
EA-ELR 10750-40 3U为德国EA最新推出的回馈式电子负载,在进口直流电子负载中被广泛用于汽车测试,光伏测试等领域。
EA-ELR 10750-40 3U产品技术规格书(点击右键另存为)德国EA代理,上海雨芯仪器科技有限公司提供
EA-ELR 10750-40 3U Features
Wide range input, 110 V - 240 V +10 % 1ph AC 
Active Power-Factor-Correction, typical 0.99 
Regenerative with energy recovery into the grid 
Very high efficiency up to over 95 % 
Voltage from 0 - 80 V up to 0 - 1500 V 
Currents from 0 - 6 A up to 0 - 120 A 
Flexible power regulated DC input stages  (autoranging) 
Regulation mode CV, CC, CP, CR with fast crossover 
Digital regulation, high resolution with 16bit ADCs and DACs, selection of control speed: Normal, Fast, Slow 
Color 5“ TFT display with touch control and intuitive user interface 
Galvanically isolated Share-Bus for parallel operation of all power classes in the 10000 series 
Master-Slave bus for parallel operation of up to 64 units of all power classes in the 10000 series 
Integrated function generator with predefined curves 
Integrated battery test mode 
Photovoltaics test mode, MPPT 
Command languages and drivers: SCPI and ModBus,LabVIEW, IVI
Build-in Interfaces 
USB  
Ethernet 
Analog 
USB Host 
Master-Slave-Bus 
Share-Bus 
Software 
EA-Power Control 
Optional Interfaces 
CAN 
CANopen 
RS232 
Profibus 
EtherCAT 
Profinet, with one or two ports 
Modbus, with one or two ports 
Ethernet, with one or two ports
| Technical Specifications | EA-ELR 10750-40 3U | 
| DC-Input | |
| Voltage range | 0 - 2000 V | 
| Ripple rms CV | ≤200 mV BW 300 kHz | 
| Ripple and noise p-p CV | ≤800 mV BW 20 MHz | 
| UMin for IMax (Sink) | <2.2 V | 
| Current range | 0 - 40 A | 
| Power range *1 | 0 - 10000 W | 
| Resistance range | 0.6 Ω - 1100 Ω | 
| Output capacity | 360 μF | 
| Efficiency up to | 95.5% *1 | 
| Isolation | |
| Negative DC-Pol <-> PE | ±1500 V DC | 
| Positive DC-Pol <-> PE | +2000 V DC | 
| Article number | 33200837 | 
*1 100% Power and 100% Output voltage
| General specifications | |
| AC Input | |
| Voltage, Phases | 208 V / 380 V / 400 V / 480 V ±10%, 3ph AC (208 V 3ph AC with Derating to 9 kW) | 
| Frequency | 45-66 Hz | 
| Power factor | >0.99 | 
| Leakage current | < 5 mA | 
| Overvoltage category | 2 | 
| Pollution degree | 2 | 
| DC Input static | |
| Load regulation CV | ≤0.05% FS (0 - 100% load, constant input voltage and constant temperature) | 
| Line regulation CV | ≤0.01% FS (208 V - 480 V AC +10% input voltage, constant load and constant temperature) | 
| Stability CV | ≤0.02% FS (Over 8hrs interval following 30 minutes warm-up, constant input voltage, load and temperature) | 
| Temperature coefficient CV | ≤30ppm/°C (Following 30 minutes warm up) | 
| Compensation (Remote Sense) | ≤5% UNominal | 
| Load regulation CC | ≤0.1% FS (0 - 100% load, constant input voltage and constant temperature) | 
| Line regulation CC | ≤0.01% FS (208 V - 480 V AC +10% input voltage, constant load and constant temperature) | 
| Stability CC | ≤0.02% FS (Over 8hrs interval following 30 minutes warm-up, constant input voltage, load and temperature) | 
| Temperature coefficient CC | ≤50ppm/°C (Following 30 minutes warm up) | 
| Load regulation CP | ≤0.3% FS (0 - 100% load, constant input voltage and constant temperature) | 
| Load regulation CR | ≤0.3% FS + 0.1% FS current (0 - 100% load, constant input voltage and constant temperature) | 
| Protective functions | |
| OVP | Overvoltage protection adjustable, 0 - 110% UNominal | 
| OCP | Overcurrent protection adjustable, 0 - 110% INominal | 
| OPP | Overpower protection adjustable, 0 - 110% PNominal | 
| OT | OT Overtemperature protection, output shuts down in case of insufficient cooling | 
| DC Input dynamic | |
| Rise time 10 - 90% CC | ≤10 ms | 
| Fall time 90 - 10% CC | ≤10 ms | 
| Display accuracy | |
| Voltage | ≤0.05% FS | 
| Current | ≤0.1% FS | 
| Insulation | |
| AC Input to DC Input | 3750 Vrms (1 Minute), creepage >8 mm | 
| AC Input to case (PE) | 2500 Vrms | 
| DC Input to case (PE) | Depending on the model, see model table | 
| DC Input to Interfaces | 1000 V DC (Model up to 360 V output), 1500 V DC (Model from 500 V output) | 
| Interfaces digital | |
| Built-in, galvanically isolated | USB, Ethernet (100 MBit) for communication 1x USB Host for data acquisition | 
| Optional, galvanically isolated | CAN, CANopen, RS232, ModBus TCP, Profinet, Profibus, EtherCAT, Ethernet | 
| Interfaces analog | |
| Built-in, galvanically isolated | 15-pole D-Sub | 
| Signal range | 0 - 10 V or 0 - 5 V (switchable) | 
| Inputs | U, I, P, R, remote control on/off, DC input on/off, resistance mode on/off | 
| Outputs | Monitor U and I, alarms, reference voltage, status DC input, status CV/CC | 
| Accuracy U / I / P / R | 0 - 10 V ≤0.2%, 0 - 5 V ≤0.4% | 
| Device configuration | |
| Parallel operation | Up to 64 units of any power class in series 10000, with Master-Slave-Bus and Share-Bus | 
| Safety and EMC | |
| Safety | EN 61010-1 IEC 61010-1 UL 61010-1 CSA C22.2 No 61010-1 BS EN 61010-1 | 
| EMC | EN 55011, class B CISPR 11, class B FCC 47 CFR Part 15B, Unintentional Radiator, class B EN 61326-1 include tests according to: - EN 61000-4-2 - EN 61000-4-3 - EN 61000-4-4 - EN 61000-4-5 - EN 61000-4-6 | 
| Safety protection class | 1 | 
| Ingress Protection | IP20 | 
| Environmental conditions | |
| Operating temperature | 0 - 50 °C | 
| Storage temperature | -20 - 70 °C | 
| Humidity | ≤80% RH, non-condensing | 
| Altitude | ≤2000 m (≤6600 ft) | 
| Mechanical construction | |
| Cooling | Forced air flow from front to rear, temperature controlled fans | 
| Dimensions (B x H x T) | 19“ x 3U x 668 mm (Enclosure only, not over all) | 
| Weight | 32.8 kg (72 lb) |