產品介紹
EA-ELR 10750-20 3U為德國EA最新推出的回饋式電子負載，在進口直流電子負載中被廣泛用于汽車測試，光伏測試等領域。
EA-ELR 10750-20 3U產品技術規格書（點擊右鍵另存為）德國EA代理，上海雨芯儀器科技有限公司提供
EA-ELR 10750-20 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 10750-20 3U |
| DC-Input |
|
| Voltage range |
0 - 750 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 - 20 A |
| Power range *1 | 0 - 5000 W |
| Resistance range | 1.2 Ω - 2200 Ω |
| Output capacity | 180 μF |
| Efficiency up to | 95.5% *1 |
| Isolation | |
| Negative DC-Pol <-> PE |
±1500 V DC |
| Positive DC-Pol <-> PE | +2000 V DC |
| Article number | 33200832 |
*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) |