產(chǎn)品介紹

EA-ELR 10750-20 3U為德國EA最新推出的回饋式電子負(fù)載，在進(jìn)口直流電子負(fù)載中被廣泛用于汽車測(cè)試，光伏測(cè)試等領(lǐng)域。

EA-ELR 10750-20 3U產(chǎn)品技術(shù)規(guī)格書（點(diǎn)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)