfaces | |
Local Interface | LCD |
Remote Comms | RS485/LAN/CAN |
Others | External emergency stop/Fault signal/Voltage compensation |
Safety & Ambient Conditions | |
Insulation Resistance | ≥20MΩ (500Vdc) |
Voltage Withstand | 2000Vdc (60s, no arcing/breakdown) |
Ground Resistance | ≤0.1Ω |
Protection Level | IP21 (indoor) |
Cooling | Fan cooling |
Ambient Temperature | -10~40℃ |
Relative Humidity | 0-90%RH (non-condensing at 25℃) |
Altitude | ≤2000m |